JP2001281811A - Reusing method for film unit with lens - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a reusing method for a film unit with a lens by which a film unit with a lens can be efficiently reused by deciding whether or not a date unit used once should be reused in a simple stage. SOLUTION: In this reusing method for the film unit with a lens incorporating the date unit 61, a front cover to cover over the front surface of a unit main body to which the unit 61 is attached is detached, next the unit 61 is detached from the unit main body, and the display of the detached unit 61 is confirmed to decide whether the display of a display part is normally performed, then the reused unit 61 decided as a non-defective is positioned and attached to the unit main body to which a shutter device is attached.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of reusing a film unit with a lens, and more particularly to a method of reusing a film unit with a lens having a date unit for imprinting date data such as date on a film.

[0002]

2. Description of the Related Art Conventionally, a film unit with a lens, which is convenient for taking a picture simply, has been widely used. The film unit with a lens has a taking lens and a shutter device, and a film is previously loaded in a film unit body with a lens. Further, a lens-equipped film unit equipped with a strobe device and a date unit for imprinting date data such as date on a film has been proposed.

[0003]

The above-described film unit with a lens is to be recovered for photographic development when the pre-loaded film is completely photographed, and is used for a relatively short period of time. There are many.

Accordingly, most of the functions of the date unit incorporated in the lens-fitted film unit main body can sufficiently withstand reuse at the time of collection, and the efficiency of the date unit is reduced from the viewpoint of resource saving. Is a place where a realistic reuse is desired.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and determines whether or not a date unit once used is suitable for reuse in a simple process, and reuses a film unit with a lens that enables efficient reuse. It provides a method.

[0006]

According to the first aspect of the present invention,
In a method of reusing a film unit with a lens incorporating a date unit, a front cover removing step of removing a front cover covering a front surface of a unit body to which the date unit is attached, a date unit removing step of removing a date unit from the unit body, Checking the display of the date unit, a display determining step of determining whether the display of the display unit is performed normally, and a date unit determined to be non-defective in the display determining step, a shutter device is attached. And a mounting step of positioning and mounting the unit with respect to the unit main body.

According to a second aspect of the present invention, in the method for reusing a film unit with a lens according to the first aspect, the unit main body to which the shutter device is attached is:
The date unit is different from the unit body to which the date unit is attached.

According to a third aspect of the present invention, in the reuse method of the first aspect, the shutter blades of the shutter device are opened in a state where light is applied from the front of the unit body after the attaching step. And a second display confirmation step of confirming a display state of the display unit of the date unit.

According to a fourth aspect of the present invention, in the method for reusing the lens-equipped film unit according to the first aspect, the setting data is date and time data which is different from the date and time when setting. It is characterized by the date and time.

According to a fifth aspect of the present invention, in the reuse method of the first aspect, the holding means for holding the date unit is grounded in the attaching step. It is.

According to a sixth aspect of the present invention, in the reuse method of the lens-fitted film unit according to the first aspect, the date unit determined as non-defective in the display determination step is:
It is characterized by being held by a conductive holding member.

According to a seventh aspect of the present invention, in the method for reusing the lens-fitted film unit according to the first aspect, the unit body to which the date unit is attached in the attaching step is transported by a conductive belt. Is what you do.

According to an eighth aspect of the present invention, there is provided a method of reusing a film unit with a lens having a built-in date unit, wherein a front cover removing step of removing a front cover for covering a front surface of a unit body attached to the date unit is provided. A date unit removing step of removing the date unit, a reset step of resetting the date unit data, and a date unit for determining data for displaying all segments constituting the display unit as data to be displayed on the display unit of the date unit. A data input step for inputting the display unit, a display determination step of checking whether or not the display of the display unit is correctly performed, and a date unit determined to be non-defective in the display determination step. The setting data input process of inputting the setting data Check the display of the display unit of the dating unit, a setting display determination step of determining whether the display of the display unit is normally performed, in the setting display determination step,
And a mounting step of positioning and attaching the date unit determined to be non-defective to the unit main body to which the shutter device is attached.

