JPH054155U - Light-sensitive magazine and light-shielding bag for light room loading - Google Patents

Abstract

(57) [Summary] [Purpose] After a light-shielding bag containing a light-sensitive material in a light-tight manner is housed in a magazine, the magazine is closed, the light-shielding bag is incised, and then the light-shielding bag is pulled out to remove the light-sensitive material. In a bright room loading magazine and a light-shielding bag in which only the light-shielding bag is set, the light-shielding bag can be pulled out lightly and smoothly while completely keeping the light-shielding property, so that the photosensitive material can be loaded safely, securely, easily and quickly. . A light-room-loading photosensitive material magazine, characterized in that the shape of the bag outlet of the magazine body is a slit outlet bent in a V shape instead of a straight shape. A cylindrical gripping member is detachably attached to the end of the light-shielding bag on the pulling side,
A photosensitive material light-shielding bag for loading in a bright room, wherein the photosensitive material contained in the light-shielding bag is accommodated in the magazine body by gripping the cylindrical member and pulling it out from the photosensitive material magazine.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

  The present invention is a sheet film magazine for loading in a bright room and a photosensitive sheet in a barrier bag. After loading the film, pull out and remove the barrier bag (bag-shaped light-shielding bag). The present invention relates to an improved magazine and a light-shielding bag for reducing pullout resistance.

[0002]

[Prior art]

  Conventional sheet-shaped photosensitive materials such as X-ray film and cut films for general photography are Several pieces are stacked and put in a moisture-proof and light-shielding barrier bag and sealed with heat seal or the like. ing.

[0003]   The barrier bag is laminated with aluminum foil sheet, polyethylene sheet and paper. Sealed sheet is formed into a bag, which has excellent light-shielding and sealing properties. It is also used as a moisture-proof packaging bag for packaging various products.

[0004]   Sheet-shaped photosensitive materials such as photographic film should be packed in bags made of such materials. Shipped in the dark and the user tears such a bag in the dark and removes the sheet film inside. Take it out, load it into the magazine, close the magazine lid firmly, and then remove it from the darkroom. The magazine was taken out and attached to the photographic equipment, and the light-shielding property was secured by the photographic equipment. Then, the light-shielding cover of the magazine is opened and the magazine is exposed. That is, after loading the magazine The photosensitive material is handled in a bright room without any worries.

[0005]   Moreover, since the work in the dark room remains, the light room loading magazine was further improved.

[0006]   It removes the case 1 of the magazine and the clasp 2 of the clamp of the lid 3 as shown in FIG. Hold the handle 4 and use the hinge 5 as a pivot to open the lid. Is stored with the front end 52 and the rear end 53 of the magazine case 1 exposed outside the magazine case 1. Closed and clamped with the clasp 2, then push the lever to lock it The built-in shutter plate 25 is closed via the connection 27 and the connecting portion 26, and the tip of the barrier bag 50 is closed. Insert the part 52 and cut off the part that came out with a tool such as a cutter. After that, hold the rear end 53 of the barrier bag 50 protruding from the opening 6 of the case 1 to the outside. Pull out, leave only the photosensitive film in the magazine case 1, and fill the magazine It can be loaded in a completely bright room.

[0007]

[Problems to be solved by the device]

  However, as described above, the lid 3 is closed and the tip portion 52 of the barrier bag 50 is sandwiched. Of the rear end portion 53 of the barrier bag 50 protruding from the slit-shaped opening 6 of the case 1 to the outside. If you try to pull it out while holding both edges, wrinkles are likely to occur near the ends of both sides. The pulling load increases due to the large pulling force, and the opening is pryed open. In some cases, light may leak from the light shielding roller near the opening.

[0008]   Also, when pulling out the barrier bag 50, grasp both side edges of the rear end of the barrier bag 50. It is also effective to suppress the occurrence of wrinkles by pulling evenly on the left and right with If the pulling force is not balanced or the pulling force on both left and right edges is not balanced, the barrier bag The parallelism between the sheet-shaped photosensitive material in 50 and the barrier bag cannot be obtained, and the tensile load increases. To do.

[0009]

[Means for Solving the Problems]

  The present invention solves the problems including such problems, and provides a light-shielding bag for a photosensitive material. The filling work is easy and the photosensitive material can be set accurately in the magazine. Provide a light-sensitive material magazine and a light-shielding bag that can be loaded in a bright room without fear of light-shielding. aimed to.

