JPH0569756U - Film unit with lens - Google Patents

Abstract

(57) [Abstract] [Purpose] When taking out a film that has been taken from a film unit with a lens at a developing station, a work for easily and quickly incising an outer box covering the unit body of the film unit to expose the unit body Streamline. [Structure] With a lens in which a roll-shaped photographic film is loaded in advance and a lens-equipped film unit main body having an openable back cover for taking out the photographic film is inserted from one direction into a bookcase-shaped outer box and stored. In the film unit, a tongue piece is integrally formed in a shape protruding from the opening at a position other than the upper and lower ridge lines of the outer box on the back side of the outer box opening for inserting the film unit main body. A film unit with a lens, characterized in that one part is folded inside the outer box for storage, and when the outer box is opened, the tongue piece is raised to open the outer box.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a lens-equipped film unit (film-integrated camera), which is preloaded with unexposed roll-shaped photographic film and has an exposure function for photography, and more particularly to an outer box thereof.

[0002]

[Background of the invention]

 The film unit with lens has become popular as a convenient unit when you want to take a picture when you are not carrying a camera. This is one in which a cartridge and an unexposed film are loaded in advance in a dark box-shaped main body equipped with a photographing lens and a shutter, and is widely marketed at film retailers.

The film unit with the lens is requested to be developed and the print development station together with the film unit in a state where the film is still contained after photographing. At the photo lab, the film is taken out of the film unit and developed. Then, the film unit main body is discarded or partially recycled for use at the developing station.

Conventionally, in order to provide the film unit with a lens at a low price, a photographing lens and a simple shutter are mounted in a plastic-molded black unit body, and a film and a cartridge are incorporated. The unit body is housed in an outer box made of cardboard or the like. The outer box is made of a simple paper carton on which the product name, usage, design, etc. are printed to form the outer case of the camera.

[0005]

[Problems to be solved by the device]

 When taking out the photographed film from the lens-fitted film unit at the developing station, the outer box must first be broken to expose the unit body.

In order to quickly process a large number of film units, it is necessary to make the work of taking out the unit main body out of the outer box more efficient.

On the other hand, the empty unit body in which the back cover is opened from the unit body and the film in the cartridge is taken out is collected by the manufacturer and reused with the outer box attached.

[0008]

[Means for Solving the Problems]

 This invention is a film unit with a lens that has a back cover for taking out the film that has been taken from the unit body, and the back cover can be opened without removing the unit body from the outer box. The purpose is to provide a film unit with a lens that can be easily taken out from the main body.

The film unit with a lens of the present invention which achieves the above object is a book case in which a film unit with a lens is pre-loaded with a roll-shaped photo film and has an openable back cover for taking out the photographic film. In a film unit with a lens that is inserted and stored in a box-shaped outer box from one direction, the tongue is placed at a position other than the upper and lower ridges of the outer box on the back side of the outer box opening for inserting the film unit body. The piece is integrally formed with a shape protruding from the opening, and the tongue piece is folded and stored inside the outer box. When opening the outer box, the tongue piece is raised to open the outer box. It is characterized by having done.

Further, in the lens-equipped film unit of the present invention, a roll-shaped photographic film is loaded in advance, and the lens-equipped film unit body having an openable back cover for taking out the photographic film is placed in a bookcase-like outer box. In a film unit with a lens inserted and stored from one direction, the outer box is opened at a position other than the upper and lower ridges of the outer box on the back side of the outer box opening for inserting the film unit body. The tongue piece is integrally formed with a shape protruding from the opening, and the tongue piece is folded and stored inside the outer box, and the tip of the tongue piece is attached to the back cover of the film unit body. It is characterized in that the film unit main body is prevented from easily coming out of the outer box by being locked in the recess provided in the.

