WO2004114013A1 - Installation d'ecran en forme de dome - Google Patents

Installation d'ecran en forme de dome Download PDF

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Publication number
WO2004114013A1
WO2004114013A1 PCT/JP2004/009047 JP2004009047W WO2004114013A1 WO 2004114013 A1 WO2004114013 A1 WO 2004114013A1 JP 2004009047 W JP2004009047 W JP 2004009047W WO 2004114013 A1 WO2004114013 A1 WO 2004114013A1
Authority
WO
WIPO (PCT)
Prior art keywords
dome
screen device
shaped screen
coating
film
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2004/009047
Other languages
English (en)
Japanese (ja)
Inventor
Shinichi Konno
Toshihiro Minamitani
Yutaka Sudou
Akio Sato
Manabu Kajisawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Taiyo Kogyo Co Ltd
Original Assignee
Sony Corp
Taiyo Kogyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2003178634A external-priority patent/JP2005017398A/ja
Priority claimed from JP2003178635A external-priority patent/JP2005017399A/ja
Application filed by Sony Corp, Taiyo Kogyo Co Ltd filed Critical Sony Corp
Publication of WO2004114013A1 publication Critical patent/WO2004114013A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B27/00—Planetaria; Globes
    • G09B27/04—Star maps
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B27/00—Planetaria; Globes

Definitions

  • the present invention relates to a dome-shaped screen device provided with a substantially hemispherical screen capable of projecting a wide range of images of a planetarium, a movie, and the like, and more particularly to a substantially hemispherical surface of a screen.
  • the present invention relates to a dome-shaped screen device capable of maintaining a high stability.
  • Patent Literature 1 is a patent application filed earlier by the present applicant, and is used in athletic equipment such as bicycle exercise equipment and walking exercise equipment, or in simulation equipment and entertainment equipment having a riding configuration. It describes a pseudo-experience device with an image display device that enables a person to perform a desired operation while viewing a virtual image that changes in accordance with the forward or backward movement.
  • the simulated experience device with an image display device described in Patent Document 1 includes an athletic device that enables the user to perform a forward movement without moving forward, and a person who performs the forward movement performs the forward movement.
  • An image display device configured to enable the user to view an image that changes in accordance with the motion of the user, and an operation of blowing the motion at least from the front to the exercising person.
  • a blower that changes the air volume in relation to the air conditioner hereinafter referred to as “first conventional technology”.
  • a projection display is displayed on a hemispherical dome screen as an image display device. By doing so, it is considered to make the displayed image have a three-dimensional effect, and to make it easier to immerse in motion such as exercise with a more realistic image.
  • Patent Literature 2 discloses an image display device capable of obtaining a wide field of view by viewing an image projected on a hemispherical dome-shaped screen.
  • the image display device described in Patent Document 2 projects an image on a hemispherical dome-shaped screen by a projector 1 and displays an image projected on the hemispherical dome-shaped screen.
  • the hemispherical dome-shaped screen is made of a transmission screen and a sheet having a property of diffusing light.
  • the periphery of the screen is tightly sealed with a transparent sheet having a circular curved shape or a circular flat shape so that gas can be freely injected into a sealed space between the screen and the transparent sheet.
  • an image is projected from the back of the hemispherical dome-shaped screen on the side opposite to the opening side (hereinafter referred to as “second conventional technology”).
  • the hemispherical dome-shaped screen is formed as a transmission-type screen made of a transparent plastic material or the like.
  • a large-diameter hemisphere is formed by the surrounding annular portion and the surrounding peripheral portion.
  • the light projected from the video projector is reflected by a reflecting mirror to form an image.
  • the hemisphere dome The image is in focus at the center of the screen, the image is slightly more focused around the periphery of the screen, and the image around the periphery is gradually blurred and dark at the periphery, and dark at the outermost periphery. The following image is obtained.
  • the center of the eye is focused and a clear image can be seen, but the area around it is gradually blurred, and the part out of view becomes gradually darker. As a result, it is possible to easily reproduce a visual sensation that is very close to the observer's vision, in which the periphery of the screen cannot be seen. .
  • Patent Document 3 describes a screen structure having a curved surface for projecting an image such as an image and a planetary water.
  • the screen structure having a curved surface described in Patent Document 3 forms a rigid skeleton corresponding to the screen shape to be formed, and the outer peripheral surface and the inner peripheral curved surface of the rigid skeleton are formed by: It is covered with an outer coating and an inner coating made of a non-breathable material.A space between the outer coating and the inner coating is an airtight space where air does not flow, and an exhaust device is connected to this airtight space. It is possible to reduce pressure continuously in the hermetic space by making the inner peripheral coating smaller in surface area than the inner peripheral curved surface of the rigid skeleton and corresponding to the inner peripheral curved surface. It is characterized in that it is formed so that the inner peripheral curved surface of the skeleton does not contact the inner peripheral coating (hereinafter referred to as “third conventional technology”).
  • Patent Document 1
  • Patent Document 2
  • Patent No. 3 393 244 (P. 112, FIG. 1)
  • Patent Document 3 SUMMARY OF THE INVENTION
  • the dome-shaped screen is made without bones, and since there is no bone part projected on the screen, a clear image can be observed. However, only one observer can observe the image at a time. There is a problem that it is not something that can show a beautiful image to the elderly.
  • the inner surface is a hemispherical projection surface and a dome-shaped screen large enough to accommodate many persons at once is provided.
  • the space between the outer coating and the inner coating that constitutes the screen is an airtight space where no air flows in. Adheres to the outer peripheral surface of the rigid skeleton, while the inner peripheral coating is formed on a smaller surface area than the surface of the inner peripheral curved surface of the rigid skeleton, so that tension is maintained at a fixed position without contacting the inner peripheral curved surface.
  • the pressure difference between the inside and outside of the dome-shaped screen changes due to changes in air pressure, temperature, etc. outside the dome-shaped screen.
  • the rigid surface is interposed between the outer coating and the inner coating, which makes the assembling work cumbersome and reduces the workability during assembly. ⁇ There are also seven issues.
  • the screen and rubber screen are supported by legs or a housing. And there is no means to adjust the height of the screen, so it is not possible to keep the distance to the screen close to or away from it.o Furthermore, only one person can use the screen. A lot of people to show a bad image-->
  • the inner surface is a hemispherical projection surface and a dome-shaped screen large enough to accommodate many persons at once is provided.