[0010]   The purpose of this is to store a light-shielding bag containing light-sensitive material in a light-tight manner inside the magazine body. Then, the magazine is closed, the tip of the light-shielding bag is incised, and then the magazine body Pull out from the bag outlet and put the light-sensitive material inside, only the light-shielding bag, in the magazine. In a light-room loading photosensitive material magazine to be loaded, a bag outlet type of the magazine body The shape is not straight, but a slit-shaped mouth bent into a letter shape. Achieved by a chamber-loaded photosensitive material magazine.

[0011]   Further, the above object is to provide a pair of upper and lower rollers at the bag outlet of the magazine body. , The outer diameter of one or both of the roller pairs is different between the central portion and the peripheral portion. The light-sensitive chamber material for light chamber loading is characterized in that the gap between both rollers is not linear. Achieved by Gajin.

[0012]   In addition, this invention also puts a light-shielding bag containing light-sensitive material in a light-tight manner inside the magazine body. After storing, the light-shielding bag was pulled out from the bag outlet of the magazine body, and was installed Put the photosensitive material in the light-shielding bag for the light-sensitive material magazine for loading in the bright room. Then, a rigid gripping member is fixed to the end of the bag-shaped light-shielding bag on the pulling side, and By holding the holding member and pulling it out from the photosensitive material magazine, it is placed inside the light-shielding bag. Sensitivity for loading in a bright room, characterized in that the photosensitive material is stored in the magazine body. It is a light material shading bag.

[0013]   Furthermore, the light-shielding bag for light-sensitive material for loading in a bright room according to the present invention has a grip having the above-mentioned rigidity. The holding member having a cylindrical shape or a cylindrical shape and being detachable By grasping and pulling it out from the photosensitive material magazine, An optical material is contained in the magazine body.

[0014]

【Example】

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. Fig. 1 shows the device according to the present invention. It is sectional drawing of the state which accommodated the shading bag (barrier bag) in gadget. Note that these Regarding the reference numerals used in the drawings, the same reference numerals are given to the parts having the same functions as those described above. Is attached.

[0015]   The sheet film magazine of the present invention has a magazine case 1, a lid 3 and a hinge 5 as a spindle. It is openable and closable. The bottom plate is attached to the magazine case 1, and the front (Fig. To the left of 2), the roller 13 drops the shaft parts 13a on both sides into its bearing part from above. It is installed so that it can be rotated, attached and detached, and floated up. In addition, A separating plate 16 is provided near the roller 13. In addition, fill both sides of the case A width regulating plate 6 is provided.

[0016]   In the rear part of the magazine case 1 (on the right side of FIG. 1), rollers 7, 8, 9 are provided in a light-shielding space. It is rotatably pivoted in the walls 7a, 8a, 9a.

[0017]   On the other hand, a handle 4 is attached to the lid 3, which can be opened and closed via a hinge 5. Is done. Bearings 31 and 33 are provided outside the upper part of the lid 3, and the clamp bar is provided with a lever. The shutter opening / closing bar 27 is slidable by the knob 34. It is provided so that it can slide in the direction. The tip of the shutter opening / closing bar 27 Is integrated with the shutter plate 25 by the connecting portion 26, and the shutter plate 25 is installed at the center of the lid 3. The guide plate 23, which also serves as a door pocket, can be put in and out. Change Guide rails are provided on both sides. In addition, the shutter opening / closing bar 27 Clamp grooves 28A and 28B are provided, and when the shutter is closed, the clamp groove 28B is closed. The ramper 37 is spring-biased, jumped and clamped, and when the shutter is open, the clamper 37 The clamper 37 jumps into the pump groove 28A and is clamped. And The clamp rotates so that the lever 35 is tilted, and the clamper 37 is attached to the clamp bar 36. Lifted by the attached cam 32 and then release the knob 34. The shutter opening / closing bar 27 can be slid by pulling or pushing.

[0018]   At the rear of the inside of the lid 3, there is a pressing rod whose shaft is urged downward by a spring 12. La, 10 and 11 are provided in the light shielding partition walls 10a and 11a, and are provided in the magazine case 1. The roller 7, the roller 9 and the pressing roller 10 are respectively pressed.

[0019]   In addition, a photosensitive material light-shielding bag (barrier bag) 50 is provided at the rear end of the magazine case 1 and the lid 3. A bag outlet (slit) 41 is provided as a path through which the front end 52 and the rear end 53 of the bag jump out. There is.

