JP2000147618A - Stroboscopic device and its production - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a stroboscopic device for a film unit with a lens suitable in assemblability and for mass production. SOLUTION: This device has a light-emitting part equipped with a stroboscope holding body 31, which has an aperture part on a front surface side and is provided with a housing part inside and where electrode receiving groove parts 31g whose front surface side is opened are formed at both side wall parts, a reflector 32 equipped with a reflection surface 32a for reflecting strobe light, a slit groove 32e and an electrode exposing aperture part 32b, and housed in the housing part 31b from the front surface side of the holding body 31, a light- emitting tube 33 equipped with an electrode bar 33a, attached in the housing part 31a of the holding body 31 from the front surface side of the reflector 32 in a state where the electrode bar 33a faces to the aperture part 32b through the groove 32e and engaging the electrode bar 33a with the electrode receiving part 31g, and a transmission window part 35 attached to the aperture part 31a of the holding body 31 in a state where it covers the front of the tube 33.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a strobe device particularly suitable for a film unit with a lens, and a method of manufacturing the strobe device.

[0002]

2. Description of the Related Art A lens-equipped film unit equipped with a strobe device has been conventionally put into practical use. FIG. 14 shows a schematic configuration of a strobe device of such a film unit with a lens.

[0003] The light emitting portion of the conventional strobe device shown in FIG. 14 has an opening on the front side, a storage portion provided therein, and a strobe holding member 101 provided with an insertion hole 101a in a side wall, and a strobe light is transmitted forward. A reflecting umbrella 102 having a reflecting surface for reflecting light toward the illuminating light, and a hole 103 for inserting an arc tube 105 having an electrode 105a in a side piece, And a transmission window 104 made of a transparent material that transmits strobe light and is attached so as to cover the camera.

[0004] The method of manufacturing this strobe device includes a reflector 1
02 is housed in the strobe holder 101, and then the arc tube 105 is inserted into the strobe holder 101 from the lateral direction through the insertion hole 101 a and the hole 103, fixed, and then transmitted through the transmission window 104. A manufacturing process for covering the opening of the strobe holder 101 is employed.

[0005]

However, in the case of the above-described conventional strobe device, when the arc tube 105 is inserted into the strobe holder 101, the strobe holder 101 is not used.
Is inserted not from the front side but from the side different from the front side by an angle of 90 degrees, during the manufacturing process of this strobe device, only the mounting process of the arc tube 105 is different from other processes. As a result, there has been a problem that the assemblability of the strobe device is not good, and the mass productivity cannot be improved.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has a good assembling property, a strobe device suitable for mass production, a strobe device capable of improving the assemblability and mass productivity, and the strobe device. It is an object of the present invention to provide a production method of

[0007]

According to a first aspect of the present invention, there is provided a strobe device having an opening at a front side, a storage section provided therein, and a receiving section having a front side opening at both side walls of the storage section. A strobe holder and a reflection surface for reflecting the strobe light forward, and a slit groove and an electrode exposure opening are formed on both side pieces at positions corresponding to the receiving portions, respectively. A reflecting umbrella housed in the housing section from the front side of the body, and an electrode section provided at both ends, and the electrode section is inserted through the slit groove from the front side of the reflecting umbrella into the housing section of the strobe holder. A luminous tube that emits strobe light, with both ends engaged with the receiving portion, facing the exposed opening, and is mounted on the opening of the strobe holder so as to cover the front of the luminous tube. Transmitted strobe light And having a that transmission window unit.

According to the present invention, the reflector, the arc tube and the transmission window are all attached to the strobe holder in the same attachment direction from the front side of the opening. And a strobe device suitable for mass production can be provided.

According to a second aspect of the present invention, in the method of manufacturing a strobe device, an opening portion is provided on a front side, a storage portion is provided inside, and a receiving portion having a front side opening is formed on both side walls of the storage portion. From the front side of the strobe holder, a reflecting umbrella having a reflecting surface for reflecting strobe light toward the front and having a slit groove and an electrode exposure opening formed at a position corresponding to the receiving portion on each of both side pieces is inserted. And an electrode tube provided at both ends in the storage section of the strobe holder from the front side of the reflector to face the electrode exposure opening through the slit groove. Attaching the both ends to the receiving portions of the strobe holder, and attaching a transmission window through which the strobe light is transmitted to the opening of the strobe holder so as to cover the front of the arc tube. Process And wherein the Rukoto.

According to the present invention, each of the steps including the step of attaching the reflector to the strobe holder, the step of attaching the arc tube to the strobe holder, and the step of attaching the transmission window to the opening of the strobe holder. All can be performed in the same direction from the front side of the opening, thereby providing a manufacturing method capable of improving the assemblability and mass productivity of the strobe device.