  • the dome had a structure directly supported by a support surface such as a floor. For this reason, the height of the dome portion could not be adjusted, and there was also a problem that the dome-shaped screen set at the initial height position could not be seen.
  • the present invention has been made in order to solve such a problem of the related art, and constantly sucks gas in a substantially hemispherical gas chamber formed between an inner coating and an outer coating to remove the screen.
  • a substantially hemispherical gas chamber formed between an inner coating and an outer coating to remove the screen.
  • the present invention makes it possible to adjust the height of the torso part supporting the dome part, so that the observer is a child who is an adult or a child, or it is better to see the screen close up, It is also an object of the present invention to provide a dome-shaped screen device capable of adjusting the height of the dome portion according to the purpose, taking into account factors such as whether it is better to view it.o Disclosure of the invention
  • a dome-shaped screen device comprises: a substantially hemispherical inner coating on which an image is projected on an inner surface; and a predetermined gap.
  • the outer coating which has a substantially hemispherical shape and is covered by the inner coating with a gap, and the gas in the substantially hemispherical gas chamber, which is formed between the inner coating and the outer coating, is constantly sucked to reduce the pressure in the gas chamber to the outside.
  • the dome-type screen device according to claim 2 of the present application is the dome-type screen device according to claim 1, wherein the size of the opening-side end of the inner coating and the outer coating is smaller than that of the dome-type screen device.
  • a domed screen device is the dome screen device according to claim 2, wherein the film fixing means is a surface fastener. ing.
  • the dome-shaped screen device according to claim 4 of the present application is a dome-shaped screen device according to claim 1, wherein the skeleton has a substantially hemispherical shape corresponding to the outer coating. It is characterized in that a member is provided, the outer film is covered on the skeleton portion, and the outer film is held by the skeleton member.
  • the dome-shaped screen device ia according to claim 5 of the present application is the dome-type screen device according to claim 1, wherein the suction device has an intake duct, and the intake duct is provided.
  • the suction device is characterized in that the tip of the suction device is connected to a through-hole provided in the membrane mounting member and the suction device is connected to the gas chamber.
  • the dome-shaped screen device according to claim 6 of the present application is the dome-type screen device according to claim 1, wherein an inner film is mounted and a body portion surrounds a viewer.
  • the body is characterized in that it can be tilted steplessly or stepwisely.
  • the dome-shaped screen device according to claim 7 of the present application is the dome-shaped screen device according to claim 1, wherein the inner film and the outer film, and the inner film and the outer film are used.
  • the pressure is lower than that of the outside by being provided between and being constantly sucked.
  • the dome is formed by a hemispherical gas chamber.
  • the dome-shaped screen device described in claim 8 of the present application is a dome-shaped screen device described in claim 6, wherein the body portion is a telescopic telescopic device. It has a supporting column, and the dome is supported by a plurality of supporting columns so that the height can be adjusted.
  • the gas chamber formed between the inner coating and the outer coating can be formed. Since the gas is constantly sucked by the suction device, the inner film is always stretched due to the pressure difference between the pressure acting on the inner surface of the inner film and the pressure acting on the outer surface. A substantially hemispherical projection surface can be maintained with good stability.
  • the membrane mounting member and the membrane fixing means are provided, and the membrane fixing means covers the substantially entire circumference of the inner film and the outer film.
  • a hook-and-loop fastener can be used as the film fixing means. Desorption work of the outer coating can be performed easily and quickly.
  • dome-shaped screen device described in claim 4 of the present application deformation caused by negative pressure acting on the inner surface of the outer skin is achieved by covering the skeletal member with the outer skin and holding it. By suppressing this, the gas chamber is made to appear clearly, and the negative pressure can be applied to the inner surface of the inner coating reliably and sufficiently to maintain the substantially hemispherical shape of the projection surface with good stability.
  • the suction device is fitted into the through hole of the membrane mounting member so that the suction device is connected to the gas chamber. Connection can be made easily and quickly, and workability during assembly and disassembly can be improved.
  • a body portion on which the inner coating is mounted is provided, and the height of the body portion is stepless.
  • the dome height can be adjusted to the level of the ⁇ fe floor or stepped.
  • the inner coating and the outer coating having a substantially hemispherical shape and the space between them.
  • the height of the dome section can be adjusted by applying a nested support column as the body section. It is relatively easy and quick.
  • FIG. 1 is an explanatory diagram showing a dome-shaped screen device according to an embodiment of the present invention in a sectional view from the center.
  • FIG. 2 is an external perspective view of one embodiment of the dome-shaped screen device of the present invention as viewed from the outside.
  • FIG. 3 is an exploded perspective view showing an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 4A is an explanatory diagram showing a cross section of a part of a support column according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 4B is an explanatory view showing a connection portion of the upper frame of the support column according to one embodiment of the dome-shaped screen device of the present invention.
  • FIG. 4C is an explanatory view showing a connection portion of the lower frame of the support column according to one embodiment of the dome-shaped screen device of the present invention.
  • FIG. 5 is a front view of a support pillar according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 6 is a perspective view showing an assembled state of a skeletal member and a membrane mounting member according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 7A is a side view showing the folded state of the vertical aggregate of the skeletal member according to one embodiment of the dome-shaped screen device of the present invention.
  • FIG. 7B is an enlarged explanatory view showing a part of a skeletal member connecting device according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 8A is a plan view showing a ring joint portion of a skeletal member according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 8B is an explanatory view showing a cross section of the right half of the ring joint portion of the skeletal member according to one embodiment of the dome-shaped screen device of the present invention.
  • FIG. 9A is a front view of a dome-shaped screen device according to an embodiment of the present invention in a state where a connecting portion of a skeleton member is extended.
  • FIG. 9B is a side view of a dome-shaped screen device according to an embodiment of the present invention in a state where a connecting portion of a skeletal member is extended.
  • FIG. 10 is a perspective view showing an upper frame piece and an upper joint according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 11 shows a dome-shaped screen device according to an embodiment of the present invention. It is a perspective view which shows a membrane attachment member.
  • FIG. 12 is a perspective view showing an inner coating and an outer coating according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 13 is a perspective view showing a lower frame piece and a lower joint according to an embodiment of the dome-shaped screen device of the present invention.