[0020]   Multiple (eg 50) photosensitive materials (sheet films) 51 for moisture-proof and light-shielding packaging seals The barrier bag 50 is made by opening the lid 3 of the magazine case 1 and removing it from the bottom of the magazine case 1. It is placed on the bottom plate (receiving plate) 21. And the seal portion 54 of the tip portion 52 of the barrier bag 50 Further, the roller 13 is applied to the inside, while pressing the roller 13 against the barrier bag 50. The shaft portion 13a of the roller 13 is fitted into the bearing portion at the tip of the case so as to be dropped. This As a result, the tip portion 52 of the barrier bag 50 is wound around the roller 13 for almost one round, and the barrier bag 50 The seal portion 54 of the tip portion 52 of the 50 is sufficiently outside the roller 13. Within this seal 54 Cut the side with a knife. The lid 3 should be closed when cutting, but open You may stay. Even if the lid 3 is closed, the shutter plate 25 is open. The embedding set and cutting can be done while observing the condition in a sufficiently bright place.

[0021]   Cutting the tip 52 of the barrier bag 50 allows light to enter the inside of the barrier bag 50. However, as described above, the tip portion 52 of the barrier bag 50 wound around the roller 13 makes almost one turn. Since it is wrapped, it means that the direction has changed by almost 360 °. By being wrapped around, the barrier bag 50 is kept in close contact with most of the outside light. There is no light that wraps around from the cut end to the inside.

[0022]   Next, the shutter plate 25 is closed, and the rear end portion 53 of the barrier bag 50 is pulled to see the sheet. The leading edge 52 is cut off while the roller film 13 is left inside the magazine case 1, and Instead, the barrier bag 50, which had been wrapped for about one lap, was pulled gently while lifting the roller 13. Being punched out, loading in a bright room is easy and easy. During this time rollers 7,8,9 The pressure rollers 10 and 11 are constantly in contact with each other via the barrier bag 50, and the magazine case 1 Since the light blocking partitions 7a, 8a, 9a and the light blocking partitions 10a, 11a of the lid are arranged, The sheet film 51 in the barrier bag 50 is exposed by the light leakage from the lit 41. There is no such thing.

[0023]   FIG. 2 is a right side view of the magazine case 1 and the lid 3.

[0024]   As shown in FIG. 2, the shape of the opening of the slit 41 is as shown in FIG. The upper edge surface and the lower edge surface facing each other form an upwardly concave mountain-shaped curved surface with an equal gap. Form a slit shape. Generally, place the magazine case 1 on a table and When grasping the rear end of the barrier bag 50 and pulling it out from the slit 41, a thin magazine How to pull out the barrier bag 50 by pulling it upward from the case 1 diagonally The bag sheet surface in the direction orthogonal to the direction is stretched by the concave curved surface, Wrinkles on both the left and right edges of the bag sheet surface are removed and pulled out at the bag outlet (slit) 41 Resistance is reduced.

[0025]   FIG. 3 shows the rollers 9 and 11 inside the slit 41 in the magazine case 1. FIG. In the figure, the upper pressing roller 11 is a hard resin or metal roller. Both ends of the shaft are rotatably supported at both ends of the inner wall of the magazine case 1. There is. The outer periphery of the roller portion of the pressing roller 11 is a portion where the outer diameter near the center is close to both shaft ends. It has a large drum shape compared to the outer diameter of. In addition, the lower part that is pressed against the pressing roller 11 The other rollers 8 and 9 are light-blocking rollers made of foaming resin (sponge rubber, etc.) By the elasticity of, the nip is formed by uniformly and lightly contacting the outer circumference of the pressing roller 11. . The pressing force may be the weight of the pressing roller 11 or a light spring pressure.

[0026]   Hold the barrier bag 50 at the nip position of the pair of light-shielding rollers 11, 9 and 8 configured as described above. The barrier bag 50 has a curved surface with a concave shape by pulling it out and forcibly passing it. The shape of the barrier bag 50 is stretched around both edges of the barrier bag 50 to prevent wrinkles and prevent leakage. There is no danger of light, and the pullout resistance can be reduced.

[0027]   4 to 7 are side views showing other embodiments of the pair of light blocking rollers 11 and 9. is there.

[0028]   The outer peripheral surface of the lower roller 9 shown in FIG. 4 has a concave hourglass shape. Upper pressure roller Reference numeral 11 denotes a sponge rubber roller having elasticity, and is pressed against the outer circumference of the roller 9. It

[0029]   In the pair of shading rollers 11 and 9 shown in FIG. 5, the upper roller 11 has a drum shape and the lower roller 9 has a drum shape. None, the nip curves are almost the same. The upper and lower rollers 11 and 9 are both It may be hard, or one of the rollers may be made of an elastic material.

[0030]   FIG. 6 shows an embodiment in which the upper and lower arrangements of the rollers 11 and 9 are reversed. The barrier bag 50 that is pulled out by being pinched by the ridges 9 and 9 has an upwardly convex shape. The bag bag 50 does not concentrate in the center but has a force that spreads to both edges, which causes the barrier bag 50 to wrinkle. It is possible to reduce the pulling force without any occurrence.

[0031]   In the embodiment shown in FIG. 7, the upper roller 11 has a drum shape and the lower roller 9 has a cylindrical shape. Since pressure is applied to the outer periphery of both rollers near both shaft ends and there is a gap near the center, The rear bag 50 is not pressure-welded except for both side edges, and wrinkles are not crimped. Both of the above The gap between the rollers is appropriately shielded from light by a light shielding partition wall or the like.

[0032]   FIG. 8 shows an embodiment of the barrier bag (light-shielding bag) 50 according to the present invention. A plan view and (B) are plan views. FIG. 9 is a perspective view thereof.

[0033]   The barrier bag 50 includes, for example, an aluminum foil on the front surface side and a black resin film on the inner surface side. A sheet having a light-shielding property and a moisture-proof property, which is formed by laminating After folding in half, heat-seal the shaded parts A and B in Fig. 8 (B) to form a bag. It is formed into a shape. A plurality of (eg, 50) photosensitive materials inside the bag-shaped portion (Sheet film 51) is placed inside, the tip 52 is folded, and then sealed with a seal 61. Stop and keep it light tight.

[0034]   Intermediate portion E of the heat seal portions C and D at two locations near the rear end portion 53 of the barrier bag 50. Forms a penetrating bag-shaped portion. A gripping member 60 is detachably inserted on the penetrating bag-shaped portion. Be done. The grip member 60 is, for example, a vinyl chloride material having a cylindrical pipe shape.

[0035]   Further, in the vicinity of the rear end portion 53 of the barrier bag 50, a square hole 55 shown in FIG. Penetrates. This hole 55 allows easy insertion of a finger when grasping the central portion of the grip member 60. It is easy to grasp.

[0036]   After the barrier bag 50 is housed in the magazine case 1, the grip member 60 is burred. Insert into the penetrating bag-like portion E of the bag 50, put a finger in the hole 55, and insert the center portion of the gripping member 60. When grasped and pulled out, a uniform force is applied to the entire width of the rear end portion 53 of the barrier bag 50, and the parallelism is increased. It can be pulled out easily without wrinkling. The gripping member 60 is removable. Since it is flexible, it can be used for other barrier bags.

[0037]   10 is a perspective view showing another embodiment of the barrier bag 50 according to the present invention, and FIG. 11 is a plan view thereof. And FIG. The rear end 53 of the barrier bag 50 is made of plastic. The gripping member 62 is joined by a double-sided adhesive tape or adhesive to form one body. There is. The gripping member 62 has a length that is substantially equal to the width direction of the barrier bag 50. By pulling on 62, the barrier bag 50 can be made uniform from the magazine case 1 as before. Can be withdrawn. In addition, as a finger insertion port at the time of this withdrawal, the same as above The hole 55 may be provided, but a crack portion 56 as shown in FIG. 10 is provided, and a finger is put here. The grip member 62 may be securely gripped and pulled out. In addition, the cross shape of this crack The shape is not limited, and various shapes can be used. Also, the grip The material 62 is not limited to a molded product, and may be formed of a thick foam sheet, its composite material, cardboard, or the like. It may be a thing.

[0038]

[Effect of device]

  In this way, the light-sensitive material magazine and the light-shielding bag according to the present invention are completely light-shielding, The light-shielding bag can now be pulled out lightly and smoothly, and inside the magazine when working in a bright room. The photosensitive material can be loaded into the container completely reliably and easily.

[Brief description of drawings]

FIG. 1 is a sectional view of a light-shielding bag and a photosensitive material housed in a magazine according to the present invention.

FIG. 2 is a right side view of the magazine.

FIG. 3 is a sectional view of the vicinity of the bag outlet of the magazine.

