JPH0590475U - Camera device - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a camera device in which an operation unit can be replaced or the position can be adjusted. [Structure] An attachment portion 21 is formed on the camera body 2, and the operation device 3 is detachably attached to the attachment portion 21. The operating device 3 has a pressing member 34 that can be displaced by a pressing operation, and the pressing operation of the pressing member 34 is performed by the camera body 2
It becomes the operation of. The operating device is prepared under different conditions, and is selected when the device is first used, such as at the time of purchase, or is exchanged and used as necessary. By providing a plurality of mounting portions 21 and selecting the mounting portion 21 on which the operating device 3 is mounted, the position of the operating device 3 can be adjusted.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a camera device, and more particularly, to a camera device in which an operating portion can be replaced.

[0002]

[Prior Art]

 Generally, a camera device such as a single-lens reflex camera or a still video camera is provided with a release button for operating a shutter drive timing of a shutter mechanism and operation switches for performing various operations.

Taking a release switch as an example, in the same type of product, the operation resistance and installation position of the release switch are all common. Therefore, if the operation resistance to the operation of pressing the release button is too large or too small for the user, there is a problem that it is impossible to accurately measure the timing of switching on and releasing the shutter.

In addition, it may be easier for a left-handed user to use the release button at the left end of the camera body.

However, as described above, in the conventional camera device, since the operation resistance and the installation position of the operation unit such as the release button are common, the force of the finger of the user operating the button and the operating force. It was not manufactured in consideration of individual differences in arms, etc., and it was often difficult to use because the user needed to adjust the finger operating pressure according to the operating part of the camera device. ..

[0006]

[Problems to be solved by the device]

 An object of the present invention is to provide a camera device in which the operation unit can be replaced or the position can be adjusted.

[0007]

[Means for Solving the Problems]

 Such an object is achieved by the following inventions (1) to (4).

(1) In a camera device having a camera body and an operation device installed on a mounting portion formed on the camera body, the operation device includes a pressing member displaceable by a pressing operation, and the pressing device. A camera device having a casing that accommodates members and is detachably attached to the attachment portion, and can be exchanged with another prepared operating device.

(2) In a camera device having a camera body and an operation device installed on a mounting portion formed on the camera body, the operation device includes a pressing member displaceable by a pressing operation, and the pressing member. And a casing that is detachably mounted on the mounting portion, the mounting portion being provided at a plurality of locations on the camera body, and selecting the arbitrary mounting portion from the plurality of mounting portions to operate the operating device. A camera device that can be installed.

(3) The camera body side or the operation device side has a switch section that is turned on / off according to the displacement amount of the pressing member by the operation of the operation device, (1) or ( The camera device according to 2).

(4) The camera device according to any one of (1) to (3), wherein the operation device is a release switch device for starting a photographing operation.

[0012]

【Example】

 Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is an overall perspective view of an electronic still video camera (hereinafter referred to as “still video camera”) 1 that uses a magnetic disk as a magnetic medium. In the camera body 2 of the still video camera 1, a zoom lens, a solid-state image sensor, a disk loading section for loading a magnetic disk, a recording / playback section for recording or playing information on the magnetic disk, a shutter mechanism, a zoom mechanism, A diaphragm mechanism and a battery are stored.

The operation section for operating these mechanisms is arranged on the outer side surface of the camera body 2, and the arrangement position of each operation section will be briefly described. On the upper side surface of the camera body 2, with both ends of the camera body 2 supported by the hand and held at the shooting position, a button-type switch is provided near the position where the tip of the finger of the right hand supporting the camera body 2 is located. The operating means consisting of is arranged. For example, the release switch device 3A as an operating device for starting the photographing operation is located at the frontmost position, the exposure correction button 4 is located on the front side of the release switch device 3A, and the position closer to the center of the camera body 2 is on the front side. There are provided two zoom operation buttons 51 and 52 for driving the zoom lens to zoom up (tele direction) or zoom back (wide direction) via the zoom mechanism.

Further, a flash selection button 6 for selecting a flash operation is installed on the front side of the exposure correction button 4. A finder 7 is provided at the right end of the back surface, and a display unit 8 for displaying the number of shots and the like, which is composed of, for example, a liquid crystal display, is arranged on the left side of the finder. On the left side of the display unit 8, an eject button 9 for taking out a loaded magnetic disk is provided, and on the lower side of the display unit 8, track movement buttons 10a, 10b for instructing the track position of the loaded magnetic disk. However, the shooting mode selection button 11 is located on the left side of the track movement buttons 10a, 10b, the main power switch 12 is located on the left side of the shooting mode selection button 11, and the battery storage unit 13 is located on the left side of the main power switch 12. Are provided respectively.

These operation units are electrically connected to each mechanism housed in the camera body 2, and operate each unit of the still video camera 1 by the operation units.

The release switch device 3A is detachably accommodated in a mounting portion 21a formed of a recess formed on the rear surface of the upper surface of the camera body 2 as shown in FIG.

FIG. 3 is an overall perspective view of the release switch device 3A detached from the camera body 2, and FIG. 4 is an overall sectional view of the release switch device 3A. The release switch device 3A includes a two-stage switch 31 as a switch unit, a substrate 32 for fixing the two-stage switch 31, a casing 33 in which the substrate 32 is fitted in a bottom portion, and the casing 33 in the casing 33. A pressing member 34A that is vertically movable above the step switch 31 and performs a switching operation on the two-step switch 31, and a return spring 35A inserted between the pressing member 34A and the two-step switch 31. have. The switch section is not limited to the two-stage switch 31 and may be a one-stage switch, and any known switch can be used.

The casing 33 is detachably accommodated in the mounting portion 21a. The mounting portion 21 is provided near the left and right ends of the camera body 2. A pair of guide portions 23 are formed in the left and right inner side surfaces 22 of the mounting portions 21a and 21b by grooves extending in the front-rear direction.

On the other hand, on the left and right end surfaces of the casing 33, there are provided engaging portions (ribs) 332 which are rail-shaped protrusions. The release switch device 3A is attached to the mounting portion 21 by inserting both engaging portions 332 into the corresponding guide portions 23 from the back side of the camera body 2.

As shown in FIG. 5, four connection parts 37 a, 37 b, 37 c, 37 d are provided on the lower surface of the substrate 32, respectively. Of the connecting portions 37a, 37b, 37c, 37d, the connecting portions 37a, 37b are connected to the terminals of the first-stage switch of the two-stage switch 31, and the connecting portions 37c, 37d are also the second. It is connected to the switch terminal of the second stage.

The connecting portions 37a, 37b, 37c, 37d are made of a contact material, that is, a metal having relatively excellent corrosion resistance such as brass or copper (particularly OFC). For example, a foil of such a metal is attached. Formed.

The pressing member 34 A located above the two-stage switch 31 is located above the action portion 341 that acts on the two-stage switch 31 to perform a switching operation and the opening portion 331 formed on the upper surface of the casing 33. And a pressing portion 342 projecting toward. The shape of the pressing portion 342 is an inverted bowl shape having a spherical upper surface, and a flange 343 is formed at the lower outer peripheral edge. The flange 343 contacts the lower edge of the opening 331. A rod-shaped acting portion 341 is fixed to the inner center position of the pressing portion 342.

A return spring 35 A is inserted between the pressing portion 342 and the two-step switch 31. One end of the return spring 35A is in contact with the pressing member 34A in the pressing portion 342, and the other end is in contact with the upper surface of the two-step switch 31. The return spring 35A has a large diameter on the pressing portion 342 side, and has a configuration in which the coil diameter gradually decreases toward the two-step switch side. With such a configuration, a stroke distance in the compression direction of the return spring 35A is ensured, and a return force is ensured even when the pressing member 34A is inclined and pushed. By this return spring 35A, the pressing member 34A is always biased upward, and the flange 343 is pressed against the lower edge of the opening 331.