  • FIG. 14 is a perspective view showing an assembled state of a support member and a support column according to one embodiment of the dome-shaped screen device of the present invention.
  • FIG. 15 is a perspective view showing a projector according to an embodiment of the dome-shaped screen device of the present invention.
  • BEST MODE FOR CARRYING OUT THE INVENTION ⁇ Embodiments of the present invention will be described below with reference to the accompanying drawings.
  • the dome-shaped screen device shown in this embodiment displays an image of an astronomical object, a movie, or the like on a hemispherical screen placed above a viewer's head, and allows the observer to view the operation of the astronomical object, a movie story, or the like. It allows you to enjoy watching the hemispherical screen overhead.
  • the dome-shaped screen device 1 has a dome portion 2 having a substantially hemispherical screen, supports the dome portion 2 from below, and is adjustable in height. And a suction device 4 for holding the hemispherical screen in a hemispherical shape.
  • the dome portion 2 has a substantially hemispherical inner film 5 on which an image is projected on the inner surface, and a substantially hemispherical shape which is covered with a predetermined gap over the entire circumferential surface between the inner film 5 and the inner film 5. And a skeletal member 7 for supporting the outer skin 6 from the inside, and a membrane for supporting the inner coating 5 and the outer coating 6 and the open end of the skeletal member 7 over the entire circumference. And a mounting member 8. A substantially hemispherical space formed between the inner coating 5 and the outer coating 6 A gas chamber 9.
  • the inner film 5 and the outer film 6 are formed of a sheet-like member having a light-shielding property.
  • the material of the inner coating 5 and the outer coating 6 for example, polyester is preferable, but nylon or other plastic sheets can be applied, and in addition, cloth is used as a core material.
  • Various materials such as a plastic sheet bonded to the surface thereof and a plastic sheet used as a core material and a cloth bonded to one or both surfaces thereof may be used.
  • the outer coating 6 be formed of a material having weather resistance in consideration of, for example, installation outdoors.
  • the inner coating 5 and the outer coating 6 are formed so as to form a curved surface having a substantially hemispherical shape as a whole. Therefore, the inner film 5 and the outer film 6 are formed by dividing into a plurality of film pieces by draping or the like based on a numerical value calculated in advance, and the plurality of film pieces are joined by a joining means such as sewing or adhesive. Connected to each other to form one substantially hemispherical cap-shaped member.
  • the joints of the adjacent coating pieces may be completely adhered so as to obtain a high degree of airtightness, but if they are joined to a certain degree, a little airtightness may be obtained. It may be in a state of being broken and causing gas leakage. The reason is that, as will be described later, the suction device 4 is configured to always suck the air in the gas chamber 9 so that the air always flows in the screen.
  • the inner coating 5 is formed slightly smaller than the outer coating 6, and a predetermined gap is formed on the entire peripheral surface when the inner coating 5 is covered with the outer coating 6. To be formed. Therefore, the diameter of the opening end of the inner coating 5 is smaller than the diameter of the opening end of the outer coating 6, and the surface area of the inner coating 5 is naturally smaller than the surface area of the outer coating 6. Has become.
  • the skeletal member 7 has a configuration as shown in FIGS. That is, the skeletal member 7 is composed of a plurality of vertical aggregates 11 (12 in this embodiment) and horizontal aggregates 1 2 ( In this embodiment, one ring joint 13 is provided. As shown in FIG.
  • each of the vertical aggregates 11 is formed by folding an upper arm 15 and a lower arm 16 formed in an arc shape, respectively, and folding both arms 15 and 16 in the axial direction. And a connecting member 17 to bend freely. And the upper arm 1 5 and the lower arm
  • connecting pieces 18, 1 are each formed by a pipe-shaped hollow member. At both ends in the axial direction of the upper arm 15, connecting pieces 18, 1
  • connecting pieces 20 and 21 are fixed by a fixing means such as press-fitting or screwing, and are integrally formed.
  • connecting pieces 20 and 21 are fixed to the axially opposite ends of the lower arm 16 by fixing means such as press-fitting and screw fastening, respectively, to be integrally formed.
  • Each connecting piece 18, 19, 20, 21 positions the shaft 22 a fixed by being pressed into the hole of each arm 15, 16, and the shaft 22 a. It is composed of a flange 22b and a projection 22c which is continuous with the flange 22b and protrudes to the opposite side to the shaft 22a.
  • the projection 22c is provided with a through hole that opens in a direction intersecting with the axial direction of each arm.
  • the connecting pieces 18, 19, 20, 21 having such a configuration, the lower connecting piece 19 fixed to the lower end of the upper arm 15 and the lower connecting piece 19 fixed to the upper end of the lower arm 16.
  • the upper connecting pieces 20 are rotatably connected to the connecting tools 17 respectively.
  • the connecting member 17 is formed of a member having a U-shaped receiving portion at both ends and a H-shaped planar shape.
  • the protrusion 22c of the connection piece 19 is inserted into one of the receiving portions 17a of the connecting tool 17, and the protrusion 22c of the connection piece 20 is inserted into the other receiving portion 17b. ing.
  • Mounting screws 23 are inserted into the through holes of 17a and 17b.
  • the nut is screwed to the tip of the screw 23 to prevent it from falling off.
  • approximately 45 degrees is provided at one side in the width direction of the connecting member 17 and at both ends in the longitudinal direction (the direction connecting the two receiving holes of the two receiving portions 17a and 17b).
  • Each of the inclined notches 25 is provided at one side in the width direction of the connecting member 17 and at both ends in the longitudinal direction (the direction connecting the two receiving holes of the two receiving portions 17a and 17b).
  • Each of the inclined notches 25 is provided at one side in the width direction of the connecting member 17 and at both ends in the longitudinal direction (the direction connecting the two receiving holes of the two receiving portions 17a and 17b).
  • Each of the inclined notches 25 is provided at one side in the width direction of the connecting member 17 and at both ends in the longitudinal direction (the direction connecting the two receiving holes of the two receiving portions 17a and 17b).
  • Each of the inclined notches 25 is provided at one side in the width
  • the longitudinal direction of the connecting member 17 and the axis of the upper arm 15 are aligned.
  • the flange 2 2 b of the connecting piece 19 or the connecting piece 20 in the case of the lower arm 16
  • the upper arm 15 cannot be turned on the opposite side of the notch portion 25 with respect to the connector 17, that is, counterclockwise in FIG. 9B.