According to a third aspect of the present invention, there is provided a strobe device having a reflecting surface for reflecting strobe light forward, and having a slit groove and an electrode exposure opening formed on both side portions, respectively. Emitting a strobe light which is provided with electrode portions at both ends and which is inserted into the reflector through the slit groove from the front side of the reflector and is mounted with the electrode portion facing the electrode exposure opening. It has a tube and a transmission window portion for transmitting strobe light mounted so as to cover the front of the arc tube.

According to the present invention, since the luminous tube and the transmission window are all mounted on the reflector with the same mounting direction from the front side thereof, the strobe is easy to assemble and suitable for mass production. An apparatus can be provided.

According to a fourth aspect of the present invention, there is provided a method of manufacturing a strobe device, comprising: a reflecting surface for reflecting strobe light forward, and a slit groove and an electrode exposure opening formed on both side portions. Inserting a luminous tube that emits strobe light from the front side of the umbrella through the slit groove into the reflective umbrella into the reflective umbrella so that electrode portions provided at both ends of the luminous tube face the electrode exposure openings; Mounting a transmission window that transmits light so as to cover the front of the arc tube.

According to the present invention, all of the steps including the step of mounting the arc tube in the reflector and the step of attaching the transmission window can be executed from the front side of the reflector with the same direction. Accordingly, it is possible to provide a manufacturing method capable of improving the assemblability and mass productivity of the strobe device.

According to a fifth aspect of the present invention, there is provided a strobe device having an opening on the front side, a storage section provided therein, and receiving sections having front sides opened on both side walls of the storage section. And a reflecting portion which forms a reflecting surface for reflecting the strobe light forward, and which has on the opening side an enlarged portion having a size larger than the size of the opening edge of the strobe holder, and a reflecting portion corresponding to each of the receiving portions. A reflective umbrella is provided in the storage portion of the strobe holding body with a slit groove and an electrode exposure opening formed at both sides, and has an expanded portion bent, and an electrode portion is provided at both ends. From the front side of the reflector, the electrode portion is inserted through the slit groove so as to face the electrode exposure opening, and is housed together with the reflector in the storage portion of the strobe holder, and both ends thereof are provided. Engage with the receiving part An arc tube that emits a flash light, and having a said in the state of covering the front of the light emitting tube passes through the strobe light mounted in an opening of the strobe holding body transmission window unit.

According to the present invention, the reflector, the arc tube and the transmission window are all mounted on the strobe holder in the same mounting direction from the front side of the opening. And a strobe device suitable for mass production can be provided.

Further, since the expanding portion of the reflector is stored in the storage portion of the strobe holder in a bent state, the state of attachment to the strobe holder can be strengthened by the stress generated in the reflector.

According to a sixth aspect of the present invention, there is provided a method of manufacturing a strobe device, wherein a reflecting surface for reflecting strobe light forward is formed, and an enlarged portion having a size larger than a size of an opening edge of the strobe holder. A reflection unit provided on the opening side,
Each of the reflecting umbrellas comprising a slit groove and a side piece having an electrode exposure opening formed at a position corresponding to the receiving portion, an arc tube for emitting strobe light, and electrode portions provided at both ends of the light emitting tube are provided with the slit grooves. And a strobe having an opening on the front side, a storage section provided therein, and a receiving section having a front side opening on both side walls of the storage section. From the front side of the holder, insert the reflector into which the arc tube has been inserted into the storage portion with the expanded portion bent, and engage both ends with the receiving portions of the strobe holder. And a step of mounting a transmission window through which the strobe light is transmitted to the opening of the strobe holder so as to cover the front of the arc tube.

According to the present invention, each of the steps of: attaching the reflector to the strobe holder, attaching the arc tube to the strobe holder, and attaching the transmission window to the opening of the strobe holder. All can be performed in the same direction from the front side of the opening, thereby providing a manufacturing method capable of improving the assemblability and mass productivity of the strobe device.

Further, the operation of storing the reflector in the strobe holder can be performed by bending the expanded portion of the reflector using a jig or the like and pushing it into the holder of the strobe holder, thereby simplifying the process. Can be achieved.

According to a seventh aspect of the present invention, there is provided a strobe device having an opening portion on the front side, a storage portion provided therein, and a receiving portion having a front side opening on both side walls of the storage portion. A reflecting surface for reflecting strobe light forward, both ends of which are open, a reflecting umbrella accommodated in the accommodating portion from the front side of the strobe holding body, and an electrode portion at both ends, From the front side of the umbrella, an arc tube that is inserted into the storage portion of the strobe holder and emits strobe light with the electrode portion engaged with the receiving portion, and the reflection umbrella from the front side of the strobe holder. It has a pair of side plates attached so as to cover both open side portions, and a transmission window portion through which strobe light is attached, which is attached to an opening of the strobe holder in a state of covering the front of the arc tube. Features.

According to the present invention, the reflector, the arc tube, the pair of side plates, the contact piece for current supply, and the transmission window are all attached to the strobe holder from the front side of the opening. Since it is attached and configured, it is possible to provide a strobe device that is easy to assemble and suitable for mass production.

In the method of manufacturing a strobe device according to the present invention, an opening is provided on the front side, an accommodating section is provided inside, and a receiving section having an opening on the front side is formed on both side walls of the accommodating section. A step of inserting a reflector having a reflecting surface for reflecting the strobe light forward from the front side of the strobe holder, and emitting the strobe light from the front side of the reflector into the storage portion of the strobe holder. Inserting a light-emitting tube, engaging both ends of the light-emitting tube with receiving portions of the strobe holder, and moving a pair of side plates from the front side of the strobe holder to both open sides of the reflector. Mounting to cover.

According to the present invention, the step of attaching the reflector to the strobe holder, the step of attaching the arc tube to the strobe holder, the step of attaching a pair of side plates, and attaching the transmission window to the opening of the strobe holder. All steps from the front side of the opening can be performed in the same direction, thereby providing a manufacturing method capable of improving the assemblability and mass productivity of the strobe device. .

According to a ninth aspect of the present invention, there is provided a strobe device having a reflecting surface having a reflecting surface for reflecting strobe light toward the front and having both sides open, and electrode portions at both ends, and a front surface of the reflecting umbrella. A light emitting tube for emitting strobe light inserted into the reflector from the side, a pair of side plates mounted from the front side of the reflector so as to cover open both sides of the reflector, and the light emitting tube And a transmission window portion for transmitting strobe light mounted so as to cover the front of the camera.

According to the present invention, the luminous tube, the pair of side plates, the contact piece for electricity supply, and the transmission window are all attached to the reflector from the front side of the opening in the same attachment direction. Therefore, it is possible to provide a strobe device which is easy to assemble and suitable for mass production.

According to a tenth aspect of the present invention, there is provided a method of manufacturing a strobe device, comprising: a light emitting tube for emitting strobe light from the front side of a reflector having a reflection surface for reflecting strobe light forward and having both sides opened. Inserting the pair of side plates from the front side of the reflector so as to cover both open sides of the reflector, and strobe light so as to cover the front of the arc tube. Mounting a transmission window through which light is transmitted.

According to the present invention, all of the steps of mounting the arc tube in the reflector, mounting the pair of side plates, and mounting the transmission window are the same from the front side of the reflector. It is possible to provide a manufacturing method which can be executed in a direction, thereby improving the assemblability and mass productivity of the strobe device.

[0029]

Embodiments of the present invention will be described below in detail.

(Embodiment 1) FIG. 1 shows a film unit with a lens on which a flash device according to a first embodiment of the present invention is mounted, and FIGS. 2 to 7 show the flash device.

The lens-equipped film unit 1 is a simple camera that is provided on the market in a state where a photographic film has been loaded in advance. The photographic film is loaded in an assembling process of the camera, and the user loads and rewinds the photographic film. Such operations are not required, and the user can immediately execute the photographing operation.

This film unit with lens 1 is shown in FIG.
As shown in FIG. 1, the front cover 2 and the rear cover 3 are assembled together.
a is provided above the photographing lens hole 4a, a finder 5 including a finder frame 5a, an objective lens 5b, and an eyepiece 5c is provided. In the vicinity of the finder 5, a strobe light emission window frame 6 is provided. .

A strobe lever switch 7, which is a switching lever, is provided below the strobe light emission window frame 6. The strobe lever switch 7 switches a strobe device 30, which will be described later, between a used state and an unused state. Te

A grip section 8 is provided on the right side of the film unit 1 with a lens, and a release button 9 is provided above the grip section 8.

As shown in FIG. 1, a main body 10 is provided inside the lens-equipped film unit 1 between the front cover 2 and the rear cover 3.

A photographing frame 10a is provided at the center of the main body 10, and a film storage room 10b is provided on one side of the photographing frame 10a, and a winding chamber 10c is provided on the other side.

A boss 10d is provided on an upper portion of the main body 10, and a sector lever 12 for driving a sector 11 is rotatably attached to the boss 10d. A spring 13 is provided between the engaging portion 12a of the sector lever 12 and the engaging projection 10e of the main body 10, and the sector lever 12 is constantly biased by the spring 13 in the closing direction.

The boss 12b of the sector lever 12 is engaged with the U groove 11a of the sector 11, and transmits the movement of the sector lever 12 to the sector 11.

The sector lever 12 is rotated by a release mechanism 14 attached to the main body 10, and the release mechanism 14 is operated by the release button 9.

A spacer 15 is provided on the front side of the photographing frame 10a of the main body 10, and a lens receiver 16 is provided on the front side of the spacer 15 by engaging a claw portion 16a with a concave portion 15a of the spacer 15. I have. Exposure window 15 in spacer 15
b is formed, and the sector 11 is arranged between the spacer 15 and the lens receiver 16.

The sector 11 has its hole 11b pushed into the boss 15c of the spacer 15 and is operated by the sector lever 12, so that the exposure window 15b can be released.

In the lens receiver 16, the taking lens 4 is mounted on the lens mounting portion 16b, and an exposure hole 16c is formed at a position corresponding to the taking lens 4.

An aperture plate 17 is set in the lens receiver 16. A diaphragm hole 17a is formed in the diaphragm plate 17,
The mounting hole 17b formed in the aperture plate 17 is
The aperture plate 17 is rotatably supported by the spacer 15 by fitting the boss provided on the boss 5.

The aperture plate 17 has a long hole 17c formed therein.
The projection 18a of the slide lever 18 is engaged with the elongated hole 17c, and the slide lever 18 is formed with a stopper 18b.

The flash lever switch 7 is engaged with the slide lever 18. In FIG. 1, 4b
Is a lens holder.

Here, the structure of the strobe device 30 and a method of manufacturing the strobe device 30 will be described in detail with reference to FIGS.

As shown in FIGS. 2 and 3, this strobe device 30 has a strobe holder 31, a reflector 32, an arc tube 33, a contact piece 34 for energization, and a cross-sectional shape for transmitting strobe light. Is formed in a substantially U-shaped transmission window portion 3
5, a trigger contact piece 36 disposed on the rear surface side of the strobe holder 31, a strobe board 37 attached to the side of the strobe holder 31, and the light emitting tube having a pair of terminals connected to the strobe board 37. 33, a capacitor 38 for storing a charge for light emission for light emission, and battery contact pieces 39a and 39b that are in contact with both plus and minus electrodes of a battery (not shown) attached to a strobe board 37.

The strobe holder 31 has an opening 3 on the front side.
1a, a storage portion 31b, such as a reflector 32, is provided inside the storage portion 31b. Both sides 31c and 31d on both sides of the storage portion 31b are open on the front side, and an electrode receiving portion 31g is provided at the deepest portion. , 31h provided with electrode receiving portions 31e, 31f
Is formed.

Further, the side wall 31 of the strobe holder 31
On the outer surfaces of c and 31d, engaging projections 31i are formed, which are located near the upper and lower portions of the openings of the electrode receiving portions 31e and 31f and engage with the engaging holes 35a provided at both ends of the transmission window portion 35. Have been.

At the lower part of the strobe holder 31, there are provided a first attachment piece 31j for supporting a substantially central portion of the energizing contact piece 34, and a second attachment piece 31k for supporting the vicinity of the bent portion of the contact piece 34. It is protruding. A receiving projection 31l is formed at the lower end of the first attachment piece 31j, and an engagement projection 31m for the contact piece 34 is formed at the second attachment piece 31k.

Further, an insertion hole 31n for the trigger contact piece 36 is formed on the back side of the strobe holder 31.

As shown in FIG. 2, the reflecting umbrella 32 includes a reflecting portion 32a having an inner surface formed with a parabolic reflecting surface 32b for reflecting strobe light forward, and the electrode receiving portion 31 respectively.
e, 31f at positions corresponding to the slit grooves 32e, 32f.
And a pair of side pieces 32c and 32d in which electrode exposure openings 32g and 32h are formed.

Further, a pair of side pieces 32c of the reflector 32,
32d are side wall portions 31 of the strobe holder 31, respectively.
A total of four contact tongue pieces 32i that contact the end surfaces of the openings c and 31d on the opening 31a side are formed.

The arc tube 33 is made of, for example, a xenon lamp formed in a straight tube shape.
33b.

The contact piece 34 has an integral construction of a U-shaped portion 34a extending in the horizontal direction in FIG. 2 and a stepped rising portion 34b rising in the vertical direction in FIG.
One bent portion of the U-shaped portion 34a is provided with a joint protruding piece 34c with the strobe board 37, and the other bent portion is provided with an engaging hole 34d with the engaging protruding piece 31m of the strobe holder 31. ing. In addition, the stepped rising portion 34b has a contact angle portion 3 that contacts the lower right portion of the strobe holder 31 in FIG.
4e, an electrode engaging hole 34f that engages with and contacts one of the electrode rods 33a of the arc tube 33 is provided.

The trigger contact piece 36 includes an insertion piece 36a inserted into the insertion hole 31n from the back side of the strobe holder 31, and a transformer terminal 37a provided on the strobe board 37 below the back side of the strobe holder 31. And a connecting portion 36b connected to the connecting portion 36b.

As shown in FIG. 4, the reflecting umbrella 32 is formed such that T> t when the dimension of the opening side end of the reflecting portion 32a is T and the length of the arc tube 33 is t. Further, the reflecting portion 32a is formed in a shape whose size gradually decreases as it reaches the deepest portion.
2, the two ends of the arc tube 33 and the electrode rod 33
a, 33b are exposed laterally from the deepest part of the reflection part 32a.

Next, with respect to the method of manufacturing the strobe device 30, a reflector 32, an arc tube 33, a contact piece 34 for energization, and a strobe holder 31 which mainly constitutes a light emitting portion of the strobe device. A description will be given mainly of a case where the transmission window 35 is incorporated.

First, an opening 31a is provided on the front side, a storage portion 31b is provided inside, and both side wall portions 31b of the storage portion 31b are provided.
c, 31d, the electrode receiving portions 31e, 31 with the front side opened.
A reflector 32 having a parabolic reflection surface 32b for reflecting the strobe light forward is inserted from the front side of the strobe holder 31 formed with f.

Also, from the front side of the strobe holder 31,
The contact piece 34 is attached.

Further, the engaging hole 34 provided in the other bent portion is provided.
d engages with the engaging projection 31m of the strobe holder 31.

The contact angle portion 34e of the stepped rising portion 34b contacts the lower right end of the strobe holder 31 in FIG. 2, and the electrode engaging hole 34f is connected to the electrode receiving portion 31g of the strobe holder 31. Face.

Next, the electrode rods 33a, 33b of the arc tube 33
Through the slit grooves 32e and 32f of the reflector 32 and inserted into the deepest portion of the reflector 32, the electrode exposure opening 32g,
At 32h, both ends of the electrode rods 33a, 33b of the arc tube 33 are exposed, and the electrode rods 33a, 33b are connected to the electrode receiving part 31.
g and 31h to perform positioning, and one electrode rod 33a is brought into contact with the electrode engaging hole 34f.

Next, from the front side of the strobe holder 31,
The transmission window portion 35 is assembled, and the engagement projection 31 is inserted into the engagement hole 35a.
engage i.

Further, the insertion piece 3 of the trigger contact piece 36
6a from the back side of the strobe holder 31 to the insertion hole 3
1n.

As described above, the reflector 32, the arc tube 33, the contact piece 34 for energization, the transmission window 35, and the trigger contact piece 36 are attached to the strobe holder 31 of the strobe device 30. FIG. 5 shows a state in which the light emitting unit is configured by being incorporated.

Thereafter, the U-shaped portion 34a of the contact piece 34 of the light emitting portion
Of the strobe board 3
7

As described above, the strobe holder 31
In contrast, since the reflector 32, the arc tube 33, the contact piece 34 for energization, and the transmission window 35 are all mounted in the same mounting direction from the front side of the opening 31a,
It is possible to provide the strobe device 30 which is easy to assemble and suitable for mass production.

According to the above-described manufacturing process, the step of attaching the reflector 32 to the strobe holder 31 is performed.
Mounting the arc tube 33 in the strobe holder 31;
All of the steps including the step of attaching the energizing contact piece 34 to the strobe holder 31 and the step of attaching the transmission window 35 to the opening 31a of the strobe holder 31 are the same from the front side of the opening 31a. It is possible to provide a manufacturing method that can be executed in a direction, thereby improving the assemblability of the strobe device 30 and improving the mass productivity.

FIGS. 6 and 7 show, on the side of the unit including the strobe holder 31 manufactured as described above, a strobe board 37, a capacitor 38, and battery contact pieces 39a, 3a.
9b shows a state in which 9b is attached. On the strobe board 37, circuit elements such as a semiconductor element, a resistor, and a capacitor constituting a strobe circuit are mounted.

Second Embodiment Next, a second embodiment of the present invention will be described with reference to FIGS.

The flash device 3 shown in FIGS.
At 0A, the same elements as those of the strobe device 30 of the first embodiment are denoted by the same reference numerals.

The basic structure and manufacturing method of the strobe device 30A according to the second embodiment are the same as those in the first embodiment, except that the reflecting umbrella 32 is replaced with the upper and lower openings of the strobe holder 31. Expanding edge 3 of dimension L2 larger than dimension L1
The reflector 32A having the opening 2j on the opening side is used, and as shown in FIGS. 9 and 10, the reflector 32A is expanded and the slit grooves 32e and 32f are opened.
Inserting the arc tube 33 into the reflector 32A by using a jig 50 provided with a curved portion 51 that comes into contact with the inner surface and a cutout portion 52 for avoiding contact with the arc tube 33; A major feature is that a step of inserting the expanding edge 32j into the strobe holding body 31 from the front side in a bent state is adopted.

FIG. 11 shows a state in which the reflector 32A and the arc tube 33 are inserted into the strobe holder 31 from the front side of the strobe holder 31 using the jig 50.

With the strobe device 30A, as in the case of the strobe device 30, it is possible to exhibit an effect that the assemblability is good and suitable for mass production.

Further, since the expanding edge 32j of the reflector 32A is stored in the storage portion 31b of the strobe holder 31 in a bent state, the stress generated in the reflector 32A in the expanding direction in the inserted state causes the reflector 32A to expand. The state of attachment to the strobe holder 31 can be strengthened.

Further, the reflector 32A is attached to the strobe holder 31.
In this state, the width of the slit grooves 32e and 32f is reduced, so that the efficiency of reflecting the strobe light on the side surface of the reflector 32A can be improved.

Also, according to the method of manufacturing the strobe device 30A of the second embodiment including the manufacturing process using the above-mentioned reflector 32A, the attaching process of the reflector 32A to the strobe holder 31 and the inside of the strobe holder 31 The steps of attaching the arc tube 33 to the strobe, attaching the energizing contact piece 34 to the strobe holder 31, and attaching the transmission window 35 to the opening 31 a of the strobe holder 31 are all performed as described above. The manufacturing method can be performed from the front surface side of the opening 31a with the same directionality, thereby improving the assemblability and the mass productivity.

The operation of storing the reflector 32A in the strobe holder 31 is performed by bending the expanding edge 32j of the reflector 32A using a jig 50.
It can be executed by pushing the storage unit 31b into the first storage unit 31b, and the process can be simplified.

(Third Embodiment) Next, a third embodiment of the present invention will be described with reference to FIGS.

The flash device 3 shown in FIGS.
In FIG. 0B, the same elements as those of the strobe device 30 of the first embodiment are denoted by the same reference numerals.

The basic structure and manufacturing method of the strobe device 30B according to the third embodiment are substantially the same as those in the first embodiment, but the strobe light is reflected forward instead of the reflector 32. A reflecting umbrella 62 having a parabolic reflecting surface 62b and housed in the housing portion 31b from the front side of the strobe holder 31, and concave grooves 66a and 66b exposing the electrode portions 33a and 33b at both ends of the arc tube 33 are provided. And a pair of side plates 65a and 65b inserted into both sides of the arc tube 33 from the front side of the strobe holder 31.

In the case of this strobe device 30B, a reflector 62 having a parabolic reflection surface 62b for reflecting strobe light forward is inserted from the front of the strobe holder 31, and from the front side of the reflector 62 The arc tube 33 is inserted into the storage portion 31b of the strobe holder 31, and the electrode portions 3 at both ends are inserted.
3a and 33b are connected to the electrode receiving portions 31 of the strobe holder 31.
g, 31h, and a pair of side plates 65a, 65b are inserted from the front side of the strobe holder 31 to the inside of the electrode receiving portions 31g, 31h on both outer sides of the reflector 62 and outside of the groove. The point that the electrode portions 33a and 33b of the arc tube 33 are exposed to the portions 66a and 66b is different from that of the first embodiment.
Is the same as

According to the strobe device 30B, as in the case of the strobe device 30, the assemblability is good and the effect that it is suitable for mass production can be exhibited.

The pair of side plates 65a and 65b may be composed of one member connected by a connecting member.

Further, the strobe device 30 of the third embodiment
Also according to the manufacturing method of B, all of the respective steps can be performed in the same direction from the front side of the opening 31a, thereby improving the assemblability and mass productivity. Can be provided.

In each of the first to third embodiments, the electrode rods 33a and 33b of the arc tube 33 are engaged with the electrode receiving portions 31g and 31h. The portion may be engaged with the electrode receiving portions 31g and 31h.

Further, the function of the strobe holder 31 may be provided to the transmission window 35 without using the strobe holder 31.

[0089]

As described above, according to the first aspect of the present invention, the reflector, the arc tube, and the transmission window are all attached to the strobe holder in the same mounting direction from the front side of the opening. Therefore, it is possible to provide a strobe device which is easy to assemble and suitable for mass production.

According to the second aspect of the present invention, the step of attaching the reflector to the strobe holder, the step of attaching the arc tube to the strobe holder, and the step of attaching the transmission window to the opening of the strobe holder. Can be executed in the same direction from the front side of the opening, thereby improving the assemblability of the strobe device.
A manufacturing method capable of improving mass productivity can be provided.

According to the third aspect of the present invention, since the arc tube and the transmission window are all attached to the reflector with the same attachment direction from the front side, the assemblability is good. A strobe device suitable for mass production can be provided.

According to the fourth aspect of the present invention, all the steps including the step of mounting the arc tube in the reflector and the step of mounting the transmission window are performed in the same direction from the front side of the reflector. Accordingly, it is possible to provide a manufacturing method capable of improving the assemblability of the strobe device and the mass productivity.

According to the fifth aspect of the present invention, the reflector, the arc tube and the transmission window are all attached to the strobe holder from the front side of the opening in the same attachment direction. Therefore, it is possible to provide a strobe device which is easy to assemble and suitable for mass production.

Further, since the expanding portion of the reflector is stored in the storage portion of the strobe holder in a bent state, the state of attachment to the strobe holder can be strengthened by the stress generated in the reflector.

According to the sixth aspect of the present invention, the step of attaching the reflector to the strobe holder, the step of attaching the arc tube to the strobe holder, and the step of attaching the transmission window to the opening of the strobe holder. Can be executed in the same direction from the front side of the opening, thereby improving the assemblability of the strobe device.
A manufacturing method capable of improving mass productivity can be provided.

Further, the work of storing the reflector in the strobe holder can be performed by bending the expanding portion of the reflector using a jig or the like and pushing it into the holder of the strobe holder, thereby simplifying the process. Can be achieved.

According to the seventh aspect of the present invention, the reflecting umbrella, the luminous tube, the pair of side plates, the contact piece for current supply, and the transmission window are all provided from the front side of the opening with respect to the strobe holder. Since they are mounted in the same mounting direction, the assemblability is good and a strobe device suitable for mass production can be provided.

According to the eighth aspect of the present invention, the step of attaching the reflector to the strobe holder, the step of attaching the arc tube to the strobe holder, the step of attaching a pair of side plates, and the step of attaching the transmission window to the strobe holder. All of the steps including the step of mounting in the opening can be executed in the same direction from the front side of the opening, thereby improving the assemblability of the strobe device and the mass productivity. A manufacturing method can be provided.

According to the ninth aspect of the present invention, the luminous tube, the pair of side plates, the contact piece for current supply, and the transmission window are all attached to the reflector with the same mounting direction from the front side of the opening. Since it is attached and configured, it is possible to provide a strobe device that is easy to assemble and suitable for mass production.

According to the tenth aspect of the present invention, all of the steps of attaching the arc tube to the reflector, attaching the pair of side plates, and attaching the transmission window are performed.
The manufacturing method can be performed in the same direction from the front side of the reflector, thereby improving the assemblability and mass productivity of the strobe device.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a lens-equipped film unit on which a strobe device according to a first embodiment of the present invention is mounted.

FIG. 2 is an exploded perspective view of the strobe device according to the first embodiment of the present invention.

FIG. 3 is an explanatory diagram illustrating a manufacturing process of the strobe device according to the first embodiment of the present invention.

FIG. 4 is an explanatory diagram showing a dimensional relationship between the reflector and the arc tube in the strobe device according to the first embodiment of the present invention.

FIG. 5 is a perspective view of the strobe device according to the first embodiment of the present invention.

FIG. 6 is a perspective view of a strobe device including a strobe substrate and a capacitor according to the first embodiment of the present invention.

FIG. 7 is a perspective view of the strobe device including the strobe substrate and the condenser according to the first embodiment of the present invention as viewed from the back side.

FIG. 8 is an exploded perspective view of a strobe device according to a second embodiment of the present invention.

FIG. 9 is a manufacturing process diagram of the strobe device according to the second embodiment of the present invention.

FIG. 10 is a manufacturing process diagram of the strobe device according to the second embodiment of the present invention.

FIG. 11 is a sectional view of a strobe device according to a second embodiment of the present invention.

FIG. 12 is an exploded perspective view of a strobe device according to a third embodiment of the present invention.

FIG. 13 is a perspective view of a strobe device according to a third embodiment of the present invention.

FIG. 14 is a schematic exploded perspective view showing a manufacturing process of a conventional flash device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Film unit with lens 2 Front cover 3 Rear cover 4 Photographing lens 30 Strobe device 30A Strobe device 30B Strobe device 31 Strobe holder 32 Reflector 33 Emitting tube 34 Contact piece 35 Transmission window 37 Strobe board 38 Capacitor 39a, 39b Battery connection Piece 50 jig 51 curved part 52 notch part 62 reflective umbrella

Claims (10)

[Claims] 1. A strobe holder having an opening on the front side, a storage portion provided therein, and receiving portions having front sides opened on both side walls of the storage portion, and a strobe light reflected forward. A reflective umbrella housed in the storage section from the front side of the strobe holder, wherein a slit groove and an electrode exposure opening are formed at positions corresponding to the receiving sections on both side pieces, respectively. Equipped with electrode portions at both ends, from the front side of the reflector, mounted in the storage portion of the strobe holder in a state where the electrode portion faces the electrode exposure opening through the slit groove,
An arc tube that emits strobe light having both ends engaged with the receiving portion; and a transmission window that transmits strobe light and that is attached to the opening of the strobe holder and covers the front of the arc tube. A strobe device characterized by having: 2. A strobe light is forwardly directed from the front side of a strobe holder having an opening on the front side, a storage section provided therein, and a receiving section having an opening on the front side on both side walls of the storage section. Inserting a reflector having a slit surface and an electrode exposure opening at positions corresponding to the receiving portions on both side pieces, respectively, comprising a reflecting surface that reflects toward the light source, and an arc tube that emits strobe light. From the front side of the reflector, the electrode portions provided at both ends in the storage portion of the strobe holder are attached in such a manner as to face the electrode exposure openings through the slit grooves, and the both ends are received by the strobe holder. Manufacturing a strobe device, comprising: a step of engaging a strobe light, and a step of mounting a transmission window through which strobe light is transmitted to an opening of the strobe holder so as to cover the front of the arc tube. Method. 3. A reflector having a reflection surface for reflecting strobe light forward, a slit having a slit groove and an electrode exposure opening formed on both side pieces, and an electrode on both ends. A light-emitting tube that is inserted into the reflector through the slit groove from the front side of the reflector and emits strobe light mounted in a state where the electrode unit faces the electrode exposure opening, and covers the front of the light-emitting tube. And a transmission window for transmitting the strobe light mounted as described above. 4. A reflector having a reflecting surface for reflecting strobe light forward and having a slit groove and an electrode exposure opening formed on both side portions, respectively, from the front side of the reflector through the slit groove. Inserting a luminous tube that emits strobe light therein so that electrode portions provided at both ends of the luminous tube face the electrode exposure openings, and a transmission window portion that transmits strobe light is provided in front of the luminous tube. Mounting the electronic device so as to cover the electronic device. 5. A strobe holding body having an opening on the front side, a storage section provided therein, and receiving sections having openings on the front side on both side walls of the storage section, and reflecting strobe light forward. A reflecting surface having an enlarged portion having a size larger than the size of the opening edge of the strobe holder on the opening side, and a slit groove and an electrode exposure opening at positions corresponding to the receiving portions, respectively. A reflective umbrella which is formed of both side pieces formed and is accommodated in the accommodating portion of the strobe holder in a state where the expanded portion is bent; and an electrode portion is provided at both ends, and from the front side of the reflective umbrella, The strobe light is inserted with the electrode portion facing the electrode exposure opening through the slit groove, is housed in the housing portion of the strobe holding body together with the reflector, and both ends are engaged with the receiving portion. An arc tube that emits light; Serial flash device characterized by having a transparent window portion that transmits a strobe light mounted in an opening of the strobe holding body so as to cover the front of the arc tube. 6. A reflecting portion which forms a reflecting surface for reflecting strobe light forward and has an enlarged portion on the opening side having a size larger than a size of an opening edge of the strobe holding body, and each of the receiving portions. In the reflective umbrella consisting of a slit groove and a piece on both sides where an electrode exposure opening is formed at a position corresponding to
A step of inserting an arc tube emitting strobe light with electrode portions provided at both ends thereof facing the electrode exposure opening portion through the slit groove, comprising an opening portion on the front side, and a housing portion inside The reflector is inserted with the arc tube inserted from the front side of the strobe holder having receiving portions with front sides opened on both side walls of the storage portion, with the expanded portion bent. Inserting the two end portions into receiving portions of the strobe holder, and inserting a transmission window through which the strobe light is transmitted into the opening of the strobe holder in a state of covering the front of the arc tube. Mounting the electronic flash device. 7. A strobe holder having an opening on the front side, a storage portion provided inside, and receiving portions having front sides opened on both side walls of the storage portion, and a strobe light reflected forward. A reflecting umbrella which is provided in the housing from the front side of the strobe holder and has electrode portions at both ends, and the strobe holding body is provided from the front side of the reflecting umbrella. A light-emitting tube that emits strobe light with the electrode portion engaged with the receiving portion, and is mounted so as to cover both open sides of the reflector from the front side of the strobe holder. A strobe device comprising: a pair of side plates; and a transmission window that transmits strobe light mounted on an opening of the strobe holder so as to cover a front of the arc tube. 8. A strobe light is forwardly directed from the front side of a strobe holder having an opening on the front side, a storage section provided therein, and a receiving section having an opening on the front side on both side walls of the storage section. Inserting a reflector having a reflecting surface that reflects toward the light source, and inserting an arc tube that emits strobe light into the storage portion of the strobe holder from the front side of the reflector, and using both ends of the arc tube. Engaging a receiving portion of the strobe holder, and mounting a pair of side plates so as to cover both open sides of the reflector from the front side of the strobe holder. Of manufacturing a flash device. 9. A reflector having a reflection surface for reflecting strobe light forward and having both sides open, and electrodes provided at both ends, and inserted into the reflector from the front side of the reflector. An arc tube that emits strobe light; a pair of side plates attached from the front side of the reflector to cover both open sides of the reflector; a strobe attached to cover the front of the arc tube A strobe device having a transmission window for transmitting light. 10. A step of inserting a light emitting tube for emitting strobe light into the reflector from the front side of the reflector having a reflecting surface for reflecting the strobe light forward and having both sides open, Attaching a side plate from the front side of the reflector so as to cover both open side portions of the reflector, and attaching a transmission window that transmits strobe light so as to cover the front of the arc tube. A method for manufacturing a strobe device, comprising: