JP3006803B2 - Film unit with lens - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a film patrone.
The present invention relates to a loaded film unit with a lens .

[0002]

2. Description of the Related Art A photo film unit with a built-in photo film and a simple photo shooting function, "Shoot Run Hi", so that you can easily take photos even when you are not carrying a camera. (Trade name) is provided by the present applicant. This film unit with lens (hereinafter abbreviated as "film unit")
A negative film with a patrone specified by the commonly used International Standard (ISO) 1007 is loaded with the unexposed film pulled out in advance, and the photographic film is wrapped in the patrone every time it is photographed. When the shooting of all frames is completed, the entire unit can be submitted to the developing dealer directly, and the patrone is taken out of the unit at the developing laboratory, processed, and then the negative film and its negative are printed to the user. The returned print is to be returned.

When such a photographic film is loaded into a film unit at a factory, a locking hole of a spool in a patrone is fitted to a projection of a film take-up shaft provided in a patrone chamber of the film unit. For this reason, an opening is provided on the bottom side of the patrone chamber, and the patrone is pushed through the opening so that the engaging hole of the spool fits into the projection of the film winding shaft.

[0004] The shape of the locking hole of the spool will be briefly described. As shown in FIG. 13 and FIG.
0 has a tip portion 10a formed with the same diameter D as the diameter of the shaft 10b and protruding outside from the patrone. The locking hole 11 having the two ribs 12 described above is formed in the distal end portion 10a along the axial direction.
Since the locking holes 11 and the like of the spool 10 are formed in accordance with the international standard, the fitting of the projection of the film take-up shaft can be performed properly by giving the same shape.

[0005]

As described above, the back and bottom of the patrone chamber on the side of the film unit are open and closed by the back cover, so that the shape of the back cover becomes complicated and light is blocked. There was a disadvantage that the number of seal portions increased. A patrone that conforms to international standards has code information that indicates film information, and it is advantageous to use it with a camera that can read the code information.However, a patrone with film used for the film unit is an international standard. It is not necessary to have the dimensions according to the above.In order to make the production easy or to reduce the production cost, it is conceivable to use a film cartridge with a film unit dedicated structure. If it is assumed that in the film unit manufacturing process, it is not possible to distinguish between a film cartridge containing a photo film dedicated to the film unit and a general film cartridge, these may be mixed and loaded. . As a means of distinction, it is conceivable to provide an identification display on the patrone, but such a method may overlook the display, and a reliable method has been desired.

[0006] The present invention has been made in order to solve such a problem, to allow distinction between film cassette for film cassette and general film unit only, use the full Ilm cartridge that can more easily loaded It is another object of the present invention to provide a film unit capable of easily loading a film.

[0007]

In order to achieve the above object, the film unit of the present invention has a film cartridge dedicated to the film unit in a shape that can be easily distinguished from the outside, and a film cartridge for general use. In the unlikely event that the film unit is mixed and loaded, its assembly is made impossible, or the structure is made such that it can be easily identified in the inspection process after assembly. In order to maintain the suitability of the photographic film cartridge in the current development processing at the photofinishing lab, the outline conforming to the international standard is almost maintained, and measures are taken for parts unrelated to the development processing. That is,
In the film unit according to the present invention, one of the shaft end protruding from the cartridge of the spool and the film winding rotary member is provided with a concave portion oriented in the diameter direction of the shaft, and the other is provided with a convex portion fitted with the concave portion. The concave or convex portion provided on the winding rotary member has a length oriented in the diameter direction of the shaft,
The length of the projection or the recess on the other side is longer than the length of the projection in the diameter direction of the shaft. Further, in the film unit of claim 2, wherein the axial end of the spool, along the diameter direction on the peripheral wall to form a pair of notches, also the rotating member for winding, the the rotation center spool Shaft end of
Part, and oriented in the diametrical direction of the shaft end.
Projects, the <br/> with the provision of the impact force that match fitted in a pair of notches, the projection has a length oriented diameter direction of the shaft end of
However , it is longer than the outer diameter of the shaft end . In the film unit according to the third aspect, the winding-up rotating member is formed so as to protrude from the center of rotation thereof, and is formed so as to protrude into the shaft end so as to be directed in the diametric direction to the shaft. , provided collision force Prefecture that fit match to the pair of ribs,
Pair of ribs forms a depth position above 4mm from the edge of the shaft end portion, impact force is obtained by forming the position of the shaft portion enters the shaft end 4mm or more. In the film unit according to the fourth aspect, the winding rotary member is formed so as to protrude from the center of rotation thereof, and is formed so as to protrude into the shaft end so as to project in the diametrical direction to the shaft. ,
A pair of projections fitted to the pair of ribs,
Mutually closer than 6mm the tips of the pair of ribs, further shank parts entering the shaft end portion through between these ribs
The diameter of the minute is 6 mm or more . The film unit of claim 5, wherein the rotating member for winding, is formed to project to the center of rotation, the shaft portion enters the axial end portion of the spool is provided, also facing each other in the axial end portion the inner wall of the spool
The pair of ribs provided in this manner have a tapered shape in which the thickness gradually decreases toward the end of the shaft end of the spool . So
Then, a pair of cutouts into which the ribs are inserted are formed on the shaft of the winding rotary member by extending in the axial direction ,
The width of these notches corresponds to the tapered shape of the rib.
It is obtained by gradually increasing toward the front end portion of the shaft portion. In the film unit according to the sixth aspect, a polygonal engagement hole is formed in the cylindrical inner bottom surface at the shaft end so as to be exposed from between the tips of the pair of ribs. A shaft is formed so as to protrude from the center of rotation and enters the shaft end, and the shaft has a polygonal cross-sectional shape fitted into the engagement hole. In the film unit according to the seventh aspect, the winding member is formed so as to protrude from the rotation center thereof, and is formed to protrude into the shaft end so as to project in the diametric direction to the shaft portion. ,
Said fitting match that collision caused Prefecture provided a pair of ribs, also, the pair of ribs forms from the edge of the shaft end portion of the following depth position 2 mm, further, the collision force, the end of the shaft end portion It is designed to fit into a pair of ribs by entering within a range of 2 mm or less from the edge.

[0008]

FIG. 2 shows the appearance of a film unit 20 according to a first embodiment of the present invention.
Is used in a state where the unit main body 21 is wrapped with an exterior body 23 (hereinafter referred to as a “paper box” for simplicity) such as a paper box. The paper box 23 has a release button 24, a winding knob 2
5. Objective side viewfinder window 26, eyepiece side viewfinder window 27
(See FIG. 1), holes for exposing the photographing lens 28 and the film counter 29 are provided, and photographing operation can be performed through these holes.

In FIG. 1 showing an exploded perspective view of the unit main body 21, the unit main body 21 is assembled by fixing a front cover (not shown) and a rear cover 31 to a main body 30 by an automatic assembling machine or the like. The main body 30 includes a patrone chamber 35 for loading a patrone main body 34 of a film patrone 33, and a film chamber 38 in which a film roll 37 in which a film 36 drawn from the patrone main body 34 is wound into a roll is stored. At the end.

An aperture 40 for exposing the film 36 is formed between the patrone chamber 35 and the film chamber 38. Above this aperture 40, it is engaged with the perforation 36a of the film 36 and rotated.
A sprocket 41 for driving the film counter 29 and charging the shutter is provided. The patrone chamber 35 and the film chamber 38 are both open only on the back side, and the bottom sides are closed by bottom portions 35a and 38a.

In the upper part 35b of the patrone chamber 35,
A film take-up shaft 44 made of plastic and integrally formed with the take-up knob 25 projects through the hole 35c. As shown in FIG. 3, at the tip of the film winding shaft 44,
A plate-like projection 45 is provided integrally in the diameter direction of the winding knob 25. On the other hand, a spool 48 rotatably built in the patrone main body 34 is provided with a distal end portion 48a protruding outside from the patrone main body 34. The distal end portion 48a is a solid shaft, on which the protrusion 4
A concave portion 50 that fits with the recess 5 is formed. The length L _{1 of} the projection 45 which is directed in the diameter direction of the film winding shaft 44.
Is formed to be longer than the length D of the concave portion 50 oriented in the diametrical direction of the distal end portion 48a of the spool 48. Reference numerals 51 and 52 are flanges for regulating the positions of both ends of the film 36. The body 4 of the spool 48
At the center of the film 8b, a slit hole for inserting the terminal end portion 36b of the film 36 and a claw (not shown) for locking the slit hole are provided, whereby the terminal end portion 36b of the film 36 is attached to the body portion 48b of the spool 48. Locked.

Inside the back cover 31, a film supporting portion 55 having a concave shape is integrally formed as a holding portion of the film surface at the exposure position of the film 36. The fixing of the main body 30 and the back cover 31 is performed by the main body 3
Claws 56 and 57 provided at the bottom 30a of the first cover 30 and claws 58 and 59 provided at the end of the back cover 31 and holes 60 and 61 provided near the finder window 27 of the main body 30 and an upper portion of the back cover 31. This is performed by engaging the claws 62 and 63 provided inside, respectively. The claws 62, 6
Holes 64 and 65 for inserting a jig are provided in the vicinity of the root of 3.

The operation of the thus configured film cartridge 33 according to the first embodiment and the film unit 20 using the same will be described. To load the film cartridge 33 into the main body 30, the projection 45 of the winding knob 25 is used.
Is oriented vertically. On the other hand, the film 36 is drawn out from the patrone main body 34 to form a film roll 37, and the rotational position of the spool 48 is adjusted so that the direction of the concave portion 50 of the distal end portion 48a is vertical. Thereafter, as shown in FIG. 1, when the cartridge body 34 is dropped into the cartridge chamber 35 perpendicularly to the axis of the spool 48, the recess 50 of the spool 48 is fitted to the projection 45. This fitting has a length L ₁ of the protrusion 45 directed to the diameter direction of the film winding shaft 44, because it is longer than the length D of the recess 50 directed to the diameter direction of the distal end portion 48a, easily Can be engaged.

When the film unit 20 according to the first embodiment is loaded with a film cartridge conforming to international standards, the length of the projection 45 of the film take-up shaft 44 is larger than the diameter of the engagement hole 11 of the spool 10. projections 45 for L ₁ is long is impossible to assemble the film unit 20 can not inserted in the engaging hole 11. The film unit 20 may be loaded with the film cartridge 33 by a method of previously pulling out the film 36 from the cartridge body 34 as described above. Alternatively, the film unit 20 may be loaded into the cartridge chamber 35 without being pulled out, and then wound up. The knob 25 may be freely rotated in the direction in which the film is pulled out, and the leading end of the film may be drawn in a roll shape.

Next, after inserting the film roll 37 into the film chamber 38 and engaging the perforation 36a with the sprocket 41, the pawls 58, 59, 62,
The rear cover 31 is fixed to the main body 30 by engaging the 63 with the claws 56 and 57 and the holes 60 and 61 of the main body 30, respectively. The unit body 21 assembled in this manner is packaged in a paper box 23 to form a film unit 20. The loading operation of the film cartridge 33 is performed in a dark room.

In the film unit 20, the exposed film 36 is transferred to the cartridge body 34 every time one frame is shot.
After the photographing is completed, all the films 36 are stored in the cartridge body 34. The user requests the developing unit to develop the film unit 20 in this state. At the developing station, the nail of the back cover 31 is removed as appropriate. This can be removed by bending the lower claws 62, 63 in a direction away from the main body 30 with a jig or the like and pulling up the rear cover 31 upward. When the position of the hoisting knob 25 is adjusted so as to be perpendicular to and the patrone main body 34 is pulled up, the take-out knob 25 can be easily taken out. On the other hand, in the film unit having such a configuration, since the rear cover is formed in a flat plate shape that shields only the rear portion, it is easy to remove and reattach the rear cover. After inspecting the functions of the shutter, lens, winding mechanism, etc. of the section, it is convenient to load a new patrone again in the manner described above and fix the rear cover to form a new film unit.

Although the spool 48 of the first embodiment has one recess 50, the spool 48 may be provided in a cross shape so as to intersect the two recesses 50. In this case, it is easier to adjust the rotational position of the spool 48 when the cartridge is loaded. Further, the spool engaged with the hoisting knob 25 described in the first embodiment has the same shape as that described in the related art, as shown in FIG. It may be. In this case, in order to insert the notch 70 into the hoisting knob 25 according to the first embodiment, it is necessary to arrange the notch 70 such that the protrusion 45 can be inserted within the interval between the ribs 12.

In the above-described first embodiment, the unit body 21 is divided into the patrone chamber 35 and the film chamber 38.
5, the unit body 21 may have a structure in which the cartridge chamber 35 and the film chamber 38 have the bottom portions 35a, 38a opened as shown in FIG. In this case, the film cartridge 33 can be loaded into the cartridge chamber 35 along the axial direction of the spool 48, and the projection 45 of the winding knob 25 and the concave portion 50 of the spool 48 can be inserted as described in the first embodiment.
Need not be positioned vertically, and these engagements are easily engaged by turning the winding knob 25.

Next, a film cartridge and a film unit using the same according to the second embodiment will be described with reference to FIG. In the second embodiment, the winding knob 6
8, a concave portion 71 is provided at the leading end of the film winding shaft 44,
Further, a protrusion 72 is provided at the tip end 48a of the spool 69. In this case, the length D ₁ of the concave portion 71 oriented in the diameter direction of the film winding shaft 44 is equal to the length D of the convex portion 72 having the same diameter as the diameter of the distal end portion 10a of the spool 10 according to the international standard. Are also long. In this case, it becomes difficult to fit the spool 10 conforming to the international standard to the winding knob 68, and it becomes impossible to assemble the film unit.

Next, a film cartridge and a film unit using the same according to a third embodiment will be described with reference to FIG. Spool 7 according to the third embodiment
3 has a locking hole 1 in accordance with the international standard.
1 and a rib 12 provided on the inner wall. In the spool 10 conforming to the international standard, the rib 12
The length L from the tip of the to the outer edge of the locking hole 11 is 2.01 m
had a length from m to 3.91 mm, the third embodiment in which the length L ₂ corresponding 4mm or more, more preferably it is formed by more than 6mm. The diameter D ₁ of the film take-up shaft 22 of the hand winding wheel 74 is formed by 5mm or more 9mm or less, the protrusion 75 is provided at the distal end side projecting to direct a diameter direction.
The projection 75 has a curved surface for facilitating engagement with the rib 12. Length L ₃ from the root of the projection 75 to the root of the film winding shaft 44
It is formed longer by the amount of longer than the length L of up to an outer edge length L ₂ conforming to international standards locking hole 11 from the tip of the rib 12. In this manner, when the spool 10 conforming to the international standard is fitted to the winding knob 74, even if the winding knob 74 is rotated, the projection 75 does not come into contact with the rib 12, so that the film cannot be wound. It becomes possible and fails in the inspection process.

Next, a film cartridge according to a fourth embodiment and a film unit using the same will be described with reference to FIG. Spool 7 according to the fourth embodiment
6 is provided with a locking hole 1 according to the international standard.
1 and a rib 12 provided on the inner wall. Although the interval W of the spool 10 in the rib 12 conforms to the international standard was the length from 4.5mm to 5.0 mm, in the fourth embodiment, 6 m intervals W ₁ of the rib 12
m or more. Also, the winding knob 7
The film take-up shaft 44 of the seventh embodiment is provided with a projection 75 having substantially the same shape as that described in the third embodiment. The protrusion 75, the distance D ₂ of the portion inserted into the interval W ₁ of the rib 12 is formed at least as long as 6 mm. Therefore, even if it is attempted to fit the spool 10 conforming to the international standard into the winding knob 77, it becomes difficult to insert the protrusions 75 between the ribs 12 arranged at the interval W described in the related art, and the film unit becomes difficult. Cannot be assembled.

Next, a film cartridge according to a fifth embodiment and a film unit using the same will be described with reference to FIG. Spool 7 according to the fifth embodiment
8 has a locking hole 1 according to the international standard.
1 and a rib 81 provided on the inner wall. Each of the ribs 81 is provided with a tapered portion 81a formed on one end side so as to decrease in thickness toward the outer edge of the locking hole 11. The film winding shaft 44 of the winding knob 79 is provided with a notch 80 for sandwiching the rib 81 from both sides. Since the shape of the cutout portion 80 is similar to the shape of the rib 81, it is impossible to fit the spool 10 conforming to the international standard to the hoisting knob 79. In the fifth embodiment, a tapered portion 81 is provided at one end of the rib 81.
a, but this tapered portion 81a is
It may be provided on both sides of the front end. In this case, the shape of the cutout portion 80 of the winding knob 79 also needs to be similar to the shape in which the tapered portions 81a are provided on both sides of the distal end.

Next, a film cartridge and a film unit using the same according to the sixth embodiment will be described with reference to FIG. The distal end 25a of the spool 82 according to the sixth embodiment is provided with a locking hole 11 and a rib 12 provided on the inner wall and conforming to international standards. The axial depth of the locking hole 11 is defined as a minimum of 10 mm in the international standard, but in the sixth embodiment, the locking hole 11 is formed to have an axial depth of 10 mm or more. I have. A hexagonal hole 84 for transmitting the turning power of the hoisting knob 83 to the spool 82 is provided on the bottom surface of the locking hole 11 along the axial direction. Further, a hexagonal column 85 that fits into the hexagonal hole 84 is provided to protrude from the film winding shaft 44 of the winding knob 83. In the hexagonal column 85, since the center of the hexagonal hole 84 is located at the same position as the center of the interval between the ribs 12, and the diagonal dimension of the hexagonal hole 84 is 4.5 mm or less, the hexagonal column 85 comes into contact with the rib 12. The rotation of the hoisting knob 83 can be transmitted to the spool 82 without doing so.

When a spool 10 conforming to the international standard is fitted to the winding knob 83, the hexagonal column 8
5 comes into contact with the bottom surface of the engagement hole 11 of the spool 10, so that the film unit cannot be assembled. Also, even if it is incorporated, the rotation of the winding knob 83 is not transmitted to the spool 10. By the way, the spool 82 is provided with a hexagonal hole 84.
The shape of No. 4 may be a shape capable of transmitting the turning power of the winding knob 83 to the spool 82, for example, a shape such as a square, a cross, a minus, or the like.

Next, a film cartridge and a film unit using the same according to the seventh embodiment will be described with reference to FIGS. 11 and 12. FIG. The spool 48 according to the seventh embodiment is provided at the tip end portion 48a thereof with a locking hole 11 conforming to the international standard, and the inner wall of the locking hole 11 is provided with two ribs 87. I have. These ribs 87 are arranged so that the tips thereof correspond to the outer edges of the locking holes 11. The winding knob 88 is provided with a projection 89 having substantially the same shape as the projection 75 shown in FIG. 7 at the end of the film winding shaft 44. This projection 8
9, when the spool 86 and the hoisting knob 88 are fitted to each other, as shown in FIG.
Rib 12 to the first outer edge length L ₄ is conforming to international standard
Is formed so as to be shorter than the length L from the tip end to the outer edge of the locking hole 11. Thus, when the spool 10 conforming to the international standard is fitted to the winding knob 88, the projection 89 does not catch on the rib 12 and the winding knob 8
8 is not transmitted to the spool 10.

Although various embodiments have been described above, the technical concept of the present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the technical concept of the present invention.

[0027]

According to the film unit of the present invention, the
When the film cartridge is loaded in the
So that the shaft end of the
So that loading can be done easily and reuse
Disassembly and assembly are simplified. It also complies with international standards.
If you load the same commercially available film patrone,
Will be impossible to assemble or
Since it can be easily identified in the inspection process, trouble
Can be prevented beforehand. In addition, international standards
To load a film patrone with ribs according to
In the case of the invention of the film unit, the
For film feeding when developing film cartridges
Dedicated to each spool drive shaft
This can be performed without using the drive shaft.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a state in which a back cover is removed from a unit main body according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing the appearance of the lens-fitted film unit according to the first embodiment.

FIG. 3 is a perspective view showing a hoist knob and a spool fitted to the hoist knob according to the first embodiment.

FIG. 4 is a perspective view showing another example of the spool fitted to the hoist knob according to the first embodiment.

FIG. 5 is an exploded perspective view showing another example of the film unit with a lens according to the first embodiment.

FIG. 6 is a perspective view showing a winding knob and a spool fitted to the winding knob according to the second embodiment.

FIG. 7 is a perspective view showing a hoist knob according to a third embodiment and a spool fitted to the hoist knob.

FIG. 8 is a perspective view showing a hoist knob according to a fourth embodiment and a spool fitted to the hoist knob.

FIG. 9 is a perspective view showing a hoist knob according to a fifth embodiment and a spool fitted thereto.

FIG. 10 is a perspective view showing a hoist knob according to a sixth embodiment and a spool fitted thereto.

FIG. 11 is a perspective view showing a spool according to a seventh embodiment.

FIG. 12 is an explanatory view of a relevant part showing a state in which a winding knob is fitted to a spool according to a seventh embodiment, which is partially cut away.

FIG. 13 is a perspective view showing a spool described in the related art.

FIG. 14 is a cross-sectional view showing a spool described in the related art.

[Explanation of symbols]

20 Film Unit with Lens 25, 68, 74, 77, 79, 83, 88 Winding Knob 33 Film Patrone 44 Film Winding Shaft 45 Projection 10, 48, 69, 73, 76, 78, 82, 86 Spool 50 Recess

──────────────────────────────────────────────────続 き Continuing from the front page (72) Inventor Hiroshi Komatsuzaki 2-26-30 Nishiazabu, Minato-ku, Tokyo Fuji Photo Film Co., Ltd. (56) References FUJI 55-181243 (JP, U) (58) Survey Field (Int.Cl. ⁷ , DB name) G03B 17/00

Claims (7)