  • the upper arm 15 can be turned and bent on the side where the notch portion 25 of the connecting member 17 is clockwise in FIG. 9B.
  • Reference numeral 26 shown in FIGS. 9A and 9B denotes a protection pipe that can cover a joint portion composed of the upper arm 15 and the lower arm 16 and the connecting member 17.
  • a material for the protective pipe 26 for example, a flexible pipe material such as a vinyl pipe is suitable.
  • the protection pipe 26 is used when the joint part including the connecting member 17 and the like is extended, and can cover the joint part and keep the joint extended.
  • the protection pipe 26 when not in use is moved to the upper arm 15 side. By covering the joints with this protective pipe 26, the upper arm 15 and the lower arm 16 are folded inward Can be prevented.
  • the upper connecting pieces 18 fixed to the upper ends of the upper arms 15 of the plurality of vertical aggregates 11 having such a configuration are rotatably connected to the ring joints 13 respectively.
  • the ring joint 13 is made of a ring-shaped member having an appropriate thickness, and the outer peripheral surface thereof has the same number of threads as the vertical aggregate 11.
  • Kits 28 are provided at equal intervals in the circumferential direction.
  • the protrusions 22 c of the connection piece 18 are slidably inserted into these slits 28.
  • a ring shaft 29 having a ring shape is commonly inserted into the protrusion 22 c of each connection piece 18.
  • An upper stopper 30 and a lower stopper 31 are provided on the inner peripheral surface of the ring joint 13 with a predetermined gap in the thickness direction.
  • the upper strut 30 is for maintaining a fixed state in which the skeletal member 7 is open as shown in FIG. 6.
  • the upper bone 11 At the tip of the projection 22 c of the connecting piece 18, a projection 22 d protruding from the opposite side of the shaft 22 a is provided.
  • the lower stono 31 is a skeletal member 7. This is to prevent the vertical aggregate 11 from being bent inward more than necessary in the closed state (the state shown in Fig. 7A).
  • the projections 2 2 d of the abutment 18 are in contact with the side surfaces of the upper storage device 30. This prevents further opening of the vertical aggregate 11 to the outside, that is, rotation in the counterclockwise direction in FIG. 8B, while closing the skeletal member 7 results in a connection piece.
  • the lower surface of the projection 22 of 18 is in contact with the side surface of the lower stopper 31. However, the turning operation of the vertical aggregate 11 further inward, that is, the turning in the clockwise direction in FIG. 8B is prevented.
  • the horizontal aggregate 12 is for maintaining the interval in the horizontal direction of the plurality of vertical aggregates 11 substantially constant.
  • the horizontal aggregate 12 is a vertical aggregate 1 1.
  • the horizontal arm 33 is formed of a pipe-shaped hollow member, and connection pieces 35 and 36 are fixed to both ends in the axial direction by fixing means such as press-fitting and screwing, respectively, and are integrally formed. It is configured.
  • Each connecting piece 3 5 3 6 has a shaft portion 37 a fixed by being pressed into the hole of the lateral arm 33, a flange portion 37 for positioning the shaft portion 37 a, and a flange portion 37 for positioning the shaft portion 37 a.
  • a projection 37c protruding on the opposite side to the shaft 37a is formed continuously from 37b.
  • the convex portion 37c has a through hole that opens in a direction intersecting the axial direction of the lateral arm 33.
  • Connection 3 4 is a pair of holding pieces 3 that sandwich the vertical aggregate 1 1 from both inside and outside.
  • Each of the holding pieces 34a and 34b includes a holding portion 38a formed in a semicircular shape and connecting portions 38b and 38b connected to both sides of the holding portion 38a.
  • Each connecting part 38b has a through hole.
  • one connecting piece 3 5 of the adjacent horizontal arm 3 3 is provided between the connecting portions 38 b at both ends of the pair of holding pieces 34 a and 34 b that sandwich the vertical aggregate 11 from both inside and outside.
  • the other connecting piece 36 are inserted respectively.
  • the mounting screws 39 are inserted into the through holes of the connecting portions 38b in such a state that they are superimposed on each other, and each nut is screwed into the end of the mounting screw 39 to tighten each nut.
  • the horizontal arm 33 is fastened and fixed between the adjacent vertical aggregates 11.
  • the skeletal member 7 having such a configuration is assembled integrally with the membrane mounting member 8 at the time of assembling, and is integrally configured.
  • the membrane mounting member 8 has a plurality of upper surfaces each having a shape as shown in FIG.
  • the upper frame piece 40 is formed by bending a member having a U-shaped cross section so that its groove forms an arc.
  • the bottom of the groove of the upper frame piece 40 has a plurality of through holes 42 a for connecting the upper joint 41, and one or two holes for supporting a support column described later.
  • a through hole 42b is provided.
  • the outer peripheral surface (radially outer surface) of the side surface portion 4 Ob raised to the outside in the radius of curvature of the upper frame piece 40 is provided on the lower edge of the outer coating 6 and the upper end of a curtain described later.
  • a fixed-side fastener member 45 a constituting one of the outer film and hanging curtain surface fastener 45 shows an example of a film fixing means for detachably fixing the rim to the film mounting member 8. It is fixed by means of fixing agent.
  • the upper joint 41 has a shape corresponding to the groove of the upper frame piece 40, and the bottom thereof has the same number of through holes 4 at positions corresponding to the through holes 4 2a of the upper frame piece 40. 6a is provided.
  • the upper joint 41 is fitted into the groove of the upper frame piece 40, and the mounting screws 47b are inserted into the through holes 42a and 46a which are aligned with each other, and tightened.
  • the two upper frame pieces 40, 40 are connected in the longitudinal direction (see FIG. 4B). Then, by joining a predetermined number (eight in this embodiment) of upper frame pieces 40 in the longitudinal direction, a ring is formed as a whole as shown in FIG.
  • Membrane mounting part Material 8 is composed.
  • the fixed-side fastener member 44a of the inner film surface fastener 44 and the fixed-side fastener member 45a of the outer film and curtain curtain surface fastener 45 each move in the circumferential direction.
  • the ring is continuously formed in a ring shape.
  • the other film of the inner coating surface fastener 44 is formed as shown in FIG.
  • the side fastener members 4 4 b are fixed by fixing means such as suturing.
  • a surface fastener 45 for both the outer film and the curtain corresponding to the fixed-side fastener member 45 a.
  • the membrane-side fastener member 45b which constitutes the other side, is fixed by fixing means such as suturing.
  • the inner and outer membrane-side fastener members 4 4 b and 45 b are provided over the entire circumference so as to be continuous in the circumferential direction at the opening-side ends of the inner coating 5 and the outer coating 6. However, it may be configured to be intermittently arranged at appropriate intervals in the circumferential direction. In this case, the fixed-side fastener members 44a and 45a are intermittently arranged at appropriate intervals in the circumferential direction in accordance with the membrane-side fastener members 44b and 45b. It may be configured. In place of the hook-and-loop fasteners 44 and 45 as the film fixing means, two members can be easily engaged and disengaged, for example, a fixing means using a button or a fixing means using a chuck. It goes without saying that various means that can do this can be applied.
  • the lower ends of the plurality of vertical aggregates 11 of the skeletal member 7 described above are detachably attached to the membrane attachment member 8 via attachment brackets 48.
  • the mounting bracket 48 is formed by a projection 2 2 c of the lower connection piece 21 fixed to the lower end of the lower arm 16 of the vertical aggregate 11. It has a forked portion 48a to be inserted, and the forked portion 48a is provided with a connecting hole penetrating in the lateral direction.
  • each A sheath tube 49 whose one end in the axial direction is closed is disposed on the lower surface of the upper frame piece 40 corresponding to the mounting bracket 48.
  • the mounting bracket 48 together with the sheath tube 49 is fixed to the upper frame piece 40 by mounting screws 47b.
  • 12 mounting brackets 48 are fixed to the upper surface of the membrane mounting member 8 at predetermined intervals in the circumferential direction, and 12 sheath tubes 49 are mounted to the lower surface. Fixed.
  • the upper end of the support column 60 that supports the dome portion 2 so that the height can be adjusted is inserted into each sheath tube 49.
  • .12 two support columns 60 are used, and as shown in FIGS. 1 and 3, etc., these two support columns 60 are connected in an arc shape.
  • the support members 51 are erected at predetermined intervals on the pair of support members 51.
  • the support member 51 includes a plurality of lower frame pieces 52 (six in the present embodiment) having a shape as shown in FIG. 13 and a lower joint for connecting the adjacent lower frame pieces 52. G 5 (four in this embodiment) and mounting screws 47 c for connecting these.
  • the lower frame piece 52 is formed by bending a member having a U-shaped cross section so as to form a circular arc in the horizontal direction with its groove directed downward.
  • the upper surface of the lower frame piece 52 has a plurality of through holes 54a for connecting the lower joint 53 and two through holes 54b for supporting the support column 60. Are provided.
  • the outer peripheral surface (radially outer surface) of the side surface 52 a disposed radially outside the curvature of the lower frame piece 52 has a lower edge of a curtain 57 covering the side surface of the body 3.
  • the fixing-side fastener member 58a which constitutes one of the hanging hook-and-loop fasteners 58, which shows an example of a fixing means for detachably fixing the fixing means, is fixed by fixing means such as an adhesive. ing.
  • the lower joint 53 has a shape matching the groove of the lower frame piece 52, and the upper surface thereof has a through hole 54 a of the lower frame piece 52.
  • the same number of through holes 55a are provided at the positions corresponding to.
  • This lower joint 53 is fitted into the groove of the lower frame piece 52, and the mounting screws 47c are inserted into the mutually aligned through holes 54a, 55a. By tightening, the two lower frame pieces 52, 52 are connected longitudinally (see Fig. 4C).
  • the whole has a substantially semicircular shape.
  • a set of support members 51 is configured.
  • the reason that the support members 51 are configured as two sets in this way is to prevent the support members 51 from becoming an obstacle when a spectator enters and exits. That is, by dividing the support member into two sets, a passage without protrusion is created between the two sets of support members 51, 51 so that a person can move along the passage. I have.
  • cylindrical positioning tubes 63 are arranged on the upper surface of the lower frame piece 52 so as to correspond to the respective through holes 54 b.
  • the positioning tube 63 is used to position the support column 60 at a predetermined position of the support member 51, and is provided with a lower frame piece 52 by a mounting screw 47d that is passed through the through hole 54b. Fixed to. By fitting the lower portion of the support column 60 into the positioning tube 63, the support column 60 is erected at a predetermined position on the lower frame piece 52.
  • Each set of support members 51 has six support columns 60 erected thereon. Therefore, in this embodiment, the dome section 2 is supported from below by the 12 support columns 60.
  • the support column 60 has a configuration as shown in FIGS. That is, the support column 60 includes a pipe-shaped outer cylinder 61 fixed to the support member 51, and a pipe-shaped inner cylinder 62 that is nested in and out of the outer cylinder 61. It is configured.
  • the inner cylinder 62 with respect to the outer cylinder 61 has three heights by changing the insertion position of the adjustment pin 64. It can be adjusted.
  • a reference hole 61 a is provided at the upper part of the outer cylinder 61 so as to penetrate in the diameter direction.
  • a lower hole 62a, a middle hole 62b, and an upper hole 62c are provided at three locations at predetermined intervals in the axial direction.
  • the lower end of the outer cylinder 61 of the support column 60 is fitted to the positioning tube 63 of the support member 51, and the upper end of the inner cylinder 62 is fitted to the sheath tube 49 of the membrane mounting member 8.
  • the outer tube 61 and the positioning tube 63 and the inner tube 62 and the sheath tube 49 are configured to be detachable by attaching and detaching the fixing pins 65 respectively. Therefore, the lower end of the outer cylinder 61, the upper end of the inner cylinder 62, the positioning pipe 63 and the sheath pipe 49 have through holes 61b, 62d, 63a and 49a, respectively. It is provided so as to penetrate in the diameter direction.
  • annular convex portion 66 for limiting an amount of sinking of the inner cylinder 62 with respect to the outer cylinder 61.
  • the state in which the annular projection 66 abuts on the upper end of the outer cylinder 61 is the time when the support column 60 is most contracted, and at this time, the upper hole 62c coincides with the reference hole 61a.
  • Reference numeral 70 shown in FIGS. 1 to 4 denotes a tunnel portion for a spectator to enter and exit the dome-shaped screen device 1.
  • This tunnel portion 70 is arranged at a position facing the same entrance and exit provided at two places of the body portion 3.
  • Each tunnel section 70 is composed of a vertically long cube that is large enough for an adult to walk while standing.
  • Frame portions 71, opening / closing portions 72, 73 provided on the front and back of the frame portion 71 to allow humans to enter and exit, and top and bottom surfaces of the frame portion 71.
  • a cover part 74 that covers the left and right sides.
  • the frame part 71 is extended over the left and right side frames 71a, 71a, which are vertically elongated rectangular frames, and the upper end of both side frames 71a.
  • the upper panel 71b is configured to be assembled and disassembled by fixing means such as screws.
  • front and rear dark curtains 72 and 73 such as a cross-type curtain showing an example of an opening / closing section, prevent light from entering from the outside. It is provided so that people can pass by jumping up and down.
  • the frame portion 71 has a plurality of support members 75 (two in one embodiment, two support columns 60) at two entrance columns, as shown in FIG. ) From the back side.
  • Each support member 75 is composed of a ring-shaped band member 76 mounted on the outer cylinder 61, and a projecting piece 77 fixed to the back of the side frame 71a.
  • the frame portion 71 is attached to the support column 60 by sandwiching the projecting piece 77 between both ends of the band member 76 and tightening the sandwiched portion with screws.
  • each curtain 57 is made of a cloth, plastic sheet, or other material that can block external light and is flexible.
  • the lower edge of the curtain 57 is made to be freely disengageable with the fixed fastener member 58a provided on the outer peripheral surface of the support member 51.
  • a curtain lower fastener member 58b is provided over substantially the entire length in the longitudinal direction.
  • the upper edge of the curtain 57 is adapted to be disengageable from a fixed fastener member 45a provided on the outer peripheral surface of the membrane mounting member 8.
  • a curtain upper fastener member 59 is provided over substantially the entire length in the longitudinal direction.
  • the upper curtain fastener member 59 has a width capable of absorbing a change in height in accordance with the height adjustment of the body portion 3.
  • the curtain upper fastener member 59 can be set as a parallel linear portion having the same number of adjustments as the height of the body portion 3 is adjusted. ⁇
  • the lower frame piece 52 and the lower joint 53 of the support member 51 and the side frame 71a and the upper panel 71b of the tunnel portion 70 are made of material.
  • an aluminum alloy is preferable, but not only stainless steel and other metal materials but also engineering plastics and other materials can be used.
  • the suction device 4 includes a suction pump 80, which is rotationally driven by an electric motor, a housing 81, which houses the suction pump 80, an electric motor, and the like, an inner film 5, and an outer film 5.
  • the air chamber 9, which is a gas chamber surrounded by the film 6, is composed of an intake duct 82 and the like that communicates with the suction pump 80.
  • the suction duct 82 has a structure that can be bent and expanded and contracted like a bellows, and the top end is connected to the suction port of the suction pump 80.
  • the other end of the intake duct 8 2 is a curtain 5 7 , And is inserted into the body 3, and the tip is inserted into a through hole 83 provided at the bottom of the groove of the membrane mounting member 8.
  • FIG. 1 Examples of the projector arranged substantially at the center of the body 3 are shown in FIG.
  • the projector 90 includes a stand unit 92 having a built-in drive unit for rotatably supporting the projection unit 91 and a projection unit 91 forming a sphere, and for rotating the projection unit 91 vertically.
  • a stand unit 92 having a built-in drive unit for rotatably supporting the projection unit 91 and a projection unit 91 forming a sphere, and for rotating the projection unit 91 vertically.
  • the projection part 91 is composed of a base part 93 fixed to the lower end of the projection part 2.
  • the projection part 91 has an outer periphery. Thus, it has a large number of projection lenses 91b.
  • the planets and planets operate as planetarium. You can learn about the movie and enjoy the movie story as a movie theater.
  • the dome-shaped screen device 1 having such a configuration can be assembled, for example, as follows. First, a predetermined number of lower frame pieces 52 shown in FIG. 13 are connected in the longitudinal direction by using lower joints 53, and as shown in FIG. 14, two sets of support members 51, 5 are formed. Configure 1. A predetermined number of support columns 60 are erected at predetermined positions of these two sets of support members 51 and 51 using positioning tubes 63 and each outer cylinder 61 is fixed to positioning tubes 63 with fixing pins 65. I do. Thereafter, or in parallel with the assembling operation of the support member 51, a predetermined number of the upper frame pieces 40 shown in FIG. 10 are connected in the longitudinal direction using the upper joints 41, and FIG. As shown, a ring-shaped membrane mounting member 8 is formed.
  • the skeletal member 7 stored in the state as shown in FIG. 7A is opened so as to open the umbrella as shown in FIG. 6, and thereafter, the lower end portions of all the vertical aggregates 11 are opened. Is fixed to the membrane mounting member 8.
  • This is the first
  • the vertical aggregate 11 that is bent in two at the portion 17 is extended from the connecting member 17 and extended.
  • the flanges 22 b of the connecting pieces 19 and 20 are respectively in contact with both ends of the connecting tool 17, and in this state, the protective pipe 26 is fitted into the vicinity including the connecting tool 17. .
  • the upper arm 15 is extended and extended at the ring joint 13.
  • the projection 22 d of the connection piece 18 abuts on the bottom of the slit 28.
  • the further outward movement of the upper arm 15 is restricted, and a large number of the vertical aggregates 11 are kept open.
  • each of the vertical aggregates 11 of the skeleton member 7 thus opened is inserted into the groove of the membrane mounting member 8, and the mounting bracket 4 mounted in the groove of the membrane mounting member 8 is inserted.
  • the inner coating 5 is disposed inside the skeleton assembly, and the inner coating 5 is spread and unfolded along the inner surface of the skeleton member 7. Then, an appropriate portion of the membrane-side fastener member 44 b provided on the opening end of the inner coating 5 is engaged with a fixed-side fastener member 44 a provided on the inner peripheral surface of the membrane mounting member 8. So that the inner coating 5 can maintain a certain hemispherical shape
  • the outer coating 6 is arranged and covered on the outer side of the skeleton assembly, and the outer coating 6 is spread and expanded along the outer surface of the skeletal member 7. Then, an appropriate portion of the membrane-side fastener member 45 b provided on the opening end of the outer coating 6 is engaged with a fixed-side fastener member 45 a provided on the outer peripheral surface of the membrane mounting member 8. As a result, a dome in which the inner skin 5 is arranged inside the skeleton assembly, the outer skin 6 is arranged outside the skeleton, and a gas chamber (air chamber) 9 is formed between the two membranes 5, 6. Part 2 is composed.
