JP3344669B2 - Film unit with lens - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a film unit with a lens, and more particularly, to a film unit with a lens having an automatic film winding function.

[0002]

2. Description of the Related Art In recent years, as a film unit with a lens (hereinafter abbreviated as "film unit"), a film unit for automatically winding a photographed film in a patrone has been disclosed in Japanese Patent Application Laid-Open No. Hei 5 (1999) -195.
No. 297441. According to the present invention, the winding unit incorporating the motor and the gear train is attached to the winding knob side of the film unit, and the gear of the winding unit meshes with the tooth row of the winding knob of the film unit, and the winding is performed by rotation of the motor. By turning the knob, the film is wound up.

[0003]

However, in the above-mentioned winding unit system, since the winding unit is mounted outside, there is a problem that the film unit becomes large and portability is deteriorated. Further, since the film unit is inexpensive, there is also a problem that the winding unit is easily detached from the film unit when subjected to rough handling. Furthermore, in order to improve the ease of detachment, the connection between the winding unit and the film unit must be strengthened, which may lead to an increase in cost and weight due to an increase in extra parts. In addition, after filming, it is conceivable that the film unit is collected and reused, but for inspection, the winding unit will be removed from the film unit and a usable unit will be attached again,
There is a problem that the workability of recycling deteriorates.

The present invention has been made in view of the above problems, and has as its object to provide a film unit with a lens which does not increase the size of a film unit with an automatic winding function, is low in cost, and has improved recyclability. .

[0005]

In order to solve the above-mentioned problems, the invention according to the first aspect of the present invention is to provide a photographic film which has been photographed in a patrone between a light shielding cylinder and a patrone storage room.
Built-in motor for winding and shutter charging
And reduce the rotation of the motor near this motor to
Gear train to be transmitted to the Rhone spool and shutter button
The motor rotates in conjunction with the shutter release by the operation of
After the film is wound up to the specified length,
And a switch for stopping the rotation of the motor .

According to a second aspect of the present invention, a film winding motor is integrally attached to a back surface of a substrate of a strobe unit arranged on a front surface of a main body base.

Further, according to a third aspect of the present invention, the substrate has a length extending over both sides of the lens, avoiding the taking lens unit,
A motor is attached to one side of the lens unit and a strobe light emitting unit is provided to the other side.

[0008]

The rotation shaft of the motor for winding up the photographed film in conjunction with the shutter release is interposed between the light-shielding tube at the base of the main body and the cartridge storage chamber via a gear train for transmitting the rotation of the motor to the spool of the cartridge. The spool is arranged to rotate. With such an arrangement, the motor can be built in without increasing the size of the film unit. In addition, since the motor is integrally mounted on the back surface of the substrate of the strobe unit disposed on the front surface of the base of the main body, the motor and the strobe unit can be recycled as one.

[0009]

FIG. 2 shows the appearance of a film unit according to the present invention. The film unit 2 includes a unit body 3 having a built-in photographing mechanism and the like, and an outer case 4 for housing the unit body 3.
It is composed of On the surface of the outer case 4, a description such as how to use the film unit 2 is printed.
There are provided holes for exposing a strobe light emitting portion 5, a shutter button 6, a main switch knob 7, a number-of-shots display plate 8, a finder 9, a taking lens 10, a strobe charge switch 11, and the like to the outside. In the vicinity of the main switch knob 7 constituting the main switch, "ON" and "OFF" are printed to indicate ON and OFF positions.

As shown in FIG. 3 in which the unit main body 3 is disassembled, the unit main body 3 is composed of a main body base 13, a front cover 14, a rear cover 15, and a film 16 with a patrone. It is attached detachably.

As shown in FIG. 1, a light-shielding tube 20 having an exposure opening 19 for photographing formed on an optical axis 18 is provided on a base 13 of the main body.
On the both sides of the light-shielding tube 20, a patrone storage chamber 21 for storing the patrone 16a and a film roll chamber 22 for storing a film roll 16c formed by winding the film 16b are formed. . The front of the outer wall of the patrone storage room 21 is a film roll room 22.
Has a shape protruding forward from the front surface of the outer wall. An aperture 23 (see FIG. 4) for defining an exposure range to the film 16b is formed on the back side of the main body base 13.

