JPH0815765A - Film incorporated type camera - Google Patents

Abstract

PURPOSE:To provide a film incorporated type camera capable of surely and easily executing the switching operation of a picture size even in a photographing state with one hand. CONSTITUTION:The film incorporated type camera 1 in which a photographic film F is loaded in a wound state in advance at the time of assembling and which winds the film F each time photographing is attained and is disassembled to take out the film F after photography is provided with a picture size switching mechanism 30 changing over a standard size and a panoramic size and simultaneously, constituted in such a manner that a switching operation member 40 actuating the switching mechanism 30 is arranged in proximity to a grip part 8 on the front surface of the camera, to be rotated around a photographing optical axis.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a film-integrated camera whose screen size can be switched between standard size and panoramic size.

[0002]

2. Description of the Related Art Conventionally, the shooting screen size of a camera has been fixed, and trimming to a predetermined screen size has been performed when printing on a photographic paper. In recent years, however, the shooting screen size is standard when shooting with a camera. There is something to decide on the panorama size.

That is, in the film-integrated camera,
For example, there is one in which a photographic film is loaded in a state of being wound in advance at the time of assembly, the photographic film is wound up and wound up at each photographing, and disassembled at a developing place to take out the photographed photographic film.
In such a film-integrated camera, standard size,
Those with panoramic screen size are manufactured separately,
Standard-sized film-integrated cameras perform standard shooting, while panoramic-sized film-integrated cameras perform panoramic shooting.

[0004]

Recently, users have come to desire a single film-integrated camera capable of selectively using standard photography and panoramic photography. For this reason, there are some that switch between the standard size and the panorama size screen size. Conventionally, the switching operation member is slid in the direction perpendicular to the photographing optical axis, and the switching operation member is located on the upper surface side of the camera. Yes, and some are on the bottom side.

By the way, since the switching operation is often performed in the middle of photographing, the photographer performs the switching operation with one hand. However, in the structure in which the switching operation member is slid in a direction perpendicular to the photographing optical axis, the operation is performed. It's hard to do.

Also, in the case where the switching operation member is on the upper surface side and the bottom surface side of the camera, the switching operation member is located away from the grip portion of the camera, and the operator operates the switching operation member while holding the grip portion with one hand. It cannot be operated and the operability is poor.

The present invention has been made in view of the above points, and the invention according to claim 1 provides a film-integrated camera capable of reliably and easily performing a screen size switching operation even in a shooting state with one hand. The purpose is to do. It is another object of the present invention to provide a film-integrated camera capable of reliably switching the screen size to either the standard size or the panoramic size.

[0008]

In order to solve the above-mentioned problems, the invention according to claim 1 is arranged such that a photographic film is loaded in a state of being wound in advance at the time of assembling, and the photographic film is wound up at every photographing. In a film-integrated camera that winds up, disassembles, and takes out photographic film that has been taken, a screen size switching mechanism for switching between standard size and panoramic size is provided, and a switching operation member for operating this screen size switching mechanism is provided as a camera. It is characterized in that it is arranged close to the grip part on the front surface and is rotatable about the optical axis of the photographing.

In the film-integrated camera according to the present invention, the switching operation member moves between a standard size switching position and a panoramic size switching position to operate the screen size switching mechanism. A reference point is set between the standard size switching position and the panoramic size switching position, and the switching operation member is attached to the standard size switching position side from the reference point on the standard size switching position side. A biasing means is provided for biasing the switching operation member toward the panorama size switching position side on the side of the panorama size switching position from the reference point.

[0010]

According to the first aspect of the present invention, since the switching operation member for operating the screen size switching mechanism is arranged on the front surface of the camera in the vicinity of the grip portion, and further, the switching operation member is rotatable about the photographing optical axis. Even during shooting, the screen size can be switched reliably and easily by operating the switching operation member by rotating the switching operation member up and down while holding the grip part with one hand. Operability is improved.