[0011]

[Action]

 Pull out the inwardly folded tongue in the vicinity of the opening in the case back of the unit body of the above-mentioned outer box (on the back side), pull the tongue out and pull it outward to pull it off. The back surface of the outer box is divided into strips from one end of the opening near the tongue piece toward the other end to form a horizontally long opening. When the upper and lower pieces of the back surface of the outer box are broken outward with the horizontally long strip-shaped opening as a boundary, the back side of the outer box is opened and a part of the back lid of the unit body is exposed. By opening a part or all of the back cover and taking out the patrone on which the photographed film has been wound up, the patrone can be taken out easily without having to take out the entire unit body from the outer box.

[0012]

【Example】

 Hereinafter, the lens-fitted film unit according to the present invention will be specifically described based on the illustrated embodiment.

FIG. 1 is a front perspective view showing the external appearance of this lens-fitted film unit, and the unit body 10 is mostly covered with an outer box (carton) 30.

FIG. 2 is a front perspective view showing a state where the unit body 10 is extracted from the outer box 30.

FIG. 3 is a rear perspective view of the lens-equipped film unit, and FIG. 4 is a rear perspective view of the unit body 10 and the outer box 30. FIG. 5 shows a developed shape of the outer box 30.

The unit main body 10 is composed of a front cover, a main body, a back cover, etc., which are molded by plastics or the like, and are further assembled by attaching a lens and a shutter. Further, after the unexposed film, the film roll storage cartridge, and the like are loaded in predetermined positions, the back lid is closed to complete the lens-equipped film unit. The back cover is joined to a part of the unit main body 10 so that the film cannot be reloaded into the unit after the taken film is taken out, and the back cover is configured to be broken when the film is taken out.

On the front side of the unit main body 10, there are a photographing lens 12 incorporated in a lens mount 11, a viewfinder window 13, and a strobe light emitter 14, and on the upper side, a shutter release button 15, a film counter window 16, and a strobe charging pilot lamp. 17, a film winding knob 18, a finder eyepiece 19, and a back cover 20 are provided on the back side.

The outer box 30 is formed by bending and adhering thick paper into a bookcase shape, and the unit main body 10 can be inserted from one large opening 31. Further, through holes are formed at appropriate positions of the outer box. The lens mount 11, viewfinder window 13, strobe light emitter 14, film counter window 16, strobe charging pilot lamp 17, viewfinder eyepiece 19, etc. are exposed through these through holes.

A tongue piece 32 is integrally formed in a shape protruding from the opening 31 at a position other than the upper and lower ridgelines 32 A and 32 B on the back side of the opening 31 of the outer box 30, for example, near the center. When the film unit body 1 is housed in the outer box 30, the piece 32 is folded and housed inside the outer box 30.

When the outer box 30 is opened, the tongue piece portion 32 folded inward is raised with the tip of the toe to expose it to the outside of the opening 31, and the tongue piece portion 32 is grasped with the fingertip to cause it. The central portion of the rear surface of the outer box 30 on the extension of the tongue portion 32 is gradually cut out in a strip shape from the right side to the left side in the drawing. FIG. 6 is a perspective view showing a state where the central portion of the outer box 30 is cut open. In addition, it is possible to make opening of the outer box 30 easier by providing perforations or the like on the extension of the tongue piece portion 32.

Next, the upper piece 33A and the lower piece 33B below the strip-shaped opening cut near the center of the outer box 30 are individually gripped and rolled up and down, and further pulled up and down strongly. By tearing, the back surface of the outer box 30 is almost fully opened and the case back 20 is exposed. FIG. 7 is a perspective view showing a state in which the back side of the outer box 30 is cut open, the case back 20 is further opened, and the cartridge 21 is taken out.

The opening process of the lens-equipped film unit configured as described above will be described below.

(1) In the case of developing a photographed film, first, the film is wound into the cartridge 21 while leaving a few performances.

(2) Pull out the tongue piece portion 32 near the center of the back side of the outer box 30 covering the unit body 10, grasp and pull the tongue portion 32, and open the outer box 30 near the center of the back side in a band shape. Further, the upper piece portion 33A and the lower piece portion 33B are cut open. Due to this opening, the back side of the outer box 30 is largely opened, and the case back 20 is easily exposed.

(3) In the exposed state of the back cover 20, the engagement of the engaging portion 22 between the unit body 10 and the back cover 20 is released by using the tip of a tool such as a screwdriver. The back lid 20 is separated by raising 20 to expose the cartridge storage chamber 23.

(4) In this state, the cartridge 21 can be taken out from the cartridge storage chamber 23. The taken film stored in the cartridge 21 taken out is sent to the next developing process.

FIG. 8 shows another embodiment of the film unit with lens according to the present invention, FIG. 8 (A) is a plan sectional view, and FIG. 8 (B) is a rear view. In this embodiment, the tongue piece portion 34 provided near the center of the rear surface of the opening 31 of the outer box 30 is folded inward similarly to the tongue piece portion 32 described above. On the other hand, a recess 24 is formed in a part of the back surface of the case back 20 that is integral with the unit body 10. A part of the concave portion 24 is engaged with the tip of the bent tongue portion 34 of the outer box 30 in a use state where the film unit 10 is housed in the outer box 30, so that the unit main body 10 is moved to the outer box. It also has a role to prevent dropping from 30. Further, the tongue piece portion 34 also has a role of opening means of the outer box 30, similarly to the tongue piece portion 32 in the first embodiment.

[0028]

[Effect of the device]

 As described above, according to the film unit with a lens according to the present invention, a breakable opening means such as a tongue piece is provided on the back surface of the outer box that covers the unit body, and the back surface of the outer box is cut using this. As a result, the back cover is easily exposed, and it is easy to open the back cover and remove the cartridge without using a special opening tool, thus improving workability during development of the film unit.

Moreover, even when the used outer box is quickly removed from the unit body and discarded, and the unit body is taken out and reused, the sorting work becomes efficient.

Further, by providing the unit main body with a recess and engaging the tongue portion with the recess, it is possible to prevent the unit main body from coming out of the outer box.

[Brief description of drawings]

FIG. 1 is a front perspective view of a lens-fitted film unit according to the present invention.

FIG. 2 is a front side perspective view of a unit body of the film unit and an outer box.

FIG. 3 is a rear perspective view of the film unit.

FIG. 4 is a rear perspective view of the film unit in which the unit main body and the outer box are separated from each other.

FIG. 5 is a development view of the outer box.

FIG. 6 is a perspective view showing a state in which the back center of the outer box is incised by a tongue piece and a part of the back cover is exposed.

FIG. 7 is a perspective view showing a state where the case back is opened and the cartridge is taken out.

FIG. 8 is a plan sectional view and a rear view showing another embodiment of the lens-equipped film unit according to the present invention.

[Explanation of symbols]

 10 Unit body 12 Shooting lens 15 Shutter release button 18 Film winding knob 19 Finder eyepiece 20 Back lid 21 Patrone 22 Engagement section 23 Patrone housing chamber 24 Recess 30 Outer box (carton) 31 Opening 32, 34 Tongue section 33A Upper piece Part 33B Lower piece F film

Claims (2)

[Scope of utility model registration request] 1. A roll of photographic film is preloaded,
In a lens-fitted film unit in which a lens-fitted film unit body having an openable back cover for taking out the photographic film is inserted and stored in a bookcase-shaped outer box from one direction, the film unit body is inserted. On the back side of the outer box opening of the outer box, at a position other than the upper and lower ridges of the outer box, the tongue piece is integrally formed in a shape protruding from the opening, and the tongue piece is folded and stored inside the outer box. A lens-equipped film unit, wherein the outer box can be opened by raising the tongue when opening the outer box. 2. A roll of photographic film preloaded,
In a lens-fitted film unit in which a lens-fitted film unit body having an openable back cover for taking out the photographic film is inserted and stored in a bookcase-shaped outer box from one direction, the film unit body is inserted. On the rear side of the outer box opening of the outer box, a tongue piece for opening the outer box is integrally formed at a position other than the upper and lower ridge lines of the outer box in a shape protruding from the opening, and the tongue piece is Folding the inside of the box for storage and locking the tip of the tongue in a recess provided in the back cover of the film unit body so that the film unit body does not easily escape from the outer box. A film unit with a lens that is characterized by.