In the above-described configuration, when the pressing member 34A is lightly pressed with a finger, the tip of the action portion 341 contacts the two-step switch 31 and the first-step switch is turned on. When the first-stage switch is turned on, the autofocus operation, the photometric operation, etc. are started. Further, when the pressing member 34A is pushed all the way in, the second-stage switch is turned on, and the photographing operation is started. When the finger is released, the pressing member 34A is returned to the original position by the return spring 35A, and the two switches are turned off.

FIG. 6 is an overall sectional view of the release switch device 3B using the return springs 35B having different elastic coefficients. As shown in the figure, in the device of this embodiment, a return spring 35B having a large elasticity coefficient is used, and the operation resistance of the pressing member 34B is set to be large. That is, in order to increase the operating resistance of the pressing member 34B that serves as the release button, replace it with a release switch device using a return spring with a large elastic coefficient, and to reduce the operating resistance, use a return spring with a small elastic coefficient. You can replace it with the release switch device that you used. Also, the release switch device having different operation resistance can be exchanged and used every time the user switches between an adult and a child, depending on whether the device is used by a child or an adult.

FIG. 7 and FIG. 8 are an overall perspective view and an overall sectional view of the release switch device 3 C in which the pressing member 34 C has different sizes. In the apparatus of this embodiment, the upper surface exposed area of the pressing member 34C is large, and the diameter of the return spring 35C is determined according to the size of this area. With such a configuration, there is an advantage that even an old man whose fingertips have a sluggish motion or a physically handicapped person having a finger movement disorder can easily press the pressing member 34C.

On the other hand, on the bottom surface 24 of the mounting portion 21, two sets of terminals 25a and 25b and terminals 25c and 25d are projectingly provided at positions facing the connection portions formed on the lower surface of the substrate 32. .. For example, the terminals 25a and 25b are for the first stage switch, and the terminals 25c and 25d are for the second stage switch.

The terminals 25a, 25b, 25c, 25d are provided so as to be retractable and urged in the protruding direction. The terminals 25a, 25b, 25c, 25d are respectively brought into contact with and electrically connected to the connecting portions 37a, 37b, 37c, 37d of the casing 33 in the mounting portion 21. As the biasing support structure for the terminals 25a, 25b, 25c, 25d, a known structure is used.

In the camera device having the above-described structure, when the user first starts using the camera device, the user selects the release switch device 3 having the optimal operation resistance and size of the pressing member 34, and The position where the release switch device 3 is mounted is selected.

Further, as described above, a plurality of release switch devices 3 having different operation resistances, sizes, shapes, functions, etc. of the pressing member 34 are prepared, and each time a person who uses the camera device 1 changes. The release switch device 3 can be replaced or another mounting position can be selected for use.

In order to change the position of the pressing member 34 (release button) of the release switch device 3, the release switch device 3 may be removed from the mounting portion 21a and mounted on the other mounting portion 21b. By doing so, as shown in FIG. 9, the release switch device 3 can be changed from the right-handed position to the left-handed position.

At this time, the filling member 14 having the same shape as that of the release switch device 3 is attached to the attachment portion 21 a to which the release switch device 3 is not attached. The material of the bottom surface of the filling member 14 is preferably an insulating material. This is to prevent a short circuit of the terminal 25.

As described above, the position of the user's finger is adjusted by finely adjusting the position of the operation unit not only when selecting the left / right position of the release switch device 3 but also when it is limited to the right position of the camera, for example. It is also possible to set the position to an easy-to-use position that corresponds to individual differences. In this case, the operation device can be configured to move in the front-rear direction or the left-right direction of the camera, for example, at a pitch of several millimeters.

The structure of the operating device is not limited to the one shown in the figure. For example, only the pressing member 34 is held by the casing 33, and the receiving member that is turned on by the pushing of the action portion 341 is used as the camera body 2. Alternatively, the bottom surface 24 of the side mounting portion 21 may be provided. With such a configuration, the electrical system for turning the switch on and off is completely housed in the camera body 2, so electrical troubles such as defective contacts are less likely to occur, and a waterproof structure can be easily provided. There is also an advantage that

The replacement and position adjustment of the operation device described above may be arbitrarily set by the manufacturer or the retailer at the time of factory shipment or at the time of sale.

In the embodiment described above, the release switch device 3 has been described as an example, but other operation parts such as the zoom operation buttons 51 and 52 for operating the zoom mechanism, particularly the operation part having a relatively high operation frequency. Can also be used for. Further, it may be used in the operation unit of other camera devices such as other still cameras and video cameras.

[0037]

[Effect of the device]

 As described above, according to the camera device of the present invention, it is possible to easily select the specification of the operating device according to the user by exchanging the operating device or adjusting the installation position. Therefore, in the release switch device, for example, erroneous operation of the shutter is reduced, and uniform operability can be ensured regardless of the age and sex of the user.

Further, if a plurality of cameras having different specifications according to individual differences of users are facilitated in advance, it takes a lot of time and cost to manufacture the cameras, but in the present invention, the camera bodies have the same specifications. Since only the operating device needs to be selected or the position adjusted, the cost is low and it is also advantageous for stock keeping.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a camera device.

FIG. 2 is a partial perspective view of a camera device showing a structure of a mounting portion.

FIG. 3 is an overall perspective view of a release switch device.

FIG. 4 is an overall sectional front view of a release switch device.

FIG. 5 is an overall perspective view from the bottom side of the release switch device.

FIG. 6 is an overall cross-sectional front view of a release switch device having a large operating resistance of a pressing member.

FIG. 7 is an overall perspective view of a release switch device in which a pressing member has a large exposed area.

FIG. 8 is an overall sectional front view of a release switch device in which a pressing member has a large exposed area.

FIG. 9 is an overall perspective view of the camera device showing a state in which the mounting position of the release switch device has been changed for left-handed use.

[Explanation of symbols]

 1 still video camera 2 camera body 21a, b mounting portion 22 inner side surface 23 guide portion 24 bottom surface 25a, b, c, d terminal 3A, B, C release switch device (operating device) 30 accommodating portion 31 two-stage switch (switch portion) ) 32 substrate 33 casing 331 opening 332 engaging part 34A, B, C pressing member 341 working part 342 pressing part 343 flange 35A, B, C return spring 37a, b, c, d connection part 4 exposure correction button 51, 52 Zoom operation button 6 Flash selection button 7 Viewfinder 8 Display section 9 Eject button 10a, b Track movement button 11 Shooting mode selection button 12 Main power switch 13 Battery storage section 14 Filling member

Claims (4)

[Scope of utility model registration request] 1. A camera device having a camera body and an operating device installed on a mounting portion formed on the camera body, wherein the operating device includes a pressing member displaceable by a pressing operation, and the pressing member. A camera device having a casing that is housed and detachably attached to the attachment portion, and can be exchanged with another prepared operating device. 2. A camera device having a camera body and an operating device installed on a mounting portion formed on the camera body, wherein the operating device houses a pressing member which is displaceable by a pressing operation, and the pressing member. And a casing detachably attached to the attachment portion, the attachment portion is provided at a plurality of locations on the camera body, and the operation device is installed by selecting an arbitrary attachment portion from the plurality of attachment portions. A camera device characterized by being capable of performing. 3. A switch unit, which is turned on / off according to a displacement amount of the pressing member by an operation of the operation device, on the camera body side or the operation device side.
Alternatively, the camera device according to item 2. 4. The camera device according to claim 1, wherein the operation device is a release switch device for starting a photographing operation.