JP2006278978A - Small-sized electronic equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide small-sized electronic equipment capable of preventing the easy separation of a design panel. <P>SOLUTION: A mobile phone 1 has a design panel 4 freely detachable from a back face cover 21 of a casing 2, wherein a slide connection member 41 is projected on the back surface of the design panel 4, and long holes 23 fitted into the slide connection member 41 are formed at the back face cover 21. The design panel 4 is made slidable between a first position where the slide connection member 41 is located on the side of the first opening 23a of the long holes 23 so as to freely remove the design panel 4, and a second position where the slide connection member 41 is located on the side of the second opening 23b of the long holes 23 so as to fix the design panel 4 to a prescribed position of the back face cover 21. In the casing 2, a flat spring exhibiting a resistance force against the movement of the design panel 4 is arranged along the long holes 23, and the flat spring has a flat part that comes in sliding contact with the slide connection member 41 in the course that the design panel 4 slides in a fixed range between the first position and the second position. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a small electronic device such as a mobile phone having a decorative panel that is detachably attached to a surface of a housing.

Some conventional mobile phones have a configuration in which a decorative panel having a different design is prepared and the decorative panel can be detachably attached to the surface of the mobile phone in order to cope with various user preferences.
For example, the cellular phone (7) shown in FIG. 14 connects the first casing (71) and the second casing (72) to each other via a pair of hinge mechanisms (73) and (73) so as to be openable and closable. Configured. The first casing (71) is provided with an LCD (not shown) on the surface facing the second casing (72), and the second casing (72) includes the first casing (71). A plurality of operation buttons (not shown) are provided on the opposite surface.

The cellular phone (7) includes a decorative panel (8) that is detachably attached to the back surface of the first casing (71). A pair of slide grooves (74) and (74) extending linearly along the longitudinal direction of the first casing (71) are formed on both sides of the back surface of the first casing (71). A pair of locking portions (75) and (75) are formed at the end of the first housing (71) while being formed toward the outside of the housing (71).
In addition, a pair of slide engaging portions (81) (81) extending linearly along the longitudinal direction of the decorative panel (8) are provided on both sides of the back surface of the decorative panel (8) so as to face each other. In addition, a pair of locking pieces (82) and (82) project from the end of the back surface of the decorative panel (8) toward the inside of the decorative panel (8).

As shown in FIG. 15, an opening (76) is formed at a substantially central portion of each slide groove (74) of the first casing (71), and a first casing (adjacent to the opening (76)). 71) has a pair of L-shaped rib portions (77), (77) projecting inwardly, and a substantially U-shaped lock spring between the rib portions (77), (77). (9) is arranged. A protrusion (91) is formed at the center of the lock spring (9), and the protrusion (91) protrudes into the slide groove (74) through the opening (76).
Moreover, the convex part (83) is provided in the center part of each slide engagement part (81) of the decorative panel (8) toward the inner side of the decorative panel (8).

When the decorative panel (8) is attached to the first casing (71) of the cellular phone (7), the hinge mechanism (72) (72) is arranged along the back surface of the first casing (71) shown in FIG. The decorative panel (8) is slid from the end side opposite to the base end of the first casing (71) connected to the base toward the base end.
In the process of sliding the decorative panel (8), the slide engaging portion (81) of the decorative panel (8) is engaged with the slide groove (74) of the first housing (71), thereby the decorative panel (8). ) Cannot be moved in two directions perpendicular to the slide direction, and only the movement of the decorative panel (8) along the slide direction is allowed.

Further, when the decorative panel (8) is slid, the projecting portion (83) of the slide engaging portion (81) shown in FIG. 15 is located on the first inclined surface (92a) of the projecting portion (91) of the lock spring (9). Thus, the lock spring (9) is elastically deformed toward the inside of the first housing (71).
Thereafter, the decorative panel (8) is mounted on the back surface of the first housing (71) in a state where the convex portion (83) of the slide engaging portion (81) has passed over the protrusion (91) of the lock spring (9). Installed in place. In this state, the pair of locking portions (75) and (75) of the first casing (71) shown in FIG. 1 and the pair of locking pieces (82) and (82) of the decorative panel (8) are provided. , Respectively engage with each other.

  With the decorative panel (8) attached to a predetermined position on the back surface of the first casing (71), the direction of removing the decorative panel (8), that is, the opposite side from the base end side of the first casing (71). When the force in the direction toward the end of the lip acts on the decorative panel (8), the convex portion (83) of the slide engagement portion (81) causes the second portion of the protrusion (91) of the lock spring (9). By pressing the inclined surface (92b), the lock spring (9) is elastically deformed toward the inside of the first housing (71), thereby exerting a resistance against the force in the removal direction. As a result, the decorative panel (8) does not fall off from the back surface of the first housing (71) unless a certain amount of force in the removal direction acts on the decorative panel (8).

On the other hand, when removing the decorative panel (8) from the first casing (71), the base end side of the first casing (71) along the back surface of the first casing (71) shown in FIG. Slide toward the opposite end.
In the process of sliding the decorative panel (8), the convex portion (83) of the slide engaging portion (81) shown in FIG. 15 moves on the second inclined surface (92b) of the protrusion (91) of the lock spring (9). By sliding, the lock spring (9) is elastically deformed toward the inside of the first housing (71).
If the decorative panel (8) is further slid after the convex part (83) of the slide engaging part (81) gets over the protrusion (91) of the lock spring (9), the sliding engagement of the decorative panel (8) will occur. The engagement between the portion (81) and the slide groove (74) of the first housing (71) is released, thereby making it possible to remove the decorative panel (8) (see Patent Document 1).
JP 2003-143268 A [H04M 1/02]

However, in the conventional structure for attaching / detaching the decorative panel (8) of the cellular phone (7), for example, when the cellular phone (7) is accidentally dropped on the floor surface, the first casing (71) or the decorative panel is provided. An impact force is applied to (8), and a force in the removal direction acts on the decorative panel (8). At this time, once the convex portion (83) of the slide engagement portion (81) of the decorative panel (8) shown in FIG. 15 gets over the protrusion portion (91) of the lock spring (9), the force in the removal direction is not affected. Since the drag does not act, the decorative panel (8) is easily detached.
Accordingly, an object of the present invention is to provide a small electronic device in which a decorative panel is not easily detached.

The small electronic device of the present invention comprises a housing (2) and a decorative panel (4) that can be attached to and detached from the surface by sliding in one axial direction along the surface of the housing (2). The casing (2) is provided with a long hole (23) along the one axial direction, and a slide engagement which can be fitted into the long hole (23) on the back surface of the decorative panel (4). A portion (41) is projected.
In the decorative panel (4), the slide engagement portion (41) is located on one end side in the longitudinal direction of the long hole (23) of the casing (2), so that the decorative panel (4) can be removed. The first position, the slide engagement portion (41) is positioned on the other end side in the longitudinal direction of the long hole (23) of the casing (2), and the decorative panel (4) is positioned on the casing (2). The housing (2) can resist the movement of the decorative panel (4) along the long hole (23). The elastic member is provided on the slide engagement portion (41) in the process of sliding the decorative panel (4) within a certain range between the first position and the second position. It has a sliding contact portion to be in contact.

In the above-described small electronic device of the present invention, in a state where the decorative panel (4) is attached to a predetermined position on the surface of the casing (2), for example, the decorative panel (4) is accidentally dropped on the floor surface, and the casing (2) or the decorative panel When an impact force is applied to (4) and a force in the removal direction is applied to the decorative panel (4), the decorative panel (4) moves from the second position toward the first position. .
Here, when the decorative panel (4) is located within a certain range between the second position and the first position, the slide engaging portion (41) of the decorative panel (4) is in sliding contact with the elastic member. The elastic member exerts a resistance against the movement of the decorative panel (4) in the removal direction.

  Therefore, according to the small electronic device of the present invention, even if a force in the removal direction is applied to the decorative panel (4), the decorative panel (4) is within a certain range between the first position and the second position. As long as it is positioned, the decorative panel (4) is held in the casing (2) by the drag exerted by the elastic member.

  In a specific configuration, the elastic member is a leaf spring (5) installed along the long hole (23) of the casing (2), and in the center thereof, toward the long hole (23). A projecting flat portion (51), the flat portion (51) forming the sliding contact portion, and the decorative panel (4) sliding between the first position and the second position Thus, the slide engagement portion (41) slides on the flat portion (51) of the leaf spring (5).

  In the specific configuration, the slide engaging portion (41) of the decorative panel (4) is between the first position and the second position corresponding to the length of the flat portion (51) of the leaf spring (5). The flat part (51) is slidably contacted within a certain range. At this time, due to the elastic force of the leaf spring (5), a large sliding resistance is generated between the slide engagement portion (41) of the decorative panel (4) and the flat portion (51) of the leaf spring (5). As a result, a drag force is exerted against the movement of the decorative panel (4) in the removal direction.

  In a specific configuration, the leaf spring (5) is formed with an inclined portion (52b) extending from one end of the flat portion (51) and spaced from the elongated hole (23) of the housing (2). When the decorative panel (4) is located at the second position, the slide engaging portion (41) of the decorative panel (4) is in contact with the inclined portion (52b) of the leaf spring (5). The decorative panel (4) is pressed toward the second position by the sliding contact and the elastic biasing force of the inclined portion (52b).

  In the specific configuration, in a state where the decorative panel (4) is attached to a predetermined position on the surface of the housing (2), the slide engaging portion (41) of the decorative panel (4) is formed of the leaf spring (5). The sliding engagement part (41) of the decorative panel (4) is in sliding contact with the inclined part (52b), and the elastic biasing force of the leaf spring (5) causes the long hole (23) of the casing (2) to It will be pressed against the inner surface. Thereby, for example, it is possible to prevent the decorative panel (4) from being vibrated by a ringing tone emitted from a speaker, and it is possible to prevent so-called chattering due to the vibration of the decorative panel (4).

  In a more specific configuration, the slide engagement portion (41) of the decorative panel (4) is formed in an L shape, and a shaft portion (41a) substantially perpendicular to the back surface of the decorative panel (4); The shaft (41a) has a head (41b) projecting substantially parallel to the back surface of the decorative panel (4) at the tip, and the slot (23) of the housing (2) A wide first opening (23a) and a narrow second opening (23b) are provided along the one axial direction, and the decorative panel (4) is slidably engaged in the first position. The joint portion (41) can be fitted into the first opening (23a) of the long hole (23), and the shaft portion (41a) of the slide engagement portion (41) is inserted into the long hole at the second position. The head (41b) engages with the opening edge of the second opening (23b) while fitting into the second opening (23b) of (23).

In the specific configuration, when the decorative panel (4) is located at the first position, that is, the slide engaging portion (41) of the decorative panel (4) is formed in the long hole (23) of the housing (2). When located in the first opening (23a), the first opening (23a) of the long hole (23) of the housing (2) is connected to the slide engaging portion (41) of the decorative panel (4). Since it has a shape that can be inserted, the decorative panel (4) can be removed from the casing (2) without resistance.
On the other hand, when the decorative panel (4) is located at the second position, the shaft portion (41a) of the slide engagement portion (41) is located at the second opening portion (23b) of the elongated hole (23). At the same time, the head (41b) engages with the opening edge of the second opening (23b), thereby making it impossible to move the decorative panel (4) in two directions perpendicular to the sliding direction.

  According to the small electronic device of the present invention, it is possible to prevent the decorative panel (4) from easily falling off the casing (2), thereby preventing the decorative panel (4) from being damaged or lost.

Hereinafter, embodiments of the present invention in a mobile phone will be described in detail with reference to the drawings.
As shown in FIG. 1, the cellular phone (1) of the present invention can open and close the first casing (2) and the second casing (3) through a pair of hinge mechanisms (12) and (12). Concatenated and configured. The first housing (2) is provided with a main LCD (not shown) on the surface facing the second housing (3), and the second housing (3) has the first housing (2). Are provided with a plurality of operation buttons (not shown).
The first housing (2) is composed of a back cover (21) and a front cover (22), and is a sub LCD arranged in the first housing (2) from the window of the back cover (21). (11) is exposed. A decorative panel (4) is detachably attached to the back cover (21) of the first housing (2).

As shown in FIGS. 3 and 4, the decorative panel (4) has a substantially U shape, and the back surfaces of both side portions (49) and (49) extending substantially in parallel from both ends of the base portion (48) of the decorative panel (4). A pair of L-shaped slide engaging portions (41) and (41) are provided so as to protrude in directions facing each other. Further, a plurality of pairs of projecting pieces (42) and (42) are provided on the back surfaces of the outer peripheral portions of both side portions (49) and (49) so as to face each other. Further, a pair of L-shaped locking pieces (43) and (43) project from the front and back surfaces of the side portions (49) and (49), respectively.
As shown in FIG. 7, each slide engaging portion (41) includes a shaft portion (41a) substantially perpendicular to the back surface of the decorative panel (4), and a tip of the shaft portion (41a) at the front surface with respect to the back surface. And a head (41b) projecting substantially in parallel.
As a material for the decorative panel (4), synthetic resin such as ABS resin, PC / ABS resin, or PMMA resin can be used.

  As shown in FIG. 2, a pair of slide engaging portions (41) (41) of the decorative panel (4) shown in FIG. 4 is engaged with the back cover (21) of the first housing (2). Long holes (23) and (23) are opened, and each long hole (23) is opposite to the base end portion from the base end portion of the back cover (21) connected to the hinge mechanism (12) (12). It has a long shape toward the side end (hereinafter referred to as the tip). Each elongated hole (23) is composed of a first opening (23a) on the distal end side of the back cover (21) and a second opening (23b) on the proximal end side, and the elongated hole (23) The width of the first opening (23a) in the direction orthogonal to the longitudinal direction of the first opening (23a) is formed larger than the width of the second opening (23b), and the first opening (23a) ) Of the slide engaging portion (41). The head portion (41b) of the slide engaging portion (41) can be fitted.

  Further, on the outer peripheral portion of the back cover (21) of the first housing (2), a plurality of pairs of protrusions (42) and (42) of the decorative panel (4) shown in FIG. Guide grooves (24) and (24) are formed, and the locking pieces (43) and (43) of the decorative panel (4) shown in FIG. A pair of locking portions (25) and (25) to be engaged with each other are formed.

  As shown in FIGS. 5 and 6, two inner wall surfaces (26 a, 26 b) parallel to the longitudinal direction of the long holes (23) are formed on the back surface of the back cover (21) of the first housing (2). A substantially U-shaped leaf spring (5) is installed along the inner wall surface (26b) located inside the first housing (2). The leaf spring (5) extends from both ends of the flat portion (51) along the inner wall surface (26b) of the second opening (23b) of the long hole (23) and extends from the both ends of the flat portion (51). It has a pair of inclined parts (52a) (52b) spaced apart from the long hole (23) of the body (2).

  In the decorative panel (4), the slide engaging portion (41) of the decorative panel (4) is positioned in the first opening (23a) of the long hole (23) of the back cover (21). 4) the first position where the panel can be removed, and the sliding engagement part (41) of the decorative panel (4) is the end of the long hole (23) of the casing (2) on the first opening (23b) side. The decorative panel (4) can be slid between the second position fixed at a predetermined position of the back cover (21).

  5 to 7 show a state in which the decorative panel (4) is installed in the first position. In this state, the slide engaging portion (41) of the decorative panel (4) is attached to the back cover (41). It is located in the 1st opening part (23a) of the long hole (23) of 21), and is spaced apart from the leaf | plate spring (5). Further, as shown in FIG. 7, the shaft portion (41a) and the head portion (41b) of the slide engagement portion (41) are not engaged with the back cover (21), so that the decorative panel (4) is resisted. It can be removed without.

When attaching the decorative panel (4) to the back cover (21) of the first housing (2), first, the head (41b) of the slide engaging portion (41) of the decorative panel (4) is attached to the back cover (4). 21) is fitted into the first opening (23a) of the long hole (23). As a result, the decorative panel (4) is positioned at the first position.
Then, the decorative panel (4) is slid along the surface of the back cover (21) toward the base end of the back cover (21).
In the process of sliding the decorative panel (4), the slide engaging portion (41) of the decorative panel (4) moves along the long hole (23) of the back cover (21), and the slide engaging portion (41 ) Head part (41b) comes into contact with one inclined part (52a) of the leaf spring (5). The inclined portion (52a) is pressed by the head (41b) of the slide engaging portion (41) and elastically deforms toward the inside of the first housing (2), whereby the decorative panel (4) Movement is allowed.

When the decorative panel (4) is slid to an intermediate position between the first position and the second position shown in FIGS. 8 to 10, the slide engaging portion (41) of the decorative panel (4) is As shown in FIG. 9, the head portion (41b) of the slide engagement portion (41) is located in the second opening (23b) of the long hole (23) of the back cover (21), and the leaf spring (5). In contact with the flat portion (51). The flat portion (51) is pressed by the head (41b) of the slide engagement portion (41) and elastically displaced toward the inside of the first housing (2), and the elasticity of the leaf spring (5). The repulsive force increases the sliding resistance between the head portion (41b) of the slide engaging portion (41) of the decorative panel (4) and the flat portion (51) of the leaf spring (5). A large resistance against the sliding operation of the decorative panel (4) is exhibited.
Further, as shown in FIG. 10, the shaft portion (41a) of the slide engagement portion (41) of the decorative panel (4) is fitted into the second opening portion (23b) of the long hole (23) and the head portion. Since (41b) is engaged with the opening edge of the second opening (23b), the decorative panel (4) cannot move in two directions perpendicular to the sliding direction, and the decorative panel along the sliding direction Only the movement of (4) is allowed.

Further, when the decorative panel (4) is slid to the second position shown in FIGS. 11 to 13, as shown in FIGS. 11 and 12, the shaft portion (41) of the slide engaging portion (41) of the decorative panel (4) is obtained. 41a) abuts against the inner wall surface of the second opening (23b) of the long hole (23) of the back cover (21), thereby toward the base end of the back cover (21) of the decorative panel (4). Cannot be moved. In this state, the head portion (42b) of the slide engagement portion (41) of the decorative panel (4) passes over the flat portion (51) of the leaf spring (5) and is in sliding contact with the inclined portion (52b). And is pressed against the inner wall surface of the second opening (23b) by the elastic force of the leaf spring (5).
Further, as shown in FIG. 13, the shaft portion (41a) of the slide engaging portion (41) of the decorative panel (4) is fitted into the second opening (23b) of the long hole (23), and the head Since (41b) is engaged with the opening edge of the second opening (23b), this makes it impossible to move the decorative panel (4) in two directions perpendicular to the sliding direction.
Furthermore, a pair of locking pieces (43) and (43) projecting from the rear surface of the base end and the front end of the decorative panel (4) shown in FIG. 4 are connected to the base end and the front end of the back cover (21). The decorative panel (4) is fixed to a predetermined position of the back cover (21) by engaging with the pair of locking portions (25) and (25) projecting from each other.

  When removing the decorative panel (4) from the back cover (21) of the first housing (2), the decorative panel (4) is moved from the second position to the first position through the intermediate position to the rear cover (21). Slide in the direction of the tip. Since the above-described operation for attaching the decorative panel (4) to the back cover (21) of the first housing (2) is merely performed in the reverse order, detailed description thereof is omitted.

In the cellular phone (1) of the present invention, for example, the cellular phone (1) is accidentally dropped on the floor surface with the decorative panel (4) attached to a predetermined position of the back cover (21). When the impact force is applied to the back cover (21) or the decorative panel (4) of the first housing (2) and the force in the removing direction is applied to the decorative panel (4), the decorative panel (4) , It moves from the second position toward the first position.
Here, at the intermediate position between the second position and the first position, the flat portion (51) is covered with a makeup within a wide range corresponding to the length of the flat portion (51) of the leaf spring (5). The slide engagement portion (41) of the panel (4) is in sliding contact with the elastic force of the leaf spring (5), and the slide engagement portion (41) of the decorative panel (4) and the flat portion (51 of the leaf spring (5)). ), A large sliding resistance is generated, and as a result, a resistance is exerted against the movement of the decorative panel (4) in the removal direction.

Therefore, according to the mobile phone (1) of the present invention, even if a force in the removal direction acts on the decorative panel (4), as long as the decorative panel (4) does not move to the first position, that is, the removal position, The decorative panel (4) is held by the back cover (21) of the first housing (2) by the sliding resistance.
This prevents the decorative panel (4) from being easily detached from the back cover (21) of the first housing (2). As a result, the decorative panel (4) can be removed as the decorative panel (4) is removed. Damage and loss can be prevented.

  Further, according to the cellular phone (1) of the present invention, the decorative panel (4) is mounted in a state where the decorative panel (4) is attached to a predetermined position of the back cover (21) of the first housing (2). As shown in FIG. 12, the slide engaging portion (41) is in sliding contact with the inclined portion (52b) of the leaf spring (5), and the second opening (23b) is caused by the elastic force of the leaf spring (5). For example, the decorative panel (4) does not vibrate due to an incoming call sound emitted from a speaker, and so-called chatter noise due to the vibration of the decorative panel (4) does not occur.

  Further, as shown in FIGS. 5 and 6, since the leaf spring (5) is installed on the back surface of the back cover (21) of the first housing (2), as shown in FIG. 2, the decorative panel (4) Even when is removed from the back cover (21), it is not exposed on the surface of the back cover (21). Therefore, since the user does not touch the leaf spring (5), the leaf spring (5) is not deformed or damaged.

  In addition, each part structure of this invention is not restricted to the said embodiment, A various deformation | transformation is possible within the technical scope as described in a claim. For example, in the present embodiment, the leaf spring (5) having the flat portion (51) is employed as the elastic member that exerts a resistance against the movement of the decorative panel (4). The member has any shape as long as the decorative panel (4) can exert a resistance against the movement of the decorative panel (4) within a wide range between the first position and the second position. It's okay.

1 is a perspective view of a mobile phone according to the present invention. It is a perspective view which shows the state which removed the makeup | decoration panel from this mobile telephone. It is a perspective view of a decorative panel. It is the perspective view which looked at the decorative panel from the back side. It is the top view which looked at the back cover of the 1st case from the back side when a decoration panel exists in the 1st position. It is a top view which expands and shows the A section of FIG. It is sectional drawing which follows the BB line of FIG. It is the top view which looked at the back cover of the 1st case from the back side when a decorative panel is in an intermediate position. It is a top view which expands and shows the C section of FIG. It is sectional drawing which follows the DD line | wire of FIG. It is the top view which looked at the back cover of the 1st case from the back side when a decoration panel is in the 2nd position. It is a top view which expands and shows the E section of FIG. It is sectional drawing which follows the FF line | wire of FIG. It is a perspective view which shows the state which removed the decorative panel from the conventional mobile telephone. It is a partially broken top view which expands and shows the principal part of the conventional mobile phone.

Explanation of symbols

(1) Mobile phone
(2) First housing
(21) Back cover
(23) Slotted hole
(23a) First opening
(23b) Second opening
(24) Guide groove
(25) Locking part
(3) Second housing
(4) Makeup panel
(41) Slide engagement part
(41a) Shaft
(41b) Head
(42) Projection
(43) Locking piece
(5) Leaf spring
(51) Flat part
(52a) (52b) Slope

Claims (4)

  In a small electronic device comprising a housing (2) and a decorative panel (4) that can be attached to and detached from the surface by sliding in one axis along the surface of the housing (2). A long hole (23) is formed in the body (2) along the one axial direction, and a slide engagement portion (41) that can be fitted into the long hole (23) is formed on the back surface of the decorative panel (4). ), And the decorative panel (4) has a sliding engagement portion (41) positioned on one end side in the longitudinal direction of the long hole (23) of the housing (2). The first position where the panel (4) can be removed, and the slide engagement portion (41) is located on the other end side in the longitudinal direction of the long hole (23) of the housing (2), so that the decorative panel ( 4) can reciprocate between a second position fixed to a predetermined position of the casing (2), and the casing (2) has a decorative panel ( 4) An elastic member that should exhibit resistance against movement is provided. The elastic member has a sliding contact portion to be brought into sliding contact with the slide engagement portion (41) in the process of sliding the decorative panel (4) within a certain range between the first position and the second position. A small electronic device characterized by that.   The elastic member is a leaf spring (5) installed along the long hole (23) of the housing (2), and a flat part (protruding toward the long hole (23)) at the center thereof. 51), the flat portion (51) forms the sliding contact portion, and in the process of sliding the decorative panel (4) between the first position and the second position, the leaf spring The small electronic device according to claim 1, wherein the slide engagement portion (41) slides on the flat portion (51) of (5).   The leaf spring (5) is formed with an inclined portion (52b) extending from one end of the flat portion (51) and separated from the elongated hole (23) of the housing (2). 4) is positioned at the second position, the slide engaging portion (41) of the decorative panel (4) is in sliding contact with the inclined portion (52b) of the leaf spring (5), and the inclined portion ( The small electronic device according to claim 2, wherein the decorative panel (4) is pressed toward the second position by the elastic biasing force of 52b).   The slide engagement portion (41) of the decorative panel (4) is formed in an L shape, and a shaft portion (41a) substantially perpendicular to the back surface of the decorative panel (4), and the shaft portion (41a) A head (41b) projecting substantially parallel to the back surface of the decorative panel (4) at the tip, and the long hole (23) of the casing (2) is along the one-axis direction. The first opening (23a) having a wide width and the second opening (23b) having a small width, and the decorative panel (4) has the slide engaging portion (41) at the first position. It can be fitted into the first opening (23a) of the long hole (23), and the shaft portion (41a) of the slide engaging portion (41) is inserted into the second opening of the long hole (23) at the second position. The small electronic device according to any one of claims 1 to 3, wherein the small electronic device is fitted into the portion (23b) and the head portion (41b) is engaged with the opening edge of the second opening portion (23b).

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