JP3104909U - Televisions and electronic devices with built-in disc players - Google Patents

Abstract

A television and an electronic device with a built-in disc player to which an operation button identification member can be attached without increasing the number of parts and without erroneous attachment.
A television with a built-in disc player having a power button identification member fitted to a power button provided integrally with a front housing, the power button identification member is provided on the back surface of the identification surface. A pair of hook portions 62 having a claw portion 62a at a tip thereof, and a boss portion 63 provided integrally with the power button identification member 60 and projecting from a position shifted downward from the center of the back surface of the identification surface 61. And The power button 50 includes a concave portion 51 having an inner peripheral surface coinciding with the outer peripheral surface of the identification surface 61, and a boss portion insertion hole 53 provided continuously with a hook portion insertion hole 52 provided on the bottom surface of the concave portion 51. And a pair of rib-shaped engaging portions 54 extending from the inner surface of the hook portion insertion hole 52 to the back and engaging with the claw portions 62a.
[Selection diagram] FIG.

Description

  The present invention relates to a television and an electronic device with a built-in disc player, and more particularly, to a television and an electronic device with a built-in disc player including an operation button such as a power button.

  2. Description of the Related Art Conventionally, electronic devices such as a television with a built-in disc player including operation buttons such as a power button have been known. In such an electronic device, a colored power button identification member for distinguishing the power button from other buttons may be attached to the power button. In this case, in the related art, there is a disadvantage that the mounting direction of the power button identification member to the power button may be wrongly mounted upside down.

  By the way, conventionally, there have been proposed various structures capable of mounting various members without erroneous mounting directions (for example, see Patent Literature 1 and Patent Literature 2).

  Patent Document 1 discloses a groove provided in a main body of a push button switch, a hole provided at a position deviated from a center for inserting the push button switch, and a main body of the push button switch provided on an inner peripheral surface of the hole. A cam plate including a claw that engages with the groove, a concave portion provided on the back surface of the switch mounting plate for fitting the cam plate, and a hole for inserting a push button switch provided at a position offset from the center of the concave portion. A structure according to a first example of the related art is disclosed. In the structure disclosed in Patent Literature 1, the holes for inserting the pushbutton switches provided in the concave portion of the switch mounting plate and the cam plate are provided at the same positions deviated from the respective centers, so that the pushbutton switches are provided. Is inserted into the hole, and the groove of the push button switch is engaged with the claw of the cam plate, thereby preventing the push button switch from rotating. This prevents the mounting direction of the push button switch from being shifted with respect to the switch mounting plate.

  Patent Document 2 discloses a structure according to a second conventional example in which a boss is provided on a holder for supporting a light emitting diode, and a hole is provided on a front panel for fitting the boss of the holder. In the structure disclosed in Patent Document 2, the light emitting diode can be positioned with respect to the front panel by inserting the boss of the holder supporting the light emitting diode into the hole of the front panel. This prevents the light emitting diode from being mounted in the wrong mounting direction.

If the mounting structure of the above-described Patent Document 1 or 2 is applied to the above-described conventional mounting structure of the power button identification member to the power button, the mounting direction of the power button identification member is prevented from being mounted upside down. It becomes possible.
Japanese Utility Model Laid-Open No. 3-121633 Japanese Utility Model Publication No. 55-145063

  However, in Patent Literature 1, it is necessary to separately provide a cam plate in order to obtain a structure for preventing the mounting direction of the push button switch from being shifted with respect to the switch mounting plate, so that the number of parts increases. There is. Further, in Patent Document 2 described above, it is necessary to separately provide a holder having a boss in order to obtain a structure for positioning the light emitting diode with respect to the front panel. There is a problem that. Therefore, even when the structure of Patent Document 1 or 2 is applied to a structure for attaching the power button identification member to the power button, there is a problem that the number of parts increases.