According to the second aspect of the present invention, the switching operation member is urged toward the standard size switching position side from the reference point on the standard size switching position side, and on the other hand, the switching operation member on the panoramic size switching position side from the reference point. Is urged toward the panorama size switching position, the switching operation member does not stop in the middle of switching, and the screen size can be switched to either standard size or panorama size without fail. It is possible to prevent operation mistakes in.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A film-integrated camera according to the present invention will be described below in detail with reference to the drawings. 1 is a front view of the film-integrated camera, FIG. 2 is a plan view of the film-integrated camera,
3 is a right side view of the film-integrated camera, FIG. 4 is a view showing an operating state of the switching operation member, FIG. 5 is a view showing a state in which the rear cover of the film-integrated camera is opened, and FIG. 6 is a VI of FIG.
-VI is a cross-sectional view taken along the line VI, FIG. 7 is a cross-sectional view taken along the line VII-VII in FIG. 1 showing a standard size state, and FIG. 8 is a cross-sectional view showing the panoramic size taken at the same position as in FIG.

The film-integrated camera 1 is a simple camera that is put on the market with a photographic film loaded, and the photographic film is loaded in the camera assembling process so that the user can load or rewind the photographic film. Since the operation of is unnecessary, the user can immediately take a picture.

The film-integrated camera 1 has a body 2
A front cover 3 and a rear cover 4 are attached to the front and back of the camera, a photographing lens 5 is provided at the center of the front side, a finder 6 is provided above the photographing lens 5, and a strobe light is emitted near the finder 6. A window 7 is provided.

The stroboscopic light emission window 7 is arranged horizontally long and is separated from the photographing lens 5 so that the stroboscopic light emission does not adversely affect photographing. A grip portion 8 is provided on the right side of the film-integrated camera 1, and a release button 9 is provided on the grip portion 8. Further, a part of the winding knob 10 is exposed from the notch 8a in the upper portion of the grip portion 8, and by rotating the winding knob 10, the photographic film having been photographed is wound up.

At the center of the body 2, as shown in FIG.
A photographing frame 11 is provided, and a storage chamber 12 is provided on one of the left and right sides of the photographing frame 11 and a winding chamber 13 is provided on the other side. Further, the photographic film F is provided above and below the photographing frame 11.
Guide rails 14 and 15 for guiding the are formed. The photographic film F is loaded in the storage chamber 12 in advance, and the photographic film F photographed by the cartridge 16 can be wound in the winding chamber 13. Also,
A battery chamber 17 is provided adjacent to the storage chamber portion 12, and a battery 18 is stored in the battery chamber 17 from the front side of the drawing.

A holding frame 21 is attached to the photographing frame 11 of the body 2, and a lens frame 22 in which the photographing lens 5 is incorporated is attached to the holding frame 21. Holding frame 2
A shutter 23 is assembled between the lens 1 and the lens frame 22.

The holding frame 21 and the photographing frame 11 are assembled in a light-shielding state by engaging the concave portion 11a formed in the photographing frame 11 with the front end portion 21a of the holding frame 21 in a concavo-convex manner. Further, a part 21b of the holding frame 21 is extended to the rear cover 4 side to form an extension portion 21c, and a rib 21d formed on the extension portion 21c is engaged with a recess 2a formed on the body 2 to shield light. It is assembled in.

The extension portion 21c of the holding frame 21 is covered with the body 2 to be shielded from light, but a window portion 2b is formed at a portion corresponding to the tip of the extension portion 21c. A tool hole 4a is formed in the rear cover 4 at a portion corresponding to the window 2b. When the holding frame 21 is reused after the photographing frame 11 is removed, the tool is inserted from the tool hole 4a to the window 2b.
Push the insertion extension portion 21c toward the front cover 3 direction. As a result, the holding frame 21 can be easily removed from the photographing frame 11 from the outside, and the holding frame 21 can be easily removed.
Moreover, since it is not scratched, it can be easily reused.

Below the photographing frame 11, the condenser storage chamber 2 is provided.
4 is formed, and the condenser 25 for the strobe is accommodated horizontally in the condenser accommodating chamber 24.

The film-integrated camera 1 is provided with a screen size switching mechanism 30 for switching between standard size and panoramic size. This screen size switching mechanism 3
0 has a pair of switching plate members 31 and 32, and the pair of switching plate members 31 and 32 are arranged above and below the inside of the photographing frame 11, and are supported by the support pins 33 and 34, respectively.
It is rotatably supported by. This switching plate member 31, 3
The inside of 2 has unevenness 31 for preventing irregular reflection of light at the time of shooting.
a and 32a are formed in a direction orthogonal to the optical axis, and a projection 32b for cutting extra light is formed in the switching plate member 32 in a direction orthogonal to the optical axis.

The rear end portion 31 of the switching plate members 31, 32
In the state shown in FIG. 7 in which c and 32c are opened, the screen size is switched to the standard size, and the rear end portions 31c and 32c contact the inner wall of the photographing frame 11 and the rib 2c of the body 2 to regulate the position. Further, the rear end portion 31c of the switching plate member 31 contacts the inner wall of the photographing frame 11, and the rear end portion 32c of the switching plate member 32 shields light while the rear end portion 32c contacts the rib 2c of the body 2.
Further, in the state shown in FIG. 8 in which the rear end portions 31c and 32c of the switching plate members 31 and 32 are closed, the screen size is switched to the panoramic size, and the rear end portions 31c and 32c are formed on the inner wall of the photographing frame 11. The position is regulated by coming into contact with the ribs 11b and 11c. Further, the front end portions 3 of the switching plate members 31, 32 are
A step is formed between 1d and 32d and the holding frame 21, and ribs 11b and 11c cover the side portions of the switching plate members 31 and 32 and are shielded from light.

Support pins 33, 3 of the switching plate members 31, 32
4, cams 35 and 36 are integrally rotatable, and the cam 36 of the lower switching plate member 32 is the upper switching plate member 31.
It operates in conjunction with the cam 35. The cams 35 and 36 of the switching plate members 31 and 32 are connected to the ends 90a and 90b of the switching spring 90 as shown in FIG.
The direction in which 32c is always closed is biased so that the screen size becomes the panoramic size in the state shown in FIGS.

The cam 35 of the upper switching plate member 31 is
It is operated by the operation member 39, and the switching operation member 40 is connected to the operation member 39. The operating member 39 is supported inside the front cover 3 so as to be rotatable about the photographing optical axis.
A switching operation member 40 is provided on the operation member 39, and the switching operation member 40 is disposed in the vicinity of the grip portion 8 on the front surface of the camera and is rotatable about the photographing optical axis.

When the switching operation member 40 is located at the switching position P1 of the standard size, the pushing portion 39a of the operating member 39 is the pin portion 35a of the cam 35 of the switching plate member 31, as shown by the chain double-dashed line in FIG. Since the tumbler spring 37 does not contact the rear end portion 31c of the switching plate members 31 and 32,
32c opens and becomes the standard size in the state shown in FIG. The tumbler spring 37, as shown in FIG.
7b is connected to the cams 35 and 36, and the tumbler spring 37
The central portion 37c of the above is supported inside the front cover 3 via a support pin 38. The tumbler spring 37 is a switching spring 90.
The rear end portion 31 of the switching plate members 31, 32 with a larger urging force
In the opening direction of c and 32c, the screen size is biased to the standard size in the state shown in FIG.

When the switching operation member 40 is operated to move from the standard size switching position P1 to the panoramic size switching position P2, as shown by the solid line in FIG. 6, the pushing portion 39a of the operating member 39 is moved. Is the cam 35 of the switching plate member 31.
Since the cam 35 rotates in the direction of the arrow as it abuts against the pin portion 35a of the switch 35, the cam 36 rotates in conjunction with this and the rear end portion 31c of the switching plate members 31 and 32 resists the tumbler spring 37. , 32c are closed, and the panorama size becomes the state shown in FIG.

As described above, the changing operation member 40 has the standard size switching position P1 and the panoramic size switching position P2.
It is configured to operate the screen size switching mechanism 30 by moving between the two. A reference point O is set between the standard size switching position P1 and the panoramic size switching position P2 by the tumbler spring 37, and the switching operation member 40 is moved to the standard size switching position P1 on the standard size switching position P1 side from the reference point O. An urging means A is configured to urge the switching operation member 40 toward the panorama size switching position P2 side on the panorama size switching position P2 side from the reference point.