(57) [Claims] 1. A film cartridge in which a spool is rotatably housed in advance, and one end of the spool is slightly projected from the cartridge, a film cartridge is locked in the cartridge chamber, and one end of the film is locked in the spool. The end is pulled out from the film cartridge, the unexposed film wound into a roll is loaded into the film roll chamber, and the spool is rotated each time one frame is shot by rotating the winding rotary member engaged with the spool. A film unit with a lens configured to wind the exposed film into a cartridge in the cartridge, wherein the concave portion is directed to one of the shaft end of the spool and the winding rotary member in the diameter direction of the shaft, and the other is the concave portion. And a concave portion or a convex portion provided on the hoisting rotating member has a diameter Length to direct the lens-fitted photo film unit, characterized in that is longer than the length of directing diameter direction of the axis of the projections or recesses of the other side. 2. A spool is rotatably housed in advance, and one axial end of the spool is slightly protruded from the patrone, and the axial end is formed in a cylindrical shape. The film cartridge provided with the ribs is placed in the cartridge chamber, one end of the film is locked on the spool, the other end of the film is pulled out from the film cartridge, and the unexposed film wound into a roll is placed in the film roll chamber. A film unit with a lens in which each loaded film is wound by a winding operation of a winding rotating member that engages with the spool to rotate the spool every time one frame is shot and wind the exposed film into the cartridge. the shaft end portion, a pair of notches along its diameter direction at its peripheral wall is formed, also, the winding for times The member, the shaft end portion of the spool to the center of rotation
Projecting toward the diametrical direction of the shaft end
And, wherein a pair of notches to fit match that collision force is provided et the <br/> both before Ki突 force, the length of directing the diameter direction of the shaft end,
A film unit with a lens, characterized in that it is longer than the outer diameter of the shaft end. 3. A spool is rotatably housed in advance, and one axial end of the spool is slightly projected from the patrone, and the axial end is formed in a cylindrical shape. The film cartridge provided with the ribs is placed in the cartridge chamber, one end of the film is locked on the spool, the other end of the film is pulled out from the film cartridge, and the unexposed film wound into a roll is placed in the film roll chamber. A film unit with a lens, in which the loaded film is loaded into each cartridge and the exposed film is wound into a cartridge by rotating the spool each time one frame is shot by a winding operation of a winding rotating member engaged with the spool. The rotating member has a shaft formed so as to protrude from the center of rotation, and enters the shaft end. Is formed to project in the radial direction to direct, together with the collision force Prefecture that match fitted to the pair of ribs are provided, said pair of ribs, the depth from the edge of more than 4mm of the shaft end of It is formed at a position, also before Ki突 force, the lens-fitted photo film unit, characterized in that it is formed at a position of the shaft portion entering least 4mm in the axial end portion. 4. A spool is rotatably housed in advance, and one axial end of the spool is slightly protruded from the patrone, and the axial end is formed in a cylindrical shape, and a pair of inner ends of the inner wall are opposed to each other. The film cartridge provided with the ribs is placed in the cartridge chamber, one end of the film is locked on the spool, the other end of the film is pulled out from the film cartridge, and the unexposed film wound into a roll is placed in the film roll chamber. A film unit with a lens, in which the loaded film is loaded into each cartridge and the exposed film is wound into a cartridge by rotating the spool each time one frame is shot by a winding operation of a winding rotating member engaged with the spool. The rotating member has a shaft formed so as to protrude from the center of rotation, and enters the shaft end. Is formed to project in the radial direction to direct, together with the collision force Metropolitan is provided that match fitted to the pair of ribs,
The tips of the pair of ribs are at least 6 mm apart from each other, and pass through between these ribs to enter the shaft end.
The film unit with a lens , wherein the diameter of the shaft is 6 mm or more. 5. A spool is rotatably housed in advance, and one axial end of the spool is slightly protruded from the patrone, and the axial end is formed in a cylindrical shape, and a pair of inner ends of the inner wall are opposed to each other. The film cartridge provided with the ribs of the film cartridge in the cartridge chamber, one end of the film is locked on the spool, the other end of the film is pulled out of the cartridge, and the unexposed film wound in a roll is placed in the film roll chamber. A film unit with a lens which is loaded and winds an exposed film in a cartridge by rotating a spool every time one frame is photographed by a winding operation of a winding rotating member engaged with the spool. The member is provided with a shaft that is formed so as to protrude from the center of rotation and enters the shaft end. Serial pair of ribs, a tapered shape whose thickness is gradually decreased toward the end edge of the axial end portion of the front Symbol spool, also the winding in the axial portion of the knob, the pair of notches in which the rib enters Are formed so as to extend in the axial direction, and the widths of these notches are gradually increased toward the tip end of the shaft portion corresponding to the tapered shape of the rib. Film unit. 6. A spool is rotatably housed in advance, and one axial end of the spool is slightly protruded from the patrone, and the axial end is formed in a cylindrical shape, and a pair of inner ends of the spool are located at positions facing each other. The film cartridge provided with the ribs is placed in the cartridge chamber, one end of the film is locked on the spool, the other end of the film is pulled out from the film cartridge, and the unexposed film wound into a roll is placed in the film roll chamber. A film unit with a lens in which each of the loaded film units is configured to rotate the spool each time one frame is shot by a winding operation of a winding rotating member engaged with the spool and wind the exposed film into a cartridge, wherein the shaft end In the part, a polygonal engagement hole exposed from between the tips of the pair of ribs is formed on a cylindrical inner bottom surface. In addition, the hoisting rotating member is provided with a shaft portion that is formed to protrude from the center of rotation and that enters the shaft end, and the shaft portion has a polygonal cross-sectional shape that fits into the engagement hole. A film unit with a lens, characterized in that: 7. A spool is rotatably housed in advance, and one axial end of the spool is slightly protruded from the patrone, and the axial end is formed in a cylindrical shape, and a pair of inner ends of the spool are positioned at positions facing each other on the inner wall. The film cartridge provided with the ribs is placed in the cartridge chamber, one end of the film is locked on the spool, the other end of the film is pulled out from the film cartridge, and the unexposed film wound into a roll is placed in the film roll chamber. A film unit with a lens, in which the loaded film is loaded into each cartridge and the exposed film is wound into a cartridge by rotating the spool each time one frame is shot by a winding operation of a winding rotating member engaged with the spool. The rotating member has a shaft formed so as to protrude from the center of rotation, and enters the shaft end. Is formed to project in the radial direction to direct, collision force Prefecture that match fitted to the pair of ribs is provided with, also, the pair of ribs, 2 mm from the edge of the shaft end
Together they are formed in the following depth position, before Ki突 causing the lens-fitted photo film unit, characterized in that fitted to the pair of ribs enters a range from the edge following 2mm of the shaft end .