FIG. 4 is a side view showing another embodiment of the pair of light shielding rollers in the magazine.

FIG. 5 is a side view showing still another embodiment of the light shielding roller pair.

FIG. 6 is a side view showing still another embodiment of the light shielding roller pair.

FIG. 7 is a side view showing still another embodiment of the pair of light shielding rollers.

FIG. 8 is a sectional view and a side view of a light shielding bag and a photosensitive material according to the present invention.

FIG. 9 is a perspective view of the light shielding bag.

FIG. 10 is a perspective view showing another embodiment of the light shielding bag according to the present invention.

FIG. 11 is a plan view and a cross-sectional view of the light shielding bag.

FIG. 12 is a perspective view showing a conventional example of a magazine and a light-shielding bag.

[Explanation of symbols]

1 magazine case 3 lid 7,8,9 roller 7a, 8a, 9a light shielding partition 10,11 Press roller 10a, 11a Light-blocking partition 21 Bottom plate 41 Bag outlet (slit) 50 Light-shielding bag for photosensitive material (barrier bag) 51 Photosensitive material (sheet film) 52 Tip 53 rear end 55 holes (opening) 56 Crack (opening) 60 gripping member 61 seal 62 gripping member A, B, C, D Heat seal part E Penetrating bag-shaped part

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification number Office reference number FI technology display location G03B 42/02 F 9119-2K (72) Creator Jiro Minamihara 1-26 Nishi-Shinjuku, Shinjuku-ku, Tokyo No. 2 Konica Corporation

Claims (8)

[Scope of utility model registration request] 1. A light-shielding bag in which a light-sensitive material is light-tightly housed is housed in a magazine body, the magazine is closed, the tip of the light-shielding bag is incised, and then the bag is pulled out from the bag outlet of the magazine body. In the bright room loading photosensitive material magazine in which only the light-shielding bag is loaded with the internally mounted photosensitive material, the bag outlet shape of the magazine body is not linear,
A photosensitive material magazine for loading in a bright room, which has a slit-shaped opening bent in a V shape. 2. A light-shielding bag containing a light-sensitive material in a light-tight manner is housed in a magazine body, and then the light-shielding bag is pulled out from a bag outlet of the magazine body to house the housed light-sensitive material in the magazine. In a bright room loading photosensitive material magazine, a pair of upper and lower rollers are provided at the bag outlet of the magazine body, and the outer diameter of either one or both of the roller pairs is different between the central portion and the peripheral portion, A light-room-loading photosensitive material magazine characterized in that the gap between both rollers is not linear. 3. The light according to claim 2, wherein one roller of the pair of rollers has a drum shape having a convex central portion, and the other roller has a drum shape having a concave central portion. Room-loading photosensitive material magazine. 4. The light-chamber-loading photosensitive member according to claim 2, wherein one roller of the roller pair has a cylindrical shape, and the other roller has an hourglass shape having a concave central portion. Material magazine. 5. A light-shielding bag containing a light-sensitive material in a light-tight manner is housed in a magazine body, and then the light-shielding bag is pulled out from a bag outlet of the magazine body to house the light-sensitive material packaged in the magazine. In a light-shielding bag for a light-sensitive material magazine for loading in a bright room, a gripping member having rigidity is fixed to an end portion of the bag-shaped light-shielding bag on the pulling side, and the gripping member is gripped and pulled out from the light-sensitive material magazine, thereby shielding the light-shielding material. A light-shielding bag for light-sensitive material to be loaded in a bright room, characterized in that a light-sensitive material contained in a bag is contained in the magazine body. 6. The rigid gripping member has a cylindrical shape, or has a cylindrical shape and is detachable, and is mounted inside the light-shielding bag by gripping the gripping member and pulling it out from a photosensitive material magazine. 6. The light-shielding bag for loading a light-sensitive material according to claim 5, wherein the light-sensitive material is accommodated in the magazine body. 7. The light-shielding bag is joined at least on two sides by heat sealing, the photosensitive material is light-tightly provided inside, and the vicinity of the mounting portion of the gripping member is joined by heat sealing. Alternatively, the light-shielding material light-shielding bag for loading in a bright room according to item 6. 8. The light according to claim 5, wherein an opening is provided in the vicinity of the grip member mounting portion of the light-shielding bag, and a finger is inserted into the opening to facilitate gripping the grip member. Light-shielding bag for photosensitive material for chamber loading.