JPH05257236A - Film unit with lens - Google Patents

Abstract

PURPOSE:To obtain a film unit with a lens, whose package is easily peeled from a unit main body. CONSTITUTION:A cartridge room housing a photographic film cartridge is provided inside the unit main body 2, and its bottom surface serves as a cover for taking out the photographic film cartridge finished to expose. Therefore, on the bottom surface part 3a of the package 3, a taking out part 12 for opening the cover has scores 13 so as to be easily peeled. An inserted tongue piece 15 provided on the rear surface part 3b is engaged with a notch 14 formed on the bottom surface part 3a, and further, the rear surface part 3b is connected to the bottom surface part 3a at the sticking points 21a-21d of the taking out part 12.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a package for covering a unit body of a lens-fitted film unit.

[0002]

2. Description of the Related Art A film unit with a lens, "Shakenrun Hi" (trade name), which has a built-in film in advance in a unit body with a simple photographing mechanism so that a photograph can be taken easily at any time, is from the applicant. Manufactured and sold,
Widely used. This lens-fitted photo film unit has a very simple structure as known from Japanese Patent Publication No. 2-332615, and after photography, the DPE can be requested for each film unit as in the case of the conventional photo film. ing.

In these film units with lenses,
An unexposed film pulled out from the cartridge between the main body for accommodating the film and the back cover is spread to the exposure position between the film roll chamber and the cartridge chamber. When the unexposed film that has been pulled out in advance in the film unit and stored in a roll is exposed, it is taken up in the patrone after each shooting, and when it is finished shooting all frames, it is completely stored in the patrone. Can be stored in.

On the other hand, the reuse of the lens-fitted film unit is being actively promoted at present. When the user takes the film unit with the lens containing the film already taken to the developing shop, these are further collected at the developing place, where the lid for taking out the film is opened and only the film is taken out, and the film is developed. Print processing is performed. After the film is taken out, the lens-fitted film unit is collected again by the manufacturer, and for reuse, the paper box covering the unit body is once peeled off and disassembled into individual parts. The paper box itself also uses recycled paper,
The peeled paper box is also recycled to make recycled paper.

[0005]

However, when the paper box is peeled from the unit main body, it is difficult to peel it because it has been conventionally torn from the opening. As a result, the work efficiency has deteriorated even when disassembling the lens-fitted film unit. The present invention has been made in consideration of the above-mentioned problems of the prior art, and an object of the present invention is to provide a lens-fitted film unit in which a package can be easily peeled off when the lens-fitted film unit is disassembled.

[0006]

In order to achieve the above-mentioned object, a cutout portion and a cutout portion for inserting a tongue piece which are broken along the perforations when the film is taken out are formed on the bottom surface of the package body, The back of the unit is adhered to the bottom in the cutout and the insertion tongue provided on the back is inserted into the notch to connect the back and the bottom of the package to separate the package from the unit body. It is easy to peel off.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. In FIG. 3 showing the external appearance of the lens-fitted film unit according to the present invention, the unit main body 2 is mainly made of plastic and is entirely covered with the package 3. The packaging body 3 is for making the appearance of the lens-fitted film unit clean, and a paper box or the like having a printed outer surface is used. The packaging body 3 is provided with holes for exposing a photographing lens 4, a shutter button 5, a winding knob 6, a finder window 7, and a display window 8 for confirming the number of remaining films. It can be done.

As shown in FIG. 2, a cartridge chamber 10 for accommodating the photographic film cartridge 9 is provided inside the unit main body 2, and the bottom of the cartridge chamber 10 serves as a lid 11 for taking out the exposed photographic film cartridge 9. ing.
As shown in the development view of FIG. 4, the bottom surface 3a of the packaging body 3 is provided with a take-out portion 12 that is torn along the perforations 13 when the lid 11 is opened, so that the photographic film cartridge 9 can be taken out. It's easy to do.
Further, in FIG. 4, a notch 14 is provided on the left side of the take-out portion 12, and engages with an insertion tongue piece 15 formed to project on the back surface portion 3b of the packaging body 3.

The paper package 3 is made by assembling one sheet of paper as shown in FIG. 4, and has a bottom surface portion 3a and a back surface portion 3a.
b, the upper surface portion 3c, the front surface portion 3d, and the side surface portion 3e. As described above, the take-out portion 12 is provided on the bottom surface portion 3a, and the perforations 13 are engraved.
Further, a notch 14 is provided at the boundary with the glue margin portion formed at the bottom of the bottom surface portion 3a. An insertion tongue piece 1 having a width substantially the same as the width of the cut 14 is provided on the upper portion of the back surface 3b
5 is formed in a protruding manner, and a cut is made in the connecting portion with the back surface portion 3b so as to be easily bent. An opening 16 for the viewfinder eyepiece is also provided on the back surface 3b, and an opening 1 for the shutter button 5 is provided on the upper surface 3c.
An opening 18 is provided for 7 and the display window 8. The front surface 3d is provided with an opening 19 at a position where the taking lens 4 is provided and an opening 20 for the finder 7.

The package 3 thus formed is assembled by folding the one-dot chain line in FIG. 4 into valleys. At that time, as shown in FIG. 1 and FIG.
The place is decided. First and second bonding points 21a, 21b
Is located in the glue margin portion provided on the take-out portion 12,
The third and fourth bonding points 21c, 21d are located at the margins of the side surface portions 3e. When the unit body 2 is wrapped with the packaging body 3, as shown in FIG. 1, the adhesive is attached to the adhesive points 21 a to 21 d, and the insertion tongue piece 15 is inserted into the notch 14. In the lens-fitted film unit thus packaged, the package 3 is not peeled off from the unit main body 2 as long as the photographer uses it in a normal state.

The operation of the lens-fitted film unit constructed as described above will be described. When the photographer confirms that all frames of the film have been photographed by observing the display window 8, he / she operates the winding knob 6 until the film is not rotated, thereby exposing the exposed film in the photo film cartridge 9. Roll up all. When the photographer requests the DPE from the photofinishing shop together with the lens-fitted photo film unit, these are further collected at the photo lab. Here, the take-out portion 12 provided on the bottom surface portion 3a of the package 3 is peeled off, and the lid 11 is opened. At this time, the take-out section 12
Since the perforations 13 are engraved on this, it can be easily opened. Since the exposed film is completely stored in the photographic film cartridge 9, when the lid 11 is opened, only the photographic film cartridge 9 can be taken out from the cartridge room 10 provided in the unit main body 2 in the bright room. ..

The photographic film cartridge 9 taken out at the developing station is subjected to print development and printing processing in the same manner as a photographic film cartridge photographed by an ordinary camera. The resulting print picture is handed to the photographer through a photo shop. On the other hand, the lens-fitted film unit after taking out the photographic film cartridge is collected from the developing station by the manufacturer and sent to the disassembling process for reuse. The collected film unit with lens is
The take-out portion 12 provided on the bottom surface portion 3a of the package 3 is peeled off, and the lid 11 provided on the unit body 2 is opened.

In order to disassemble the lens-fitted photo film unit, first of all, the package 3 covering the whole must be peeled off. Therefore, since the take-out portion 12 is already peeled off and attached to the back surface portion 3b at the adhesion points 21a and 21b, the bottom surface portion 3a and the back surface portion 3b can be easily removed by releasing the engagement between the insertion tongue piece 15 and the notch 14. Can be peeled off. After the bottom surface portion 3a and the back surface portion 3b are peeled off, since the back surface portion 3b and the side surface portion 3e are simply attached at the bonding points 21c and 21d, the arrow F shown in FIG.
By pulling the back surface portion 3b in the a direction, the back surface portion 3b and the side surface portion 3e can be easily peeled off.

Further, even if the rear surface portion 3b is not peeled off,
After peeling off between the bottom surface portion 3a and the back surface portion 3b, it is also possible to open the bottom surface portion 3a in the direction of the arrow Fb shown in FIG. 2 and pull out the unit main body 2 from there. Thus, by engaging the notch 14 provided on the bottom surface portion 3a with the insertion tongue piece 15 provided on the back surface portion 3b and further reducing the bonding points 31a to 31d to the minimum, the bottom surface portion 3a and the back surface portion 3a are reduced. 3b
The space can be easily peeled off, and the unit main body 2 can be taken out from here or peeled off further. The peeled package 3 is reused as recycled paper, and the taken out unit main body 2 is further disassembled into individual parts for reuse of the lens-fitted film unit. Further, although the packaging body 3 is made of paper in the embodiments described above, a similar effect can be obtained by using a sheet made of another material such as a plastic sheet.

[0015]

As described above, according to the lens-fitted photo film unit of the present invention, the cut-out portion and the cut-out portion for inserting the tongue piece which are broken along the perforations when the film is taken out are formed on the bottom surface of the package. Then, the back surface of the package is adhered to the bottom surface in the cutout portion, and the insertion tongue provided on the back surface is inserted into the cutout portion to connect the back surface portion and the bottom surface portion of the package body. The part and the back part can be easily peeled off, and the disassembly work for reuse can be made efficient. Further, since the number of bonding points can be reduced, the adhesive can be saved.

[Brief description of drawings]

FIG. 1 is a perspective view in which a part of a package of a lens-fitted film unit embodying the present invention is peeled off.

FIG. 2 is a perspective view in which the packaging body of the lens-fitted film unit shown in FIG. 1 is further peeled off.

3 is an external perspective view of the lens-fitted film unit shown in FIG.

FIG. 4 is a development view of a packaging body of the lens-fitted film unit shown in FIG.

[Explanation of symbols]

 2 unit main body 3 packaging body 6 roll-up knob 9 photo film cartridge 10 cartridge chamber 11 lid 12 take-out portion 13 perforation 14 cut 15 insertion tongue 21a-21d 1st to 4th adhesive points

Claims (1)

[Claims] 1. A lens-fitted film unit in which an unexposed film is built-in in advance and a unit body having a simple photographing mechanism is wrapped in a package, and the film is broken along the perforations at the bottom of the package when the film is taken out. A cutout portion and a cutout portion for inserting a tongue piece are formed, the back surface portion of the packaging body is adhered to the bottom surface portion in the cutout portion, and the insertion tongue piece provided on the back surface portion is inserted into the cutout portion to form a packaging body. A film unit with a lens, characterized in that the back side and the bottom side of the are connected.