According to a ninth aspect of the present invention, in the reuse method of the lens-fitted film unit according to the eighth aspect, the resetting step is performed by replacing a battery of the date unit in a date unit removing step. It is assumed that.

According to a tenth aspect of the present invention, in the method for reusing a lens unit with a lens incorporating a date unit, a front cover removing step of removing a front cover covering a front surface of a unit body to which the date unit is attached; A date unit removing step of removing a date unit from the unit body, an attaching step of positioning and attaching the date unit to the unit body, a front cover attaching step of attaching a front cover to the unit body, and a date through a hole provided in the front cover. A setting data input step of electrically connecting a pin of a data input device to a terminal provided on the unit and inputting setting data to the date unit; and confirming a display on a display unit of the date unit, the setting data input step Based on the data entered in, Shown is characterized in that and a setting display determination step of determining whether successful.

According to an eleventh aspect of the present invention, in the method for reusing a film unit with a lens having a built-in date unit, a front cover removing step of removing a front cover covering a front surface of a unit body to which the date unit is attached, A date unit removing step of removing the date unit from the unit body, an attaching step of positioning and attaching the date unit to the unit body, a front cover attaching step of attaching a front cover to the unit body, and a hole provided in the front cover. As the data to be displayed on the date unit, the pins of the data inspection device are electrically connected to the terminals provided on the date unit,
A determination data input step of inputting determination data for displaying all the segments constituting the display unit, and checking the display of the display unit of the date unit to determine whether the display of the display unit is normally performed. A display determination step of determining,
A setting data input step of electrically connecting a bin of the data input device to a terminal provided on the date unit through a hole provided in the front cover, and inputting setting data to the date unit; A setting display determining step of checking the display and determining whether the display on the display unit is normally performed based on the data input in the setting data input step.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a lens-fitted film unit according to an embodiment of the present invention and a method for reusing the same will be described in detail with reference to the drawings.

(Embodiment 1) FIG. 1 is an exploded perspective view showing the configuration of a lens-equipped film unit incorporating a reuse date unit (details will be described later) according to Embodiment 1 of the present invention, and FIG. FIG. 3 is a longitudinal cross-sectional view of the film unit with the lens, and FIG. 4 is a state in which a unit body of the film unit with the lens is removed with a photographic lens and the like. FIG. 5 is a diagram showing a date imprinting optical system using the date unit of the film unit with the lens, FIG. 6 is a perspective view of a shutter unit, a date unit, and the like constituting the film unit with the lens, and FIG.
FIG. 8 is a plan view showing a main part of a release mechanism, a shutter charging mechanism, and a film counter mechanism constituting the film unit with the lens. FIG. 8 is a plan view showing main parts of the release mechanism and the shutter charging mechanism. 9 is a schematic explanatory view showing a configuration for performing a display confirmation process of the date unit, FIG. 10 is a partially enlarged view of the date unit, FIG.
1 is a flowchart for explaining a reuse method of the film unit with the lens.

As shown in FIGS. 1 to 3, a film unit 1 with a lens according to the first embodiment includes a unit body 3 in which an unexposed film 2 is previously incorporated and various photographing mechanisms are mounted. 3 has a front cover 4 for covering the unit body 3 from the front and a rear cover 5 for covering the unit body 3 from the back.

The unit body 3 includes a body base 3A, a shutter unit (shutter mechanism) 6, a strobe unit (strobe device) 7, a release mechanism 8, a shutter charging mechanism 9, a film winding mechanism 11, a film And a counter mechanism 12.

Film 2 incorporated in unit body 3
And a patrone chamber 16 in which the patrone 13 is arranged with a predetermined opening and a frame-shaped photographing frame 15 interposed therebetween, which is drawn out of the patrone 13 at the time of manufacture and is once wound around a spool 14 in an unexposed state. It is wound around a film roll chamber 17 provided on the opposite side.

At the time of photographing, the film 2 is wound around the cartridge 13 every time one frame is photographed. When the photographing of a predetermined number of frames is completed, all of the film 2 is stored in the patrone 13 in the patrone room 16.

The shutter unit 6 is composed of two photographing lenses 18a and 18b having a relatively bright F value, a metal plate having a thickness of about 0.4 mm, a shutter blade 21 for opening and closing, and a film. An opening 22a for transmitting a subject image formed on the surface has a shutter base plate 22 formed at the center.

The photographing lenses 18a and 18b are inserted into the photographing lens holding frame 28, and are held by the lens holder 29 engaging with the photographing lens holding frame 28.

The shutter blade 21 is fitted on a rotating shaft 22b provided upright on the shutter base plate 22, and rotates.

A forked portion 21b is provided at the tip of the shutter blade 21.
The shutter drive pin 23a at the tip of the shutter lever 23 is engaged, and at the time of shutter release, a triangular kicking portion 33a provided on the charge lever 33 is operated by the shutter lever 23 as described later. 23 rising part 2
3b, the shutter lever 23 rapidly rotates clockwise against the pulling force of a shutter spring (not shown), and then rotates counterclockwise by the pulling force of the shutter spring. Shooting lens 18
The light beams from a and 18b are opened and closed (see FIGS. 7 and 8).

The strobe unit 7 includes an operation member 25
Is turned on or off by manually operating. The operation member 25 is superimposed on the strobe unit 7 and, by further attaching the front cover 4, is held together with the strobe unit 7 and can slide freely in the left-right direction.

On the printed circuit board 26 of the strobe unit 7, a main switch 27 for turning on the power of the strobe circuit and activating the strobe circuit is arranged. The main switch 27 is formed from a conductive metal plate, and has a forked portion at the end. Then, as shown in FIG. 2, the rib 25b provided on the back surface of the operation member 25
When the main switch 27 is pressed, the forked portion at the tip of the main switch 27 comes into contact with the two conductive patterns provided on the printed circuit board 26, and power is supplied from the battery (power supply) 30 to turn on the strobe circuit. Become.

That is, when the operating member 25 is slid to the left as shown in FIG. 4, the main switch 27 is turned off, and when the operating member 25 is slid to the right, the main switch 27 is turned off. Turns on.

As shown in FIGS. 1, 4, 5, 7, and 8, the release mechanism 8 and the shutter charging mechanism 9
It has a shutter release plate 31, a regulating member 32 having a two-stage cam, a charge lever 33 rotatably fitted to a charge lever shaft, a cam stopper 34, and a winding stopper 35.

The shutter release plate 31 is disposed above a counter member 41, which will be described later, and is pressed by the shutter release plate 31 and a film counter window 31.
2, the pressed portion 31 protruding from the back side of the pressed portion 311
And a release pin (not shown) which is operated by hitting the hoisting stopper 35 by pressing 1.

The regulating member 32 has a cam 321 having a groove 321a which is fitted with the projection 34a of the cam stopper 34.
A fan-shaped cam 322 arranged at the lower portion on the opposite side of the groove portion 321a and having the same diameter as the cam 321;
One-tooth gear 323 provided with a V-groove that meshes with the twelve teeth
And is coaxial with a sprocket gear (not shown) that rotates via the film 2 with the rotation of the winding knob 36.

The charge lever 33 is urged counterclockwise by a charge lever spring 37.

The cam stopper 34 is urged by a charge lever spring 37 to rotate clockwise with respect to the charge lever 33.

When charging is completed, the cam stopper 3
The fourth protrusion 34a is fitted into the groove 321a of the regulating member 32.

When the winding is completed, the V-shaped projection 35a at the end of the winding stopper 35 biases the winding stopper spring 38 clockwise to raise the winding knob 36.
Of the ratchet gear 36a, thereby preventing the hoisting knob 36 from rotating in the counterclockwise direction.

At the time of release, when the pressed portion 311 is pressed, the tip of the release pin contacts the hoisting stopper 35, and the hoisting stopper 35 rotates counterclockwise against the spring force of the hoisting stopper spring 38, so that the charge lever 33 is rotated.
The edge of the arm part is disengaged, the charge lever 33 and the cam stopper 34 rotate counterclockwise by the spring force of the charge lever spring 37, and the triangular kicking portion 33a provided on the charge lever 33 is moved by the shutter lever. 23
, The shutter blade 21 is driven. By this rotation, the protruding portion 34a of the cam stopper 34 comes off the groove 321a of the regulating member 32.

[0038] The film counter mechanism 12
Has a counter member 41 which rotates in synchronization with the winding of the film 2 and indicates the number of photographable frames of the film 2.

The counter member 41 is, as shown in FIG.
A disc-shaped index plate 411 on the surface of which characters corresponding to the number of images are displayed, and an index plate gear 41 having teeth formed on the outer periphery
2, the shaft 413 and the protrusion 414 are integrally formed.

The counter member 41 includes a V-shaped groove of the one-tooth gear 323 of the regulating member 32 which rotates during winding and the index plate gear 4.
Twelve teeth mesh with each other to rotate by one frame.

Further, the film unit with a lens according to the first embodiment is provided with a date imprinting mechanism for imprinting date data including the date on the film 2.
That is, as shown in FIGS. 2, 3, 5, and 6, the date imprinting mechanism includes a light-transmitting light-collecting member 51 attached so as to penetrate the front cover 4 and a photographing lens holding frame 28.
Using a liquid crystal detachably attached as shown in FIG.
A date unit 61 having a date display section 62 for displaying date data of the date, and a date imaging lens 52 attached to a corner of the photographing frame 15 via a lens holding member 53 provided on the shutter base plate 22. An optical system for imprinting the date on the date display section 62 at a predetermined position on the film 2 is formed.

As shown in FIG. 6, the date unit 61 has test terminals 61a, 61b and 61c for checking the operation and for inputting date data at the edge.

The date unit 61 can insert a date battery 63 from the front side in the figure, and has a date circuit 65 with a calendar function for displaying date data on a date display section 62. Have.

The inner end face of the light condensing member 51 contacts or approaches the date display section 62.

The shutter base plate 22 and the photographing lens holding frame 28 are provided with openings 22 c and 28 c at positions corresponding to the date display 62, respectively.
An optical path between the second imaging lens 52 and the date imaging lens 52 is secured.

The date blade 21c is made to protrude integrally with the shutter blade 21, and the date display portion 62 and the date imaging lens 52 are rotated by the date blade 21c in conjunction with the opening / closing operation of the shutter blade 21. The optical path between them is released or blocked.

As shown in FIG. 6, the photographic lens holding frame 28 is provided with a pair of positioning projections 28d and 28e vertically arranged with the opening 28c interposed therebetween. A positioning groove 61d and a positioning hole 61e are provided at positions corresponding to the protrusions 28d and 28e.

The positioning groove 61d of the date unit 61 is engaged with the positioning protrusion 28d, and the positioning hole 61e is fitted into the positioning protrusion 28e.
The date unit 61 is attached to the taking lens holding frame 28 while being positioned, and the date display unit 62 faces the opening 28c in this state.

Next, a method of reusing the film unit with lens 1 having the above-described configuration will be described with reference to FIG.
This will be described with reference to FIG.

As shown in FIG. 11, the date unit 61
After the film unit 1 with the lens in which the lens is incorporated is collected by the end of photographing, a label (not shown) attached to, for example, the rear cover 5 of the film unit 1 with the lens is peeled off, and then the front cover 4 is removed. Remove from the unit body 3.

Next, the date unit 61 is removed from the unit body 3. This removal is performed by the date unit 61
The position of the positioning hole 61e is
From the positioning projection 28e, and the positioning groove 61d.
Is removed from the positioning projection 28d.

Next, the date of manufacture is confirmed by looking at the date of manufacture column 61f of the detached date unit 61, and it is determined that the date unit 61 can be reused.

Next, the date battery 63 is replaced with a new date battery 63 for the date unit 61 determined to be reusable.

As a result, the power supply to the date circuit 65 of the date unit 61 is temporarily cut off,
After resetting the operation of the battery 5, the new dating battery 63
Power supply is started. Thus, the resetting process of the date circuit 65 can also be performed by the replacing process of the date battery 63, and the reuse process can be simplified.

When the date of use of the date battery 63 can be confirmed at the same time as the date of manufacture, and the life of the date battery 63 is sufficiently longer than the expiration date of the film unit with a lens newly manufactured. Alternatively, the battery may be used without replacement. In this case, a reset signal is input to the date unit 61 to perform reset.

Next, while being held by a conductive holding member in order to prevent electrostatic charging, the terminals 61a and 61 shown in FIG.
Pins 1b and 61c are inspection members of the inspection device 80.
The data input inspection device 80 checks whether the date circuit 65 is operating properly by applying 1, 82, and 83.

Next, the pin 8 of the data input inspection device 80
In the state where 1, 82, and 83 are applied to the terminals 61a, 61b, and 61c, determination data (for example, 88 having a seven-segment configuration of 88) in which all the segments constituting the date display unit 62 are displayed (transmitted) as check data. 88
88), and a garbled test is performed on the date display unit 62 to determine whether the date display unit 62 is correctly displayed (pass / fail judgment).

Next, the date unit 6 determined to be non-defective
1 again, the pins 81 of the data input inspection device 80,
With the terminals 82 and 83 applied to the terminals 61a, 61b and 61c, setting data, for example, April 1, 2000
Numerical data of “04.4.1” meaning the day is input. This numeric data is sent from the terminal 61c to the date circuit 65, whereby the date display unit 62
0.4.1 as shown in 0 (B) is displayed.

In this case, the date of the destination (exporting country) of the film unit with the lens is considered as the setting data, and the date is different from the above-mentioned numerical data representing the date at the time of data input at the manufacturing location. By inputting the date, a film unit with a lens for each destination country can be obtained.

Next, the display data of the date display section 62 is confirmed by the operator's visual recognition work, and the date unit 61 determined to be non-defective is stored in a conductive tray (not shown) to suppress generation of static electricity.

Next, a film winding mechanism 11, a shutter unit 6, a film counter mechanism 12, a release mechanism 8, and a shutter charge are applied to a new unit body 3 different from the unit body 3 from which the date unit 61 is removed. The mechanism 9 and the like are attached, and the strobe unit 7 is further attached.

Next, although not shown, the date unit 61 stored in a conductive tray (not shown) is attached to the unit body 3 while being held by a holding member grounded to prevent electrostatic charging.

That is, as shown in FIG. 6, the positioning groove 61d of the date unit 61 is engaged with the positioning projection 28d, and the positioning hole 61e is fitted into the positioning projection 28e, so that the date unit 61 is photographed. It is attached to the lens holding frame 28 while being positioned.

Next, the unit main body 3 to which the date unit 61 is attached is conveyed by a conductive belt to prevent electrostatic charging and is moved to the next step, and the front cover 4 is attached to the unit main body 3. Execute the process.

Next, the display data of the date display section 62 of the date unit 61 is checked (the pass / fail judgment is made) at the same time as the inspection of the shutter blades 21 of the shutter unit 6 using the function inspection device 71 shown in FIG. .

The function inspection device 71 includes a light source (light emitting means) 72 and a lens 73 disposed in front of the unit main body 3 so as to face the photographing lenses 18a and 18b.
The optical sensor (light receiving means) 74 including a photodiode and the like, which is disposed in the extension of the optical axis X of the photographing lenses 18a and 18b, and a shutter speed measuring unit 75, and a CCD facing the date image forming lens 52 And the like, and a date detection display unit 77 connected to the image sensor 76.

Then, the shutter blades 21 of the shutter unit 6 are opened and closed, and the light from the light source 52 at this time is received by the optical sensor 74 through the lens 73 and the photographing lenses 18a and 18b. Part 7
5 to measure the shutter speed of the shutter blade 21.

At the same time, as the shutter blade 21 opens and closes, the date blade portion 21c opens and closes the optical path between the date display portion 62 and the date imaging lens 52.
Utilizing the incidence of the light of the light collecting member 51 on the date display unit 62 when the date blade 21 c is opened, the light flux from the date display unit 62 is transmitted to the image sensor 76 via the date imaging lens 52. The date detection display unit 77 causes the image data detected by the image sensor 76 to be displayed, and the display data on the date display unit 62 is confirmed (whether the quality is good or bad).

In this case, for example, the display data of the date display section 62 is compared with reference information (eg, numerical display data of 7 segments) to confirm the display data.

The image data from the image sensor 76 may be image-processed and automatically compared with the reference data.

Next, loading of the film 2 into the unit main body 3, mounting of the battery 30 to the strobe unit 7, and mounting of the rear cover 5 to the unit main body 3 are performed.

As described above, according to the first embodiment, the reset of the operation of the date unit 61 incorporated in the photographed film unit with lens, the confirmation of the display function of the date display unit 62, the date display unit A new film with a lens incorporating a reused date unit 61 capable of recording accurate date data by checking the setting data to be displayed at 62 before and after the attachment of the front cover 4 twice. The unit can be manufactured efficiently.

Further, according to the first embodiment, during the manufacturing process, the charging of static electricity to the reused date unit 61 is reliably prevented, and the date display section 62 of the date unit 61 caused by the static electricity is displayed on the date display unit 62 in error. Operation can be prevented.

(Embodiment 2) FIG. 12 is a flowchart for explaining a method of reusing a film unit with a lens according to Embodiment 2 of the present invention.

In the second embodiment, the order of the reuse process is substantially the same as that in the first embodiment, but the date unit 61 to be reused is added to the new unit body 3 incorporated up to the date unit 61. After confirming the display data of the date display section 62 (determining the quality), the front cover 4 is attached.

In this case, the display data on the date display section 62 is checked at the same time as the inspection of the shutter blades 21 of the shutter unit 6 as in the first embodiment, and the date display section before the front cover 4 is attached. It can also be performed by visually recognizing a portion 62 on the front cover side.

When visually recognizing the portion of the date display portion 62 on the front cover side, the shutter blade 21 and the date blade portion 21c are kept closed, so that a color having a high light reflectance is used as the date blade portion 21c. It is preferable to add the symbol in order to improve the visibility of the date display unit 62. Other manufacturing steps are the same as those in the first embodiment.

According to the second embodiment, the operation of the date unit 61 to be reused is reset, and the date display section 6 is reset.
2. Confirmation of the display function 2 and confirmation of the setting data to be displayed on the date display section 62 twice before attaching the front cover 4 to the date unit 61 on which accurate date data is recorded. A film unit with a lens incorporated therein can be manufactured efficiently.

(Embodiment 3) FIG. 13 is a flowchart for explaining a method of reusing a lens-fitted film unit according to Embodiment 3 of the present invention.

In the third embodiment, the check data input, the garbled check, and the setting data input performed before the date unit 81 is attached to the unit main body 3 in the first embodiment are performed. And after the front cover 4 is attached to the unit main body 3.

More specifically, the steps up to the resetting step by replacing the date battery 63 are performed in the same manner as in the first embodiment. Thereafter, the date unit 61 is temporarily stored in the conductive tray,
The shutter unit 6, the strobe unit 7, and the date unit 61 are attached to the unit body 3, and the front cover 4 is attached.

Next, the pins 81, 82, 83 of the data input inspection device 80 are connected via pin insertion holes provided in portions corresponding to the front surfaces of the terminals 61a, 61b, 61c of the date unit 61 of the front cover 4. Then, the operation of the date circuit 65 is confirmed. Next, after inputting the same check data as in the first embodiment, the shutter blade 21 is opened and closed, and the date blade 21c is opened. Then, the garbled inspection of the date display unit 62 is performed, and numerical data which is the setting data is input again from the data input inspection device 80 as to the above-described shutter blades for those determined to be non-defective. 21
The date blade 21c is opened with the opening / closing of, and the display data of the date display unit 62 is checked (good / bad judgment) in the function test 71.

Next, the film 2 is loaded into the unit main body 3, the battery 30 is mounted on the strobe unit 7, the rear cover 5 is mounted on the unit main body 3, and the pin insertion hole of the front cover 4 is inserted into the decorative label. Cover with.

As described above, according to the third embodiment, the front cover 4 is attached to the unit body 3, and the date unit 61 attached to the unit body 3 is securely held by the front cover 4. Enter check data,
Since garbled inspection and setting data input are performed,
Each inspection can be performed even when the posture of the unit body 3 at the time of inspection is the same as that of the case where the lens optical axis is horizontal, and the degree of freedom of the manufacturing process can be increased.