  The present invention has been made to solve the above-described problem, and it is possible to attach a power button identification member (operation button identification member) without increasing the number of parts and without erroneous attachment direction. An object of the present invention is to provide a television and an electronic device with a built-in disc player.

Means for solving the problem and the effect of the invention

  A television with a built-in disc player according to a first aspect of the present invention includes a resin front housing that covers the front of the device and a resin housing that is provided integrally with the front housing and that performs an on / off operation of a power supply of the device. A power button, and a disc player built-in television having a resin power button identification member fitted into a predetermined position of the power button and colored to identify the power button and other buttons, The resin power button identification member is provided so as to protrude at a predetermined interval on an elliptical identification surface provided to be located on the front side of the front housing and on a back surface of the identification surface, and to be provided at a tip end. A pair of hooks having a key-shaped claw and a pair of hooks are integrally provided on the power button identification member so as to protrude from a position shifted from the horizontal center line on the back surface of the identification surface by a predetermined distance. And a boss for restricting the mounting direction of the power button identification member with respect to the power button.The resin power button is fitted with the power button identification member, and the outer peripheral surface of the identification surface of the power button identification member. A concave portion for regulating the mounting position of the power button identification member having the substantially matching inner peripheral surface with the power button, and a hook portion provided on the bottom surface of the concave portion and into which a pair of hook portions of the power button identification member are inserted The insertion hole is formed so as to be continuous with the hook insertion hole and to have a width greater than the width of the boss of the power button identification member, and the boss insertion hole into which the boss is inserted, and the hook insertion hole. A pair of rib-shaped engaging portions, which are integrally provided on the back surface of the power button so as to extend from a predetermined position on the inner surface toward the back, and engage with the claw portions of the pair of hook portions. They are out.

In the television with a built-in disc player according to the first aspect, as described above, the boss portion for regulating the vertical mounting direction of the power button identification member with respect to the power button is provided integrally with the resin power button identification member. In addition, by providing a boss insertion hole for inserting the boss into the power button made of resin, it is possible to prevent the power button identification member from being mounted on the power button upside down without increasing the number of parts. be able to. Further, by configuring the boss insertion hole of the power button to have a width larger than the width of the boss of the power button identification member, the width of the boss of the power button identification member and the width of the boss insertion hole are reduced. The boss portion of the power button identification member can be more easily inserted into the boss portion insertion hole of the power button than in the case where the power button button is the same. Even if the gap between the boss portion and the boss portion insertion hole is slightly large, the upper and lower mounting directions of the power button identification member with respect to the power button can be regulated. This does not pose a problem even if the lateral width of the power button identification member is made larger than the lateral width of the boss portion of the power button identification member to form a fitting gap. In addition, a pair of hooks each having a key-shaped claw at its tip are provided so as to protrude at a predetermined interval from the back surface of the identification surface of the power button identification member, and the power button is provided with a pair of power button identification members. A hook portion insertion hole into which the hook portion is inserted, and a pair of rib-shaped engagement portions which engage with claw portions of a pair of hook portions extending from a predetermined position on the inner surface of the hook portion insertion hole toward the back side. Is provided integrally, the power button identification member can be securely fixed to the power button. Further, the power button identification member can be removed from the power button by releasing the engagement between the claw portions of the pair of hook portions and the pair of rib-shaped engagement portions. Further, the power button identification member is fitted into the power button, and a recess is provided for regulating a mounting position of the power button identification member with respect to the power button, and the recess of the power button is formed on the outer periphery of the identification surface of the power button identification member. By having the inner peripheral surface substantially coincident with the surface, when the power button identifying member is fitted into the concave portion of the power button, an extra portion is provided between the concave portion of the power button and the power button identifying member. No gaps are created. Thus, the power button identification member can be positioned with respect to the power button, so that the power button identification member can be attached to the power button at an accurate position. In addition, a pair of rib-shaped engaging members are formed integrally with the rear surface of the power button so as to extend from a predetermined position on the inner surface of the hook insertion hole of the power button toward the back side and engage with the claw portions of the pair of hook portions. By providing the mating portion, a dent that occurs when the resin molded product is cooled is generated around the concave portion of the power button, as compared with the case where the thick engaging portion is provided by the thin rib-shaped engaging portion. Can be made difficult. In addition, since the engagement portion has a rib shape, the engagement portion also functions as a reinforcing member on the back surface of the power button, so that the mechanical strength of the power button can be improved.

  An electronic device according to a second aspect of the present invention includes a front housing that covers a front surface of the device, an operation button provided integrally with the front housing, and an operation button for operating the device, and a predetermined position of the operation button. An operation button identification member is provided for identifying an operation button and another button, and the operation button identification member is provided with an identification surface provided on the front side of the front housing, and an identification surface. A boss portion provided integrally with the operation button identification member so as to protrude from a position deviated from the center of the back surface and for regulating a mounting direction of the operation button identification member with respect to the operation button; It includes a boss insertion hole into which the boss of the button identification member is inserted.

  In the electronic device according to the second aspect, as described above, the boss portion for regulating the mounting direction of the operation button identification member to the operation button is provided integrally with the operation button identification member, and the boss portion is inserted. By providing the boss insertion hole in the operation button, it is possible to prevent the operation button identification member from being mounted on the operation button upside down without increasing the number of components.

  In the electronic device according to the second aspect, preferably, the boss insertion hole is formed to have a width greater than a width of the boss of the operation button identification member. According to this structure, the boss of the operation button identification member is inserted into the boss insertion hole of the operation button as compared with the case where the width of the boss of the operation button identification member is the same as the width of the boss insertion hole. Can be made easier. Even if the gap between the boss and the boss insertion hole is slightly large, it is possible to regulate the mounting direction of the operation button identification member with respect to the operation button. It does not matter even if the gap is made larger by making the width of the boss of the operation button identification member larger than the width of the boss.

  In the electronic device according to the second aspect, preferably, the operation button identification member is provided on the back surface of the identification surface so as to protrude at a predetermined interval, and has a pair of hook portions having a key-shaped claw portion at the tip. The operation button further includes a hook insertion hole into which the pair of hooks of the operation button identification member is inserted, and a back surface of the operation button extending rearward from a predetermined position on the inner surface of the hook insertion hole. And a pair of hook engaging portions that are integrally provided with the hook portions and engage with the claw portions of the pair of hook portions. According to this structure, the operation button identification member can be securely fixed to the operation button by engaging the claw portion of the hook portion with the hook engagement portion. The operation button identification member can be detached from the operation button by releasing the engagement between the claw portions of the pair of hook portions and the pair of hook engagement portions.

  In the electronic device according to the second aspect, preferably, the pair of hook engaging portions include a pair of rib-shaped engaging portions. According to this structure, especially when the operation button is made of resin, the pair of hook engagement portions provided integrally on the back surface of the operation button are also made of resin, so that the rib-shaped engagement portion having a small thickness is provided. Accordingly, it is possible to make it more difficult to generate a depression on the front side of the operation button when the resin molded product is cooled, as compared with the case where the engagement portion having a large thickness is provided. In addition, since the engaging portion has a rib shape, the engaging portion also functions as a reinforcing member on the back surface of the operation button, so that the mechanical strength of the operation button can be improved.

  In the electronic device according to the second aspect, preferably, the operation button further includes a recess in which the operation button identification member is fitted and which regulates a mounting position of the operation button identification member with respect to the operation button. According to this structure, when the operation button identification member is fitted into the depression of the operation button, no extra gap is generated between the depression of the operation button and the operation button identification member. Thus, the operation button identification member can be positioned with respect to the operation button, so that the operation button identification member can be attached to the operation button at an accurate position.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a diagram illustrating a television with a built-in disc player according to an embodiment of the present invention. 2 to 6 are views showing the structure of the power button of the television with a built-in disc player according to the embodiment of the present invention shown in FIG. 7 to 9 are views showing the structure of the power button identification member of the television with a built-in disc player according to one embodiment of the present invention. The structure of the television 1 with a built-in disc player according to an embodiment of the present invention will be described with reference to FIGS.

  As shown in FIG. 1, a television 1 with a built-in disc player according to an embodiment of the present invention includes a display unit 10, a DVD player 20, a VCR 30, a resin front housing 40, and a front housing 40. A power button 50 made of resin and a power button identification member 60 made of resin. A printed circuit board 70 is provided inside the television 1 with a built-in disc player, as shown in FIG. The DVD player 20 is an example of the “disc player” of the present invention. The power button 50 is an example of the “operation button” of the present invention, and the power button identification member 60 is an example of the “operation button identification member” of the present invention. The power button identification member 60 is colored to identify the power button 50 from other buttons. Further, on the right side of the power button 50, a plurality of buttons 80 for operating the television 1 with a built-in disc player, and when connecting the television 1 with a built-in disc player to other devices (not shown). A terminal insertion port 90 for inserting a cable terminal (not shown) to be used is provided. The buttons 80 include a video-DVD switching button 80a and a video recording button 80b.

  The power button 50 includes a hinge portion 55 and a tact switch contact portion 56 as shown in FIG. The printed circuit board 70 includes a tact switch 71 on the upper surface of the printed circuit board 70. The hinge portion 55 is provided below the front surface of the power button 50. The hinge portion 55 is used to easily bend the power button 50 toward the back when the front surface of the resin power button 50 provided integrally with the front housing 40 is pressed during the power on / off operation. Is provided. The tact switch contact portion 56 is provided so as to extend from the back surface of the power button 50 toward the back. The tact switch contact portion 56 and the tact switch 71 are arranged at positions where the back surface of the tact switch contact portion 56 and the tact switch 71 can come into contact with each other when the power is turned on / off.

In this embodiment, as shown in FIGS. 2 to 6, the power button 50 includes a concave portion 51, a hook portion insertion hole 52, a boss portion insertion hole 53, and a pair of rib-shaped engagement portions 54. And As shown in FIGS. 7 to 9, the power button identification member 60 includes an elliptical identification surface 61, a pair of hooks 62 having a claw 62 a at a tip, and a columnar boss 63. In. As shown in FIG. 2, the recess 51 is provided on the front surface of the power button 50 and has an inner peripheral surface substantially matching the outer peripheral surface of the elliptical identification surface 61 of the power button identification member 60. Have been. The concave portion 51 is provided to fit the power button identification member 60 and regulate the mounting position of the power button identification member 60 with respect to the power button 50. As shown in FIG. 6, the hook insertion hole 52 is provided on the bottom surface of the concave portion 51 in a rectangular shape. As shown in FIGS. 3 and 6, the boss insertion hole 53 is provided on the bottom surface of the concave portion 51 so as to be continuous with the hook insertion hole 52, and has a width greater than the width of the columnar boss 63. Is formed. As shown in FIGS. 4 and 5, the pair of rib-shaped engagement portions 54 extend in parallel from the inner surface of the hook portion insertion hole 52 toward the back side so that the distance therebetween is always constant. The power button 50 is integrally provided on the back surface so as to engage with the claw portion 62a of the hook portion 62.

  In the present embodiment, the pair of hook portions 62 are provided on the back surface of the identification surface 61 so as to protrude at a predetermined interval, as shown in FIGS. 8 and 9. As shown in FIGS. 7 and 9, the columnar boss portion 63 is provided integrally with the power button identification member 60 at a position shifted a predetermined distance below the horizontal center line on the back surface of the identification surface 61. Have been. The boss 63 is provided to regulate the vertical mounting direction of the power button identification member 60 with respect to the power button 50.

  Next, a method for attaching and detaching the power button identification member 60 to and from the power button 50 will be described with reference to FIGS. First, when attaching the power button identification member 60, as shown in FIG. 9, the boss portion 63 of the power button identification member 60 is placed below the horizontal center line. In this state, when the power button identification member 60 is moved in the direction of arrow C in FIG. 10, the outer slope of the claw 62 a at the tip of the hook 62 contacts the entrance of the hook insertion hole 52. In this state, when a force in the direction of arrow C in FIG. 10 is applied to the power button identification member 60, the pair of hooks 62 bend in a direction to reduce the distance between the hooks 62 and the hook insertion holes 52 and the rib-shaped engagement. The claw 62a of the hook portion 62 and the rib-shaped engaging portion 54 engage with each other along the portion 54. At this time, at the same time, the side surface of the elliptical identification surface 61 of the power button identification member 60 fits into the concave portion 51 on the front surface of the power button 50, thereby restricting the mounting position of the power button identification member 60 with respect to the power button 50. Is done. This results in the state shown in FIG.

  When the power button identification member 60 is detached, the distal ends of the pair of hooks 62 of the power button identification member 60 are bent in the direction shown in FIG. And push it out toward the front of the power button 50. As a result, the engagement between the claw portion 62a of the hook portion 62 and the rib-shaped engaging portion 54 is released, and the pair of hook portions 62 are moved along the rib-shaped engaging portion 54. As a result, the power button identification member 60 is removed from the power button 50.

  Next, an on / off operation of the power by the power button 50 will be described with reference to FIG. At the time of power on / off operation, the user presses the front surface of the power button 50 in the direction of arrow A in FIG. 4 using a finger or the like. Thereby, the power button 50 bends to the back side with the hinge portion 55 as a fulcrum, and the tact switch contact portion 56 provided on the back surface of the power button 50 moves in the direction of arrow B in FIG. Therefore, the tact switch contact portion 56 contacts the tact switch 71 on the printed circuit board 70 and presses the tact switch 71 from above. As a result, a pulse signal is emitted from the tact switch 71. Then, on / off control of the power supply is performed based on the fact that the pulse signal is detected by the microcomputer (not shown).

  In the present embodiment, as described above, the boss portion 63 for regulating the mounting direction of the power button identification member 60 in the vertical direction with respect to the power button 50 is provided integrally with the power button identification member 60 made of resin. By providing the boss insertion hole 53 for inserting the portion 63 in the power button 50 made of resin, it is possible to prevent the power button identification member 60 from being mounted on the power button 50 upside down without increasing the number of components. can do.

  Further, in the present embodiment, the boss portion insertion hole 53 of the power button 50 is configured to have a width larger than the width of the boss portion 63 of the power button identification member 60, so that the boss portion of the power button identification member 60 is formed. The boss 63 of the power button identification member 60 can be more easily inserted into the boss insertion hole 53 of the power button 50 than when the width of the boss 63 is the same as the width of the boss insertion hole 53. Even if the gap between the boss portion 63 and the boss portion insertion hole 53 is slightly large, the upper and lower mounting directions of the power button identification member 60 with respect to the power button 50 can be regulated. Even if the width of the boss insertion hole 53 is made larger than the width of the boss 63 of the power button identification member 60, there is no problem even if the fitting gap is formed.

  Further, in the present embodiment, a pair of hook portions 62 each having a key-shaped claw portion 62a at the tip thereof are provided so as to protrude from the back surface of the identification surface 61 of the power button identification member 60 at a predetermined interval. The button 50 includes a hook insertion hole 52 into which the pair of hooks 62 of the power button identification member 60 are inserted, and a pair of hooks 62 extending from a predetermined position on the inner surface of the hook insertion hole 52 toward the back. The power button identification member 60 can be securely fixed to the power button 50 by integrally providing the pair of rib-shaped engaging portions 54 that engage with the claw portions 62a. The power button identification member 60 can be removed from the power button 50 by releasing the engagement between the claw portions 62a of the pair of hook portions 62 and the pair of rib-shaped engagement portions 54.

  Further, in the present embodiment, the power button identification member 60 is fitted into the power button 50, and the power button identification member 60 is provided with a recess 51 for regulating the mounting position of the power button 50 with respect to the power button 50. When the power button identification member 60 is fitted into the concave portion 51 of the power button 50 by configuring the power button identification member 51 to have an inner peripheral surface substantially matching the outer peripheral surface of the identification surface 61 of the power button identification member 60. In addition, no extra gap is generated between the concave portion 51 of the power button 50 and the power button identification member 60. Thus, the power button identification member 60 can be positioned with respect to the power button 50, so that the power button identification member 60 can be attached to the power button 50 at an accurate position.

  Further, in the present embodiment, the claw portions 62 a of the pair of hook portions 62 are integrally formed on the back surface of the power button 50 so as to extend from a predetermined position on the inner surface of the hook portion insertion hole 52 of the power button 50 toward the back side. By providing a pair of rib-shaped engaging portions 54 that engage with the resin, the resin molded product is cooled by the rib-shaped engaging portions 54 having a small thickness as compared with a case where a thick engaging portion is provided. It is possible to make it difficult for the depression that occurs when this occurs to occur around the concave portion 51 of the power button 50. In addition, by forming the engaging portion 54 into a rib shape, the engaging portion 54 also functions as a reinforcing member on the back surface of the power button 50, so that the mechanical strength of the power button 50 can be improved.

  It should be noted that the embodiments disclosed this time are illustrative in all aspects and not restrictive. The scope of the present invention is indicated not by the description of the above-described embodiment but by the claims of the utility model registration, and further includes all modifications within the meaning and scope equivalent to the claims of the utility model registration.

  For example, in the above-described embodiment, an example in which the present invention is applied to a television with a built-in disc player as an example of an electronic device is shown. The present invention is also applicable to electronic devices such as disc players.

Further, in the above-described embodiment, an example is shown in which the present invention is applied to a structure in which a power button identification member for identifying a power button and another button is attached to the power button, but the present invention is not limited to this. The present invention is also applicable to a structure in which an operation button identification member for identifying an operation button (recording button or video-DVD switching button) other than the power button and another button is attached to the operation button.

  Further, in the above embodiment, the pair of rib-shaped engaging portions 54 are provided so as to extend from the back surface of the power button toward the back so that the interval between them is always constant, but the present invention is not limited to this. Instead, as shown in FIG. 11, a pair of rib-shaped engaging portions 54a may be provided so that the interval between them (see arrow D in FIG. 11) becomes narrower as it goes deeper. According to this configuration, the claw portion of the hook portion and the rib-shaped engaging portion 54a can be more reliably engaged.

  Further, in the above embodiment, the identification surface of the power button identification member is formed in an elliptical shape, but the present invention is not limited to this, and the shape of the outer peripheral surface of the identification surface is formed in a shape such as a square or a triangle. Is also good. In this case, it is preferable to change the shape of the inner peripheral surface of the concave portion so as to match the shape of the outer peripheral surface of the identification surface.