  • the dome portion 2 configured as described above is lifted and placed on the two support columns 60 fixed to the two sets of support members 51. At this time, by setting each of the 12 support columns 60 to the lowest state, the lifting amount of the dome portion 2 can be minimized. Further, the upper ends of the inner cylinders 62 of the support columns 60 are fitted to the two sheath tubes 49 fixed to the lower surface of the membrane mounting member 8, respectively, and the inner cylinders 62 are fixed to the fixing pins 65. Fix to the sheath tube 49 with. Then, adjust the height of the support column 60 as necessary.
  • the height adjustment of the support columns 60 can be performed, for example, as follows. As shown by the solid line in FIG. 5, when all the support columns 60 are in the most contracted state, the annular convex portion 66 of each support column 60 is in contact with the upper end surface of the outer cylinder 61. The adjustment pin 64 can be easily pulled out.
  • the adjusting pin 64 is pulled out from each support column 60, and the dome portion 2 is pushed up to a predetermined height by a plurality of persons.
  • the dome 2 When setting the dome 2 at the highest position, as shown in FIG. 4, hold the lower hole 62 a of the inner cylinder 62 with the reference hole 61 a of the outer cylinder 61. Then, insert the adjustment pin 64 into the reference hole 61 a and the lower hole 62 a.
  • When setting the dome part 2 to the middle position Lift up until the middle hole 6 2b of the cylinder 6 2 matches the reference hole 6 1a of the outer cylinder 6 1, and insert the adjustment pin 64 into the reference hole 6 1a and the middle hole 6 2b.
  • the height of the screen can be adjusted in three stages according to the size (height) of the viewer. For example, if the main spectator is an adult, set the dome 2 at the highest position, while if the main spectator is a kindergarten or elementary school student, set the dome 2 at the lowest position. Set to. Conversely, when the main spectator is an adult, the dome part '2' can be deliberately set to the lowest position to give the spectator a sense of oppression. In this case, for example, the following effects are expected.
  • the present invention defines such a space as a dome-shaped screen device 1.
  • stars such as stars and planets have the same It is expected that visitors will be able to observe or observe the operation of the city.
  • the height of the body 3 has been determined by adjusting the height of the support columns 60 as described above, next, as shown in Fig. 3, cover all the support columns 60.
  • two curtains 57 are attached to the body 3 (two locations between the tunnels 70 and 70). This is because the curtain 57 is wound around the membrane mounting member 8 and the outer peripheral surface of the support member 51, and the curtain upper fastener member 59 provided on the upper edge of the inner surface is provided on the outer peripheral surface of the membrane mounting member 8.
  • the fixed-side fastener member 45 is attached to the fixed-side fastener member 45 a and the curtain-down side fastener member 58 b provided on the lower edge of the inner surface is provided on the outer peripheral surface of the support member 51. This is done by engaging 8a.
  • the upper edge of the hanging curtain 57 will be slightly roughened, but the folded portion will be turned outward. In this way, the support pillar 60 is stuck so as not to have any slack. Thus, the assembly of the body 3 supporting the dome 2 is completed.
  • Tunnels 70 are arranged at the two entrances of the body 3 respectively. Then, as shown in FIG. 1, the suction device 4 is set at a predetermined position, and the tip of the suction duct 82 is inserted into a through hole 83 provided in the membrane mounting member 8 of the dome portion 2 to thereby insert the dome.
  • the air chamber 9 of the part 2 is connected to the suction device 4. Thereafter, the suction device 4 is driven to suck the air in the air chamber 9, and the pressure in the air chamber 9 is made lower than the external pressure.
  • the negative pressure uniformly acts on the entire outer peripheral surface of the substantially hemispherical inner coating 5, while the atmospheric pressure (positive pressure) acts uniformly on the entire inner peripheral surface in the radius of curvature direction. .
  • the inner coating 5 It is expanded by the positive pressure acting on the inner peripheral surface and the negative pressure acting on the outer peripheral surface, and is maintained in a substantially hemispherical form.
  • negative pressure acts uniformly on the entire inner peripheral surface of the outer coating 6 also having a substantially hemispherical shape, while atmospheric pressure (positive pressure) acts uniformly on the entire outer peripheral surface in the radius of curvature direction. For this reason, a force for compressing and contracting due to atmospheric pressure acts on the outer coating 6, but the skeletal member 7 is arranged inside the outer coating 6. Holding the shape of the shape
  • the dome screen device 1 having the configuration as shown in FIG. 2 can be configured.
  • one or more projectors 90 may be arranged at the center of the body 3.
  • the spectators are arranged so as to surround the centrally located projector 90.
  • the star's operation can be mapped onto a hemispherical screen (inner coating 5) or
  • one unit can capture the operation of the star, and the other unit can simultaneously or selectively capture the operation of J.
  • the structure is relatively simple, it can be easily moved, and a simple planetarium that can be easily assembled and disassembled can be formed.
  • the sealed air becomes an insulating layer. Therefore, in the case of a structure in which a large number of people enter the inside of such an insulating layer for a certain period of time, the human body temperature or exhaled breath As a result, the temperature inside the structure rises and the air becomes dirty, so air conditioning inside the structure is necessary, and the space for that is indispensable.
  • the inside of the D air chamber 9 of the dome-shaped screen is constantly sucked in by the suction device 4, so that the inside of the inner film 5 is surrounded by many people.
  • the air in the inner coating 5 is replaced with a suspension by being taken in through the gap of a hook-and-loop fastener or a gap of a screen V, for example. It is not necessary to provide
  • the air in the inner coating 5 can be reliably and promptly exchanged with air.
  • the air does not flow as in a general building
  • the internal air Dew condensation occurs on the ceiling, walls, etc. due to the temperature difference.
  • dew condensation is prevented because air always flows through the inner surface 5 of the screen V1. can do.
  • assembling and disassembling operations can be performed by a large number of people in a short time, and when the device is installed in an auditorium or a gymnasium, the height of the ceiling can be adjusted.