Further, a pin 41 provided on the interlocking member 39
Is slidably provided in the guide hole 42a of the switching plate 42, and the switching plate 42 moves in the arrow direction in conjunction with the interlocking member 39. The switching plate 42 is provided with a panoramic size finder frame 6a. Therefore,
When the switching operation member 40 is located at the switching position P1 of the standard size, the switching plate 42 is on the left side, that is, the position shown by the chain double-dashed line in FIG.
Is out of the standard size finder frame 6b,
The viewfinder 6 has a standard size.

On the other hand, when the switching operation member 40 is located at the panorama size switching position P2, the switching plate 42 is used.
Is on the right side, as shown by the solid line in FIG. 4, and since the panorama size finder frame 6a is set, the finder 6 becomes a panoramic size, and the finder 6 is switched between the standard size by the changing operation member 40 and the panorama size is switched. It switches in conjunction with.

As described above, since the switching operation member 40 for operating the screen size switching mechanism 30 is arranged on the front surface of the camera in the vicinity of the grip portion 8 and is rotatable about the photographing optical axis, the photographing operation is possible. Even in the middle of, while the photographer holds the grip portion 8 with one hand and operates the switching operation member 40 in the vertical direction of the arrow direction to rotate the operation, the screen size can be switched reliably and easily. The operability of size switching is improved.

Further, on the side of the standard size switching position from the reference point O, the switching operation member 40 has the standard size switching position P1.
On the other hand, the switching operation member 40 is biased toward the panorama size switching position P2 side from the reference point O on the panorama size switching position P2 side.
Does not stop in the middle of switching, and the screen size can be reliably switched to either the standard size or the panorama size, and an operation error during the switching can be prevented.

[0032]

As described above, according to the first aspect of the invention, the switching operation member for actuating the screen size switching mechanism is arranged on the front surface of the camera in the vicinity of the grip portion and is rotatable about the photographing optical axis. Therefore, even while shooting, the screen size can be switched reliably and easily by allowing the photographer to operate the switching operation member up and down while holding the grip part with one hand, The operability of switching the screen size is improved.

According to the second aspect of the present invention, the switching operation member is biased toward the standard size switching position side from the reference point on the standard size switching position side, while the switching operation member is located on the panorama size switching position side from the reference point. Since the screen is urged toward the panorama size switching position, the switching operation member does not stop in the middle of switching, and the screen size can be switched to either standard size or panorama size without fail. It is possible to prevent the operation mistake of.

[Brief description of drawings]

FIG. 1 is a front view of a film-integrated camera.

FIG. 2 is a plan view of a film-integrated camera.

FIG. 3 is a right side view of the film-integrated camera.

FIG. 4 is a diagram showing an operating state of a switching operation member.

FIG. 5 is a diagram showing a state in which a front cover of the film-integrated camera is opened.

6 is a cross-sectional view taken along the line VI-VI of FIG.

7 is a cross-sectional view showing a standard size state taken along line VII-VII of FIG.

FIG. 8 is a sectional view showing a panoramic size state at the same position as in FIG.

[Explanation of symbols]

 1 film integrated camera 8 grip part 30 screen size switching mechanism 40 switching operation member

Claims (2)

[Claims] 1. A film-integrated camera, in which a photographic film is loaded in a wound state in advance at the time of assembling, the photographic film is wound up and wound up for each photographing, and disassembled to take out the photographed photographic film. Equipped with a screen size switching mechanism that switches between size and panorama size, and a switching operation member that operates this screen size switching mechanism is placed near the grip part on the front of the camera and rotatable around the optical axis of the shooting. A film-integrated camera characterized in that 2. The switching operation member is configured to move between a standard size switching position and a panorama size switching position to operate the screen size switching mechanism, and the standard size switching position and panorama size. A reference point is set between the size switching positions, and on the standard size switching position side from this reference point, the switching operation member is urged toward the standard size switching position side, and the panorama size of the panorama size is set from the reference point. 2. The film-integrated camera according to claim 1, further comprising an urging means for urging the switching operation member toward the switching position side of the panorama size at the switching position side to urge either one.