FIG. 3 is a diagram illustrating a television with a built-in disc player according to an embodiment of the present invention. FIG. 2 is an enlarged view showing a power button of the television with a built-in disc player according to the embodiment of the present invention shown in FIG. 1. FIG. 3 is a diagram illustrating a power button of the television with a built-in disc player according to the embodiment of the present invention illustrated in FIG. FIG. 3 is a cross-sectional view along the line 100-100 in FIG. 2. FIG. 3 is a sectional view taken along line 200-200 in FIG. 2. FIG. 3 is a diagram illustrating a state in which a power button identification member is removed from a power button of the television with a built-in disc player according to the embodiment of the present invention illustrated in FIG. 2. FIG. 3 is a side view showing a power button identification member of the television with a built-in disc player according to the embodiment of the present invention. FIG. 3 is a top view illustrating a power button identification member of the television with a built-in disc player according to the embodiment of the present invention. FIG. 4 is a rear view showing the power button identification member of the television with a built-in disc player according to the embodiment of the present invention. FIG. 6 is a sectional view showing a state before the power button identification member is fitted to the power button in the television with a built-in disc player according to the embodiment of the present invention shown in FIG. 5. FIG. 5 is a view showing a modification of the rib-shaped engaging portion of the power button of the television with a built-in disc player according to the embodiment of the present invention.

Explanation of reference numerals

1 Television 40 with built-in disc player Front housing 50 Power button (operation button)
51 concave portion 52 hook portion insertion hole 53 boss portion insertion hole 54, 54a rib-shaped engagement portion 60 power button identification member (operation button identification member)
61 Identification surface 62 Hook 63 Boss 62a Claw

Claims (6)

A resin front housing that covers the front of the device, a resin power button that is provided integrally with the front housing, and performs a power on / off operation of the device; and A disc player built-in television, which is fitted and provided with a colored resin power button identification member for identifying the power button and other buttons,
The power button identification member made of resin,
An elliptical identification surface provided to be located on the front side of the front housing,
A pair of hooks that are provided so as to protrude at a predetermined interval on the back surface of the identification surface and have a key-shaped claw at the tip,
The power button identification member is provided integrally with the power button identification member so as to protrude downward from the horizontal center line on the rear surface of the identification surface at a predetermined distance, and the mounting direction of the power button identification member with respect to the power button. And a boss for regulating the
The power button made of resin is
The power button identification member is fitted into the power button identification member. The power button identification member has an inner peripheral surface substantially coincident with an outer peripheral surface of the identification surface of the power button identification member. A recess,
A hook insertion hole provided on the bottom surface of the concave portion, into which a pair of hooks of the power button identification member is inserted,
A boss insertion hole that is formed so as to be continuous with the hook insertion hole and has a width greater than the width of the boss of the power button identification member, and into which the boss is inserted,
A pair of rib-like engaging members are provided integrally on the back surface of the power button so as to extend from a predetermined position on the inner surface of the hook portion insertion hole toward the back side, and engage with the claw portions of the pair of hook portions. A television with a built-in disc player, including: A front housing that covers the front of the device, an operation button provided integrally with the front housing, for operating the device, and attached to a predetermined position of the operation button, An operation button identification member for identifying the button and
The operation button identification member is integrated with the operation button identification member so as to protrude from an identification surface provided on the front side of the front housing and from a position shifted from the center of the back surface of the identification surface. Boss portion for regulating the mounting direction of the operation button identification member with respect to the operation button,
The electronic device, wherein the operation button includes a boss insertion hole into which a boss of the operation button identification member is inserted.   The electronic device according to claim 2, wherein the boss insertion hole is formed to have a width greater than a width of the boss of the operation button identification member. The operation button identification member is provided so as to protrude at a predetermined interval on the back surface of the identification surface, and further includes a pair of hooks having a key-shaped claw at a tip thereof.
The operation button includes a hook insertion hole into which the pair of hooks of the operation button identification member is inserted, and a back surface of the operation button extending from a predetermined position on the inner surface of the hook insertion hole toward the back. 4. The electronic device according to claim 2, further comprising: a pair of hook engaging portions provided integrally with the pair of hook portions and engaging with the claw portions of the pair of hook portions. 5.   The electronic device according to claim 2, wherein the pair of hook engaging portions includes a pair of rib-shaped engaging portions. The electronic device according to any one of claims 2 to 5, wherein the operation button further includes a recess into which the operation button identification member is fitted and which regulates a mounting position of the operation button identification member with respect to the operation button. machine.

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