  • the height can be adjusted easily and the optimum height can be set. For example, because it can be easily installed in school auditoriums or gymnasiums, the schools in the district must be visited one after another, such as “moving planetary classrooms.”
  • the present invention which can be widely used for school education by functioning as described above, is not limited to the embodiment described and shown in the drawings.
  • the body 3 is formed in a cylindrical shape according to the shape of the one-piece portion 2, but the shape of the body 3 may be changed to a square, a ⁇ / ⁇ octagon, or the like.
  • the number of the tunnel portions may be one, or three or more may be provided as a matter of course.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Astronomy & Astrophysics (AREA)
  • Business, Economics & Management (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Tents Or Canopies (AREA)

Abstract

Cette invention concerne une installation d'écran en forme de dôme comportant un écran de forme généralement hémisphérique capable de montrer les images d'un planétarium, et des cinémas installés dans un espace vaste capables en particulier de maintenir la surface généralement hémisphérique de l'écran. L'installation est constituée par un film intérieur de forme généralement hémisphérique (5) présentant une surface intérieure sur laquelle sont projetées des images, par un film extérieur de forme généralement hémisphérique (6) déployé sur le film intérieur (5) à une distance spécifiée, et par un dispositif d'aspiration (4) qui ramène la pression dans une chambre à air (9) en déca de la pression extérieure en aspirant en permanence les gaz qui se forment dans la chambre à air généralement hémisphérique (9) entre les films intérieur (5) et extérieur (6). Ainsi, il est possible de maintenir selon une forme spécifiée une surface de projection généralement hémisphérique et d'y projeter des images d'une grande beauté visibles simultanément par un grand nombre de spectateurs.
PCT/JP2004/009047 2003-06-23 2004-06-21 Installation d'ecran en forme de dome Ceased WO2004114013A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2003-178634 2003-06-23
JP2003178634A JP2005017398A (ja) 2003-06-23 2003-06-23 ドーム形スクリーン装置
JP2003-178635 2003-06-23
JP2003178635A JP2005017399A (ja) 2003-06-23 2003-06-23 ドーム形スクリーン装置

Publications (1)

Publication Number Publication Date
WO2004114013A1 true WO2004114013A1 (fr) 2004-12-29

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PCT/JP2004/009047 Ceased WO2004114013A1 (fr) 2003-06-23 2004-06-21 Installation d'ecran en forme de dome

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WO (1) WO2004114013A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100418009C (zh) * 2005-06-20 2008-09-10 钟明 数字球幕电影制作方法
FR2926036A1 (fr) * 2008-01-04 2009-07-10 Albador Sarl Procede de realisation d'un decor en forme de dome et decor realise avec ce procede.
WO2013175152A1 (fr) * 2012-05-25 2013-11-28 Centre Scientifique Et Technique Du Batiment Ecran de projection courbe
WO2015020235A1 (fr) * 2013-08-09 2015-02-12 Tsukii Takeshi Structure en forme de dôme utilisant un film d'air et ossature pour celle-ci
WO2015155663A1 (fr) * 2014-04-11 2015-10-15 Semiconductor Energy Laboratory Co., Ltd. Dispositif électroluminescent
JP2019525033A (ja) * 2016-06-07 2019-09-05 ヴィタリヨヴィッチ クトラーメトフ，コスチャンティン 付加的な外部保護を有し迅速に据え付けることができる構造
CN119766977A (zh) * 2025-03-04 2025-04-04 首望体验科技文化有限公司 用于光学投影的负压幕

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JPH0342144U (fr) * 1989-08-31 1991-04-22
JPH09311385A (ja) * 1996-05-17 1997-12-02 Izumi Kk 可搬式反射型スクリーン
JPH1195708A (ja) * 1997-09-24 1999-04-09 Tokyo Genzosho:Kk 曲面を有するスクリーン構造物
JP2001309275A (ja) * 2000-04-27 2001-11-02 Minoruta Puranetariumu Kk ドームスクリーンへのビデオ画像投映装置
JP2002062506A (ja) * 2000-08-15 2002-02-28 Tokyo Genzosho:Kk 立体視画像の映写システム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0342144U (fr) * 1989-08-31 1991-04-22
JPH09311385A (ja) * 1996-05-17 1997-12-02 Izumi Kk 可搬式反射型スクリーン
JPH1195708A (ja) * 1997-09-24 1999-04-09 Tokyo Genzosho:Kk 曲面を有するスクリーン構造物
JP2001309275A (ja) * 2000-04-27 2001-11-02 Minoruta Puranetariumu Kk ドームスクリーンへのビデオ画像投映装置
JP2002062506A (ja) * 2000-08-15 2002-02-28 Tokyo Genzosho:Kk 立体視画像の映写システム

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100418009C (zh) * 2005-06-20 2008-09-10 钟明 数字球幕电影制作方法
FR2926036A1 (fr) * 2008-01-04 2009-07-10 Albador Sarl Procede de realisation d'un decor en forme de dome et decor realise avec ce procede.
WO2013175152A1 (fr) * 2012-05-25 2013-11-28 Centre Scientifique Et Technique Du Batiment Ecran de projection courbe
FR2991063A1 (fr) * 2012-05-25 2013-11-29 Ct Scient Tech Batiment Cstb Ecran de projection courbe
WO2015020235A1 (fr) * 2013-08-09 2015-02-12 Tsukii Takeshi Structure en forme de dôme utilisant un film d'air et ossature pour celle-ci
WO2015155663A1 (fr) * 2014-04-11 2015-10-15 Semiconductor Energy Laboratory Co., Ltd. Dispositif électroluminescent
CN106465494A (zh) * 2014-04-11 2017-02-22 株式会社半导体能源研究所 发光装置
US9755167B2 (en) 2014-04-11 2017-09-05 Semiconductor Energy Laboratory Co., Ltd. Light-emitting device
CN106465494B (zh) * 2014-04-11 2019-01-22 株式会社半导体能源研究所 发光装置
JP2019525033A (ja) * 2016-06-07 2019-09-05 ヴィタリヨヴィッチ クトラーメトフ，コスチャンティン 付加的な外部保護を有し迅速に据え付けることができる構造
CN119766977A (zh) * 2025-03-04 2025-04-04 首望体验科技文化有限公司 用于光学投影的负压幕

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