On the front surface of the light-shielding cylinder 20, an exposure unit 25 having a shutter mechanism, a film winding mechanism, and the like is assembled.
Is attached. As shown in FIG.
The base 26 has an exposure opening 27 provided on the optical axis 18 at the front, and two shafts 28 and 29 and a bearing opening 30 are integrally formed. A shutter drive lever 31 and a number-of-images display plate 8 are rotatably inserted into the shaft 28, and are finally stopped by screws 33. A spring 34 and a locking lever 35 are rotatably inserted into the shaft 29, and are finally stopped by screws 36. The rotating member 37 is inserted into the bearing opening 30.

The rotating member 37 is formed integrally with a stop cam 37a, a shutter charge cam 37b, a shaft 37c projecting downward, and a one-tooth gear 37d projecting upward at a central portion. A driven sprocket 38 disposed in the base portion 26 is engaged with the shaft 37c, and the rotation of the driven sprocket 38 is transmitted. In the one tooth gear 37d,
A tooth row 8a formed on the outer periphery of the number-of-photographs display plate 8 is meshed. The driven sprocket 37 is connected to the film 16b (FIG. 3).
Perforation 1 formed outside the shooting range
When the film 16b is transported by the length of one frame, it rotates once.

One end 34a of the spring 34 is engaged with the locking portion 31a of the shutter drive lever 31, and biases the shutter drive lever 31 counterclockwise about the shaft 28. The other end 34b of the spring 34 is engaged with a vertical piece 35a of the locking lever 35, and urges the locking lever 35 clockwise about the shaft 29. One end 31b of the shutter drive lever 31 is in contact with the shutter charge cam 37b, and the rotation of the driven sprocket 38 causes the shutter drive lever 31 to rotate clockwise against the bias of the spring 34.

A groove 37e is formed on the outer periphery of the winding cam 37a, and when the film is fed one frame and the rotating member 37 makes one rotation, the locking lever 3 is rotated.
The fifth claw 35b is fitted. Thus, the rotation of the driven sprocket 38 is locked, and the film is prevented from being wound up. At this time, the locking lever 35 slightly rotates clockwise, but the rotation causes the protrusion 35 c of the locking lever 35 to engage with the rising piece 31 c of the shutter driving lever 31, and the shutter driving lever 31 At the charge position. The locking lever 35
Is engaged with one of the gears for transmitting the rotation of the motor to the spool 16e of the patrone 16a, and stops the rotation. In addition, one rotation of the driven sprocket 38 causes the one-tooth gear 37d to advance the number-of-photographs display plate 8 by one division.

When the shutter button 6 is depressed, the locking lever 35 is pushed by the vertical piece 35a and is rotated slightly counterclockwise about the shaft 29. With this rotation, the protrusion 35c of the locking lever 35 is disengaged from the rising piece 31c of the shutter drive lever 31, and the shutter drive lever 31 is rotated counterclockwise around the shaft 28 by the bias of the spring 34, and The kick arm 31d of the drive lever 31 kicks a shutter blade 40 described later.

On the front surface of the base 26, an axis 42 is formed in parallel with the optical axis 18. A shutter blade 40 is rotatably mounted on the shaft 42. Shutter blade 40
Rotates between a position at which the exposure opening 27 provided on the optical axis 18 is blocked by the bias of the spring 43 and a position at which the shutter driving lever 31 is retracted from the exposure opening 27 by kicking.

A shutter cover 44 is mounted on the front surface of the shutter blade 40, and the shutter blade 40 is
Swinging in the direction of. An aperture 44a is formed on the optical axis 18 of the shutter cover 44, and a lens barrel 44b is integrally formed to surround the aperture 44a. The taking lens 10 (see FIG. 1) is inserted into the lens barrel 44b.

A concave holding frame 45 is formed integrally on the upper right side of the base portion 26. An objective lens 46 and an eyepiece 47 are inserted into the holding frame 45 to form an inverted Galileo type finder 9. This finder 9 is provided on the front cover 14 shown in FIG.
a and the finder eyepiece window 9 b of the rear cover 15.

As shown in FIG. 1, a strobe unit 5 is provided on the front side of the main body base 13 further in front of the exposure unit 25.
0 is attached. The strobe unit 50 includes a well-known strobe light emitting unit 5 including a discharge tube, a diffusion plate, a reflector, and the like, and a substrate 51 on which the strobe light emitting unit 5 is mounted and on which a strobe circuit is formed. The substrate 51 has a length extending from the front surface of the film roll chamber 22 of the main body base 13 to the side of the patrone storage chamber 21, and an opening 52 is formed at the center thereof. In this opening 52,
When the strobe unit 50 is mounted on the main body base 13, as shown in FIG.
Are arranged so that the substrate 51 does not hinder the photographing.

At the lower portion of the back surface of the substrate 51, two metal contact pieces 54 and 55 are attached.
4 and 55, a battery 57 serving as a power source for the strobe unit 50 and the motor 56 is held. An opening 58 elongated in the vertical direction is formed on the left side of the substrate 51. As shown in FIG. 3, the strobe unit 50 is provided with a metal charging piece 100 for performing a charging operation to the strobe circuit. The charging contact piece 100 has one end 100 a attached to the main body base 13, and the other end disposed behind the strobe charging switch 11 of the front cover 14. And
When the strobe charge switch 11 is pressed, the charging contact 10
0 is pressed to the back side, and the contact portion 5 formed on the substrate 51 is
1a and 51b. Thereby, the charging piece 10
0 short-circuits the contact portions 51a and 51b of the substrate 51 to charge the strobe circuit.

As shown in FIG. 6, on the back surface of the substrate 51,
At upper and lower portions of the opening 58, holding pieces 59 and 60 for holding the motor are attached. The motor 56 has a rotating shaft 56 a inserted into the upper holding piece 59 from below, and a head 56 of the motor 56.
b is inserted into the hole 59a of the upper holding piece 59. Similarly, the projection 56c formed at the lower part of the motor 56 is
The motor 56 is attached by being inserted into the hole 60a of the No. 0. A part of the motor 56 attached to the substrate 51 is inserted into the opening 58 and is exposed on the front side of the substrate 51.

The motor 56 attached to the substrate 51
When the strobe unit 50 is attached to the main body base 13, as shown in FIG.
1 between them. The back side of the motor 56 is supported by a motor receiving portion 13a (see FIG. 1) formed on the main body base 13. The pressing portion 1 that presses the motor 56 to the rear side using the opening 58 on the rear surface of the front cover 14.
4a are formed. Thereby, the motor 56 is securely fixed in the unit main body 3 and does not move even if vibration or impact is applied.

A drive gear 62 is mounted on a rotating shaft 56a of the motor 56 mounted on the substrate 51. The drive gear 62 includes a motor mounting portion 63, a gear portion 64, a spring 65, and a retaining ring 66 as shown in a cross section in FIG. The motor mounting portion 63 has a disk shape, and has a shaft 63a formed at the center. This shaft 63a
, The gear portion 64 is inserted using the hole 64a. The gear portion 64 has a tooth row 64b formed on the outer periphery, and a concave portion 64c formed inside. A spring 65 is housed in the recess 64c, and the shaft 63a is compressed in a state where the spring 65 is compressed.
A retaining ring 66 is attached to the rim. A press-fit portion 63b is formed on the lower surface of the motor mounting portion 63, and the rotary shaft 56a of the motor 56 is press-fitted into the press-fit portion 63b.

When the load applied to the motor 56 is equal to or less than the specified value, the drive gear 62 rotates the gear portion 64 together with the motor mounting portion 63 by the bias of the spring 66.
When the load applied to the motor 6 increases, the motor mounting portion 53 and the gear portion 64 slip to prevent the motor 56 from being overloaded.