According to the third embodiment as well, date unit 61 capable of recording date data of accurate date is also provided.
The lens-equipped film unit in which is incorporated can be efficiently reproduced, which is effective from the viewpoint of resource saving.

[0086]

According to the first aspect of the present invention, it is possible to provide a reuse method capable of obtaining a reused film unit with a lens incorporating a date unit in which the accuracy of date data is ensured.

According to the second aspect of the present invention, it is possible to provide a reuse method capable of obtaining another film unit with a lens that is reused and incorporates a date unit in which the accuracy of date data is ensured.

According to the third aspect of the present invention, a second display confirmation step of confirming the display of the setting data to be displayed on the date display section by releasing the shutter blades of the shutter device is also included. It is possible to provide a method of reusing a lens-equipped film unit that can ensure strictness of display confirmation of setting data to be performed.

According to the fourth aspect of the present invention, it is possible to provide a method of manufacturing a lens-fitted film unit capable of displaying dates corresponding to dates of different destination countries.

According to the fifth to seventh aspects of the present invention, it is possible to provide a method of reusing a film unit with a lens which can prevent the date unit from being charged during the reusing process and can avoid malfunction.

According to the eighth aspect of the present invention, the operation of the date unit to be reused is confirmed and the setting data to be displayed on the date display unit is confirmed, so that the accuracy of the date data can be ensured. Can be provided.

According to the ninth aspect of the present invention, it is possible to provide a method of reusing a film unit with a lens which can also serve as a resetting step of a date circuit by replacing a date battery, thereby simplifying a reuse step. it can.

According to the tenth aspect of the present invention, the setting data of the date unit to be reused is input, the display of the display unit is confirmed based on the setting data, and the accuracy of the date data can be ensured. Can be provided.

According to the eleventh aspect of the present invention, it is possible to efficiently reproduce a film unit with a lens incorporating a date unit 61 capable of recording date data of an accurate date and time, which is effective from the viewpoint of resource saving. A method for reusing a film unit with a lens can be provided.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a configuration of a film unit with a lens according to Embodiment 1 of the present invention.

FIG. 2 is a cross-sectional view of the film unit with the lens as viewed from a lower surface side.

FIG. 3 is a longitudinal sectional view of the film unit with the lens.

FIG. 4 is a front view showing a unit main body constituting the film unit with the lens with a taking lens and the like removed.

FIG. 5 is a diagram showing a date imprinting optical system using a date unit of the film unit with the lens.

FIG. 6 is a perspective view of a shutter unit, a date unit, and the like constituting the film unit with the lens.

FIG. 7 is a plan view showing a configuration of a main part of a release mechanism, a shutter charging mechanism, and a film counter mechanism which constitute the unit main body.

FIG. 8 is a plan view showing a configuration of a main part of the release mechanism and a shutter charging mechanism.

FIG. 9 is a schematic explanatory view showing a configuration for performing a display confirmation step of a date unit of the film unit with the lens.

FIG. 10 is a partially enlarged view showing a segment configuration (A) and a date (B) of a date unit of the film unit with the lens.

FIG. 11 is a flowchart illustrating a reuse method according to the first embodiment of the film unit with the lens.

FIG. 12 is a second embodiment of a film unit with a lens.
6 is a flowchart for explaining a reuse method of FIG.

FIG. 13 is a third embodiment of a film unit with a lens.
6 is a flowchart for explaining a reuse method of FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Film unit with a lens 2 Film 3 Unit main body 4 Front cover 5 Rear cover 6 Shutter unit 7 Strobe unit 8 Release mechanism 9 Shutter charging mechanism 11 Film winding mechanism 13 Patrone 14 Spool 15 Photo frame 16 Patrone room 17 Film roll room 21 Shutter Blade 21c Date blade portion 25 Operation member 30 Battery 51 Light focusing member 52 Date imaging lens 53 Lens holding member 61 Date unit 61a, 61b Terminal 61c Terminal 61f Manufacturing date display column 62 Date display unit 63 Date battery 65 Date Circuit 71 Function inspection device 72 Light source 73 Lens 74 Optical sensor 75 Shutter speed detection unit 76 Image sensor 77 Date detection display unit

Claims (11)

[Claims] 1. A method of reusing a film unit with a lens incorporating a date unit, comprising: a front cover removing step of removing a front cover covering a front surface of a unit body to which the date unit is attached; and a date for removing the date unit from the unit body. A unit removing step, a display determining step of checking the display of the date unit, and determining whether or not the display on the display unit is normally performed; and shuttering the date unit determined to be non-defective in the display determining step. And a mounting step of positioning and mounting the unit with respect to a unit main body to which the apparatus is mounted. 2. The unit body to which the shutter device is attached is different from the unit body to which the date unit is attached.
How to reuse the described film unit with lens. 3. A second display confirming step of opening the shutter blades of the shutter device in a state where light is applied from the front of the unit main body and confirming a display state of the display unit of the date unit after the attaching step. The method for reusing a film unit with a lens according to claim 1, further comprising: 4. The reuse of the lens-equipped film unit according to claim 1, wherein the setting data is year, month, day, hour and minute data, and is different from year, month, day, hour, and minute at the time of setting. Method. 5. The method according to claim 1, wherein the holding means for holding the date unit is grounded in the attaching step. 6. The method according to claim 1, wherein the date unit determined to be non-defective in the display determination step is held by a conductive holding member. 7. The method according to claim 1, wherein the unit body to which the date unit is attached in the attaching step is transported by a conductive belt. 8. A method of reusing a film unit with a lens having a built-in date unit, comprising: a front cover removing step of removing a front cover covering a front surface of the date unit or a unit body attached thereto; and a date for removing the date unit from the unit body. A unit removing step, a resetting step of resetting the date unit data, and a data for displaying on the display unit of the date unit, a determination data for displaying all the segments constituting the display unit in a display state are inputted to the date unit for the determination. A data input step, a display determination step of checking the display of the display unit and determining whether the display of the display unit is correctly performed, and setting data to the date unit determined to be non-defective in the display determination step. Inputting setting data, and Setting display determining step of checking whether the display of the display unit is normally performed by checking the display of the display unit of the display unit, and setting the date unit determined to be non-defective in the setting display determining step to a shutter device. And a mounting step of positioning and mounting the lens unit with respect to the unit body to which the lens unit is mounted. 9. The method according to claim 8, wherein the resetting step is performed by replacing a battery of the date unit in a date unit removing step. 10. A method for reusing a film unit with a lens having a built-in date unit, comprising: a front cover removing step of removing a front cover covering a front surface of a unit body to which the date unit is attached; and a date for removing the date unit from the unit body. Removing the unit, mounting the date unit relative to the unit body, mounting the front cover to the unit body, attaching the front cover to the unit body, and attaching the date cover to the terminal provided on the date unit through the hole provided in the front cover. Electrically connecting the pins of the data input device, setting data inputting step of inputting setting data to the date unit, and confirming the display on the display unit of the date unit, and changing the data input in the setting data inputting step. Display on the display unit And a setting display determination step of determining whether or not the film unit with a lens is used. 11. A method for reusing a film unit with a lens having a built-in date unit, comprising: a front cover removing step of removing a front cover covering a front surface of a unit body to which the date unit is attached; and a date for removing the date unit from the unit. A unit removing step, an attaching step of positioning and attaching the date unit to the unit body, a front cover attaching step of attaching a front cover to the unit body, and a terminal provided on the date unit through a hole provided in the front cover. A data input step for electrically connecting the pins of the data inspection device and inputting data for displaying all the segments constituting the display unit as display data as data to be displayed on the date unit; and Check the display on the display section of A display judging step of judging whether or not the display of the display section is normally performed; and electrically connecting a bin of the data input device to a terminal provided on the date unit through a hole provided in the front cover, A setting data inputting step of inputting setting data to the unit, and confirming a display on the display unit of the date unit, based on the data input in the setting data inputting step, whether or not the display of the display unit is normally performed. And a setting display determining step of determining a film unit.