The above-described drive gear 62 is provided with a gear train 6 mounted on the upper part of the patrone storage chamber 21 as shown in FIG.
8 meshed. The gear train 68 has a patrone 16 at the bottom.
a of the tooth row 69 meshed with the spool 16e of FIG.
The gear 70a meshed with the drive gear 62 and the locking lever 35 of the exposure unit 25
A gear 70 integrally formed with a gear 70b with which the meshing portion 35d meshed with the gear 70b is formed.
Gears 71, 7 arranged between the gears and transmitting the rotation at reduced speed
2, 73. The hoisting gear 69 is inserted into a bearing portion 74 formed at an upper portion of the patrone storage chamber 21, and the teeth 69 a protrude into the patrone storage chamber 21. The gears 70 to 73 are inserted into holes 75 to 78 formed in the upper part of the patrone storage chamber 21, respectively.

When the motor 56 is driven and the drive gear 62 is rotated clockwise in FIG.
It is transmitted to the hoisting gear 69 via 0, 73, 72, 71. The gear 69 is rotated in the counterclockwise direction,
The spool 16e is rotated in the counterclockwise direction by a, and the photographed film 16b is wound up into the cartridge 16a.

As shown in FIGS. 1 and 6, a metal first switch, which controls the rotation timing of the motor 56 and the charging timing of the strobe unit 50, is provided above the substrate 51 of the strobe unit 50. Contact piece 80, second contact piece 81,
The third contact piece 82 is attached. The first contact 80
The upper end 80b and the lower end 80c connecting the slopes 80a are
It is formed in a substantially L-shape, and the lower end portion 80c is attached to the substrate 51 from the back side. The second contact piece 81 is formed by bending the tip 81 a of the second contact piece 81 toward the first contact piece 80 in an L-shape, and is attached behind the first contact piece 80 via an insulating member 83. The tip 82 a of the third contact piece 82 also has the first contact piece 8.
It is formed in an L-shape toward 0, and attached to the front side of the substrate 51 via an insulating member 84.

First contact piece 80, second contact piece 81, third contact piece 8
3, a motor 56, a battery 57, and a strobe charging switch 11 are connected as shown in FIG. 8, and the motor 56 is rotated when the first contact piece 80 and the third contact piece 82 are in contact with each other. However, at this time, the flash circuit is not charged even if the flash charging switch 11 is pressed. Further, when the first contact piece 80 and the second contact piece 81 are in contact with each other, pressing the strobe charging switch 11 charges the strobe circuit. However, at this time, the motor 56 is not rotated. As described above, when one of the strobe unit 50 and the motor 56 is operating, the other cannot operate, so that an operation failure due to a voltage drop can be prevented.

The upper end 80b of the first contact piece 80 has
A pin 35 protruding downward from the locking lever 35
e is abutted. The locking lever 35 is rotated clockwise in the figure when the shutter is charged, and presses the first contact piece 80 to the rear side by the pin 35e. As a result, the first contact piece 80 comes into contact with the second contact piece 81, so that only the charging operation to the strobe unit 50 is possible. Immediately after the shutter release, since the locking lever 35 is rotated counterclockwise, the first contact piece 80 is not pressed and returns to the third contact piece 82 on the front side by its own elasticity. . At this time, if the shutter button 6 is not pressed, the first contact piece 80 and the third contact piece 82
6 is rotated.

As shown in FIG. 3, a shutter button 6 is integrally formed on the upper surface of the front cover 14, and a cut is provided so as to surround the three sides except for the connection portion 6a so that the shutter button 6 can be pushed in. It has become. A release arm 86 is formed integrally with the lower surface of the shutter button 6. Then, as shown in FIG.
And the protruding piece 89 are integrally formed, and a bearing portion 90a is provided at one end.
A release link 90 provided with a shaft is rotatably supported by a tip end of a release arm 86 and a shaft 91. A long hole 90b is provided at the other end of the release link 90, and a shaft 14a planted on the back surface of the front cover 14 is inserted to be slidable. Further, the projection piece 89 is opposed to the vertical piece 35a of the locking lever 35.

Above the release link 90, a knob 7a
The main switch 7 in which the T and the cam portion 7b are integrally formed is slidably inserted into an opening 93 (see FIG. 3) formed in the front cover 14.

The cam portion 87 of the release link 90,
The cam portion 7b of the main switch 7 and the pin 35e of the locking lever 35 press the first contact piece 80 and the third contact piece 82 to control the rotation timing of the motor 56 and the charging timing of the strobe unit 50. Is going.

As shown in FIG. 3, the rear cover 15 has a film support surface 105 at a position facing the aperture 23.
Is formed. Above the film support surface 105,
A finder eyepiece window 9b is formed, and framing is performed through this window during photographing. On the bottom side of the rear cover 15, a patrone storage room 21 and a film roll room 22 are provided.
Pull-top lids 15a and 15b are provided to cover the bottom surfaces. Lid 15a is exposed film 1
It serves as a take-out lid when taking out the patrone 16a storing the 6b.

Next, the operation of the above embodiment will be described.
In the film unit 2, the main body base 13 made of plastic is conveyed, and the gear train 68 is conveyed during the conveyance.
Alternatively, internal mechanisms such as the exposure unit 25 and the strobe unit 50 assembled on another assembly line are assembled, and the front cover 14 is attached. Since the motor 56 is integrated with the strobe unit 50, the number of assembling steps can be reduced and the manufacturing efficiency can be improved. When the front cover 14 is attached, the pressing portion 14a formed on the back surface of the front cover 14
The motor 56 is pressed through the opening 58 of the main body 13.
Is pressed against the motor receiving portion 13a of the
6 is securely fixed in the unit body 3.

Thereafter, a film 16 with a patrone is loaded into the main body base 13 from the rear side in the dark room, and the rear cover 1 is mounted.
5 is assembled. Then, the dry battery 16 is loaded, and the unit main body 3 is completed. The unit main body 3 is subjected to the inspection of the shutter mechanism and the inspection of film winding, and the passable unit main body 3 is covered with the paper box 4 to form the film unit 2 with the lens.

As shown in FIG. 2, the completed film unit 2 is stored in a moisture-proof bag for shielding light and moisture, and is sold.
Is pressed, the shutter is released, and the film is wasted. In order to prevent this, the shutter button 6 is pressed while the main switch 7 is set to the “OFF” side in FIG. In this state, as shown in FIG. 8, since the cam portion 7b of the main switch 7 pushes the inclined surface 80a of the first contact piece 80 to the back side, the motor 5
Circuit 6 is opened to prevent rotation.

The user who has purchased the film unit 2 removes the film unit 2 from the moisture-proof bag and slides the main switch 7 to the "ON" side in accordance with the description on the moisture-proof bag and the outer cover. Then, as shown in FIG. 8, the pressing of the first contact piece 80 from the cam portion 7b is released, and the first contact piece 80 returns to the front side by its own elasticity. And the third
It comes into contact with the contact piece 82. Thereby, the circuit is closed and the rotation of the motor 56 is started.

As shown in FIG. 1, the rotating shaft 5 of the motor 56
The drive gear 62 attached to 6a is rotated clockwise, and this rotation is transmitted to the hoist gear 69 by the gear train 68, and the hoist gear 69 is rotated counterclockwise. Due to the rotation of the hoisting gear 69, the spool 16e (see FIG. 3) of the cartridge 16a meshed with the tooth row 69a is also rotated counterclockwise. By rotating the spool 16e, the film 16b is wound up into the cartridge 16a.
At this time, the driven sprocket 38 shown in FIG.
6b is rotated counterclockwise by meshing with the perforation 16d. Note that, as shown in FIG.
While the is rotating, the flash unit 50 is not charged even if the flash charging switch 11 is pressed,
There is no delay in winding the film due to the voltage drop.

The rotation of the driven sprocket 38 causes the rotating member 37 attached to the driven sprocket 38 to rotate in the same direction. Due to the rotation of the rotation member 37, one end 31b abutting on the shutter charge cam 37b is pushed,
The shutter drive lever 31 is rotated clockwise against the bias of the spring 34. And the claw portion 35 of the locking lever 35
The rotation of the driven sprocket 38 is locked via the rotating member 37 by the b entering the groove 37e of the stopping cam 37a. At this time, since the locking lever 35 is slightly rotated clockwise, the locking lever 35 and the shutter driving lever 31 are engaged, and the shutter is charged.

As shown in FIG. 1, when the locking lever 35 is rotated clockwise, the engagement portion 35d of the locking lever 35 is rotated.
Are meshed with the gear 70b, and the rotation of the gear train 68 is braked. At the same time, as shown in FIG.
The fifth pin 35 e presses the first contact piece 80 to the rear side and comes into contact with the distal end portion 81 a of the second contact piece 81. This allows
The power supply to the motor 56 is stopped, and the rotation is stopped. However, although the motor 56 slightly rotates due to inertia even when the supply of power is stopped, as shown in FIG. 7, the motor mounting portion 63 and the gear portion 64 mounted on the rotating shaft 56a of the motor 56 are connected to each other. Because it will be slipped
There is no extra winding of the film and no gear jumps.

The user operates the finder eyepiece window 9b (FIG. 3).
See) to confirm the subject and determine the composition. At this time, if the brightness of the subject is low, the flash unit 50 is charged by pressing the flash charging switch 11. When the shutter button 6 is depressed after charging, as shown in FIG. 8, the shutter button 6 is pushed down around the connecting portion 6a, and the release link 90 is moved rightward in the figure while slightly rotating by the bearing 90a. . By moving to the release link 90, the projection piece 89 becomes a vertical piece 35 a of the locking lever 35.
To rotate the locking lever 35 counterclockwise.

When the locking lever 35 is rotated in the counterclockwise direction, the engagement between the protrusion 35c of the locking lever 35 and the rising piece 31c of the shutter driving lever 31 is released, as shown in FIG. The shutter drive lever 31 is rotated counterclockwise by the bias of the spring 34. At this time, the kicking arm 31d kicks the shutter blade 40, and the shutter blade 40 rotates against the bias of the spring 43, and the exposure opening 27
To release. Thus, the subject light that has passed through the photographing lens 10 reaches the film 16b, and exposure is performed.

At the same time, the locking lever 35 in FIG.
Is rotated counterclockwise, the pressing of the first contact piece 80 by the pin 35e is released. Accordingly, the first contact piece 80 returns to the original position due to its own elasticity, and thus moves to the third contact piece 82 side. However, while the shutter button 6 is pressed, the release link 90
Since the cam portion 87 presses the slope 80a of the first contact piece 80, the first contact piece 80 and the third contact piece 82 do not come into contact with each other.
The motor 56 is not rotated.

After that, when the shutter button 6 is released, the first contact piece 80 returns to the third contact piece 82 side.
The first contact piece 80 and the third contact piece 82 come into contact with each other. Motor 5
6, the film is wound up by the rotation of the motor 56, and the shutter is charged and the film is stopped, as described above.

When the photographing is performed as described above and the photographing of all the frames of the film is completed, the entire film 16b is wound up into the cartridge 16a, and the motor 56 is continuously rotated. After confirming this, the user slides the main switch 7 to the “OFF” side to turn off the power, and hands over the film unit 2 to the developing dealer to request simultaneous printing. At the developing dealer, a part of the paper box 4 is torn, the cover 15a is opened, and the cartridge 16a is taken out.

The film unit 2 from which the cartridge 16a has been taken out is collected by a manufacturer. In the recovered film unit 2, the paper box 4 is peeled off and the front cover 14 is removed by the disassembly line. And the main body base 1
From 3, the strobe unit 50 and the exposure unit 25 are removed. The strobe unit 50 has a motor 56
Also, the number of removal steps can be reduced.

The removed exposure unit 25 and strobe unit 50 are transported to their respective function inspection lines. In the strobe unit 50, the presence or absence of a failure of the motor 56 is checked in addition to the strobe function inspection. If the motor 56 is out of order, the motor 5
6 is removed and a new motor 56 is mounted. If the strobe unit 50 is out of order and the strobe unit 50 is out of order, the motor 56 is removed and attached to a new strobe unit 50.

The exposure unit 25 and the strobe unit 50 that have passed the function test are transported to an assembly line. Then, the unit main body 13 is assembled again, the front cover 14 is covered, and the unit main body 3 is formed through film loading and mounting of the rear cover 15. Thereafter, loading of the battery 57 and packaging of the outer cover 4 are performed, and the film unit 2 is completed.

In the above embodiment, the opening is formed at the center of the strobe unit so as not to hinder the photographing. However, the notch 111 may be provided on the substrate 51 as shown in FIG.

[0051]

As described above, in the film unit with a lens according to the present invention, the rotating shaft of the motor that winds up the photographed film in conjunction with the shutter release is provided between the light-shielding cylinder and the cartridge housing chamber. Is arranged to drive the spool via a gear train that transmits the rotation of the lens to the cartridge of the cartridge at a reduced speed, so that the motor can be built in without increasing the size of the film unit with the lens. Further, by incorporating the motor, even if a slight impact or vibration is applied, the motor does not move and does not hinder the film winding.

Further, the motor is integrally mounted on the back surface of the substrate of the strobe unit arranged on the front surface of the base of the main body, and the substrate has a length extending over both sides of the lens while avoiding the taking lens unit. Since the motor is provided on one side and the strobe light emitting section on the other side with the lens portion as the center, the strobe unit and the motor can be reused as one unit during recycling, and the recyclability is improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which an exposure unit and a strobe unit are removed from a base of a main body.

FIG. 2 is a perspective view showing the appearance of a film unit with a lens according to the present invention.

FIG. 3 is an exploded perspective view showing a configuration of a unit main body.

FIG. 4 is a sectional view of a main part of the unit main body.

FIG. 5 is an exploded perspective view illustrating a configuration of an exposure unit.

FIG. 6 is a perspective view illustrating a method of attaching a motor to a strobe unit.

FIG. 7 is a sectional view of a main part showing a configuration of a drive gear.

FIG. 8 is a perspective view showing a configuration of a release mechanism.

FIG. 9 is a perspective view showing the appearance of a strobe unit according to another embodiment.

[Explanation of symbols]

 2 Film unit with lens 7 Main switch 13 Main body base 16 Film with patrone 20 Shade tube 21 Patrone storage room 22 Film roll room 50 Strobe unit 51 Substrate 52 Opening 56 Motor 68 Gear train

Continuation of the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) G03B 17/04 G03B 17/00 G03C 3/00 575

Claims (3)

(57) [Claims] 1. A clamping-free one light-shielding tube for forming a photographing optical path
Is provided with a shutter button and a patrone storage chamber for storing a patrone for winding a film that has been photographed, and an unexposed film is stored on the other side of the light-shielding tube.
In the film unit with a lens provided with a film roll chamber to be set , the patrone is provided between the light shielding cylinder and the patrone storage chamber .
Roll up the photo film that has already been taken
A motor that performs charging, and install the motor near this motor.
Motor rotation is reduced and transmitted to the patrone spool.
Gear train and shutter release by operating the shutter button
The motor rotates in conjunction with the
After the winding of the length is completed, stop the rotation of the motor.
Film unit, characterized by comprising a switch that. 2. A device having a substrate provided with a strobe circuit.
Flash unit is incorporated, according to claim 1, characterized in that mounted integrally with the <br/> motor on the rear surface of the substrate
The described film unit with lens. 3. The substrate has a length that straddles both sides of the lens, avoiding the taking lens unit. A motor is attached to one of the substrates with the lens unit as a center, and a strobe light emitting unit is provided to the other. 3. The film unit with a lens according to claim 2, wherein: