WO2005069711A1 - Portable device - Google Patents

Abstract

A portable device comprising a display device (4) for displaying information in the form of letters, images or the like, a box (6) storing the display device (4) and having a display window (10, 11) in a position corresponding to the display plane of the display device (4), and an elastic body (14) inserted between at least one side surface of the display device (4)and the box (6), wherein the display device (4) is positionally controlled for free movement by the elastic body (14). Therefore, it is intended to provide a portable device that has high strength performance against a shock applied from outside the box (6) to the display device (4) held in the box (6).

Description

 Specification

Portable equipment

Technical field

 The present invention relates to a portable device that holds a display device inside a housing, and more particularly to a device that prevents a display device from being damaged by an external force.

 Conventional technology

 In recent years, mobile devices such as mobile phones have been required to be thinner for convenience in carrying, and thus the housing and the display panel are becoming thinner. However, by reducing the thickness of the housing and the display panel, the strength of the mobile phone main body and the display panel is insufficient, the impact resistance is reduced, and the display panel is easily damaged. In addition, as the use of mobile phones as multimedia terminals has expanded, it has been required to increase the display size so that a large amount of information can be displayed. Is spurred on.

 As a display protection mechanism that protects the display panel mounted inside against the impact received from the outside of the housing, for example, Japanese Patent Application Laid-Open No. H11-112122 A portable communication device in which ribs are protruded from both ends of a high shield case and the shield case supports the housing via the ribs is described.

However, in this portable communication device, when a shock is applied in the thickness direction at the end of the display, a load is applied to the shield case fixing the display, and the shield case is deformed and the shield case is deformed. There was a problem that the display fixed to the case was also deformed. In addition, in this portable communication device, the impact applied to the side of the housing is not considered at all, so if an impact occurs in the side of the housing, the display panel will not be damaged at all. There was a problem that it was not reduced. The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a portable device in which a display device held inside a housing has high strength performance against an impact received from the outside of the housing. It is the purpose.

Disclosure of the invention

 A portable device according to the present invention includes a display device that displays information such as characters and images, a housing that accommodates the display device, and a display window that is provided at a position corresponding to a display surface of the display device. The display device includes an elastic body inserted between at least one side surface of the display device and the housing, and the display device is configured to be movably regulated by the elastic body.

 According to the above configuration, since the display device can float inside the housing, it is difficult for the impact to be transmitted to the display device, and deformation and damage of the display device can be prevented.

Description of the drawings

 FIG. 1 is an external view of a mobile phone as a mobile device of the present invention. FIG. 2 is a cross-sectional view (a) along line XX and a cross-sectional view (b) along line YY of FIG. 1 according to the first embodiment.

 FIG. 3 is a cross-sectional view taken along line ZZ of FIG. 2 according to the first embodiment.

 FIG. 4 is an exploded perspective view of the mobile phone according to the first embodiment. FIG. 5 is a state diagram when an external force A from the front case 7 is applied to the mobile phone according to the first embodiment.

 FIG. 6 is a state diagram when an external force B from the longitudinal direction is applied to the mobile phone according to the first embodiment.

 FIG. 7 is a cross-sectional view (a) along the line XX and a cross-sectional view (b) along the line YY of FIG. 1 according to the second embodiment.

FIG. 8 is a cross-sectional view taken along line ZZ of FIG. 7 according to the second embodiment. O

 FIG. 9 is an exploded perspective view of the mobile phone according to the second embodiment. FIG. 10 is a state diagram when an external force A from the front case 7 is applied to the mobile phone according to the second embodiment.

 FIG. 11 is a state diagram when an external force B from the longitudinal direction is applied to the mobile phone according to the second embodiment.

 FIG. 12 is a cross-sectional view taken along line ZZ of FIG. 7 according to the second embodiment.

 FIG. 13 is a sectional view (a) along line XX and a sectional view (b) along line YY of FIG. 1 according to the second embodiment.

 FIG. 14 is a cross-sectional view (a) along the line XX and a cross-sectional view (b) along the line YY of FIG. 1 according to the second embodiment.

 FIG. 15 is a cross-sectional view (a) along line X-X and a cross-sectional view (b) along line YY of FIG. 1 according to the second embodiment.

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1.

 Hereinafter, Embodiment 1 will be described.

 FIG. 1 is an external view of a mobile phone as a mobile device of the present invention, and FIG. 2 is a cross-sectional view (a) along line XX of FIG. b), and FIG. 3 is a cross-sectional view taken along line ZZ of FIG. 2 (b) according to the first embodiment. FIG. 4 is an exploded perspective view of the mobile phone according to Embodiment 1.

In FIG. 1 to FIG. 4, a display device 4 in which an LCD (Liquid Crystal D isp 1 ay) display panel 1 and an auxiliary LCD display panel 2 are held on both sides of an LCD holder 3 is a screw 5 Front case 7 and rear case 8 as housing 6 Is housed in The LCD display panel 1 displays various information such as characters and images, and the auxiliary LCD display panel 2 displays auxiliary information of the LCD display panel 1. To protect the glass surfaces of the LCD display panel 1 and the auxiliary LCD display panel 2, a display window 10 and a display window 11 are provided at positions corresponding to the LCD display panel 1 and the auxiliary LCD display panel 2, respectively. I have. An elastic body 12 is provided between the display surface side of the LCD display panel 1 of the display device 4 and the front case 7, and an elastic body is provided between the display surface side of the auxiliary LCD display panel 2 of the display device 4 and the rear case 8. A body 13 is provided, and an elastic body 14 is provided between one side surface of the display device 4 and the housing 6. In addition, the side opposite to the side of the display device 4 provided with the elastic body 14 is in contact with the housing 6 by the contact surface 15, and the contact surface 15 connects the display device 4 to the housing 6. Is positioned at an appropriate position within The elastic members 12, 13 and 14 may be made of any elastic material such as a resin cushion, silicone rubber, a leaf spring, a spring, etc., as long as they do not undergo plastic deformation. When used, the entire surface is soft and stretchable, so even if the contact surface has a complicated shape, it can be fitted, so that a large contact surface can be secured and the local load on the contact part due to impact is small, and The displacement of the device 4 can be prevented, and the wear between the housing 6 and the display device 4 does not easily occur.

FIG. 5 is a state diagram when an external force A is applied from the front case 7 side to the mobile phone according to Embodiment 1 by an impact such as a drop. First, the housing 6 is deformed by the external force A as shown in the figure. The deformation of the housing 6 is first absorbed by the deformation of the elastic bodies 12 and 13. Further, when the deformation of the housing 6 exceeds the deformable range of the elastic bodies 12 and 13, the entire display device 4 moves around the contact surface 15 in the direction of the external force A. . Next, FIG. 6 shows that the mobile phone according to Embodiment 1 FIG. 4 is a state diagram when an external force B is applied from the longitudinal direction of the mobile phone. First, the housing 6 is deformed by the external force B as shown in the figure. The deformation of the housing 6 is first absorbed by the deformation of the elastic body 14. Further, when the deformation of the housing 6 exceeds the deformable range of the elastic body 14, the entire display device 4 moves in the direction of the front case 7 or the rear case 8 around the contact surface 15. I do.

 As described above, even when the external force A or B is applied to the mobile phone, the display device 4 can float inside the housing 6, so that the external force A or B acting on the display device 4 is reduced, and the display device 4 is hardly deformed. The LCD display panel 1 and the auxiliary LCD display panel 2 can be prevented from being damaged.

 In the first embodiment, the elastic body 14 is provided on the longitudinal side surface of the display device 4 as shown in FIG. 3, but may be provided on any of the four side surfaces, or may be provided on all the side surfaces. Good. In this way, the display device 4 can float on the side surface excluding the contact surface 15, the display surface, and the surface direction corresponding to the display surface. That is, since the position of the display device 4 is regulated so as to be freely movable, the display device 4 is protected against impact from directions other than the contact surface 15.

Embodiment 2

 Hereinafter, Embodiment 2 will be described.

FIG. 7 is a cross-sectional view (a) along line XX and a cross-sectional view (b) along line YY of FIG. 1 according to the second embodiment, and FIG. 8 is a cross-sectional view according to the second embodiment. FIG. 7 is a cross-sectional view taken along the line ZZ of FIG. 7 (b). FIG. 9 is an exploded perspective view of the mobile phone according to the second embodiment. 7 to 9, a projection 16 provided on a pair of side surfaces of the display device 4 and a concave portion 17 provided on a pair of side surfaces of the front case 7 are provided at positions corresponding to each other. Are fitted. Here, the projection 16 and the recess 17 position the display device 4 at an appropriate position in the housing 6. LCD panel of display device 4 There is a mounting clearance 18 between the display side of the front panel 7 and the front case 7, a mounting clearance 19 between the display side of the auxiliary LCD display panel 2 of the display 4 and the rear case 8, and A mounting clearance 20 is provided between the housing 6 and the side surface of the display device 4 where the protrusion 16 is not provided. In addition, components having the same configuration as the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

 FIG. 10 is a state diagram when an external force A is applied from the front case 7 side to the mobile phone according to the second embodiment due to an impact such as dropping. First, the housing 6 is deformed by the external force A as shown in the figure. However, since the position of the display device 4 is regulated by the housing 6 only by the protrusion 16 and the recess 17, the entire display device 4 receives an external force A about the protrusion 16 and the recess 1 軸. Move in the same direction. Further, when the projection 16 and the recess 1 1 are provided at substantially the center of the display device 4 in the longitudinal direction and the thickness direction of the mobile phone, the display device 4 can smoothly move.

 Next, FIG. 11 is a state diagram when an external force B is applied to the mobile phone according to Embodiment 2 from the longitudinal direction of the mobile phone due to an impact such as dropping. First, the housing 6 is deformed by the external force B as shown in the figure. However, since the position of the display device 4 is restricted by the housing 6 only by the protrusion 16 and the recess 17, the entire display device 4 is subjected to an external force B around the protrusion 16 and the recess 17. It moves in the direction of ivy.

 As described above, even when the external force A or B is applied to the mobile phone, the display device 4 can float on the inside of the housing 6 within the range of the mounting clearances 18, 19, and 20 and acts on the display device 4. The external force A or B is reduced, and the display device 4 is hardly deformed, so that the LCD display panel 1 and the auxiliary LCD display panel 2 can be prevented from being damaged.

In the second embodiment, the display device 4 has the projection 16 and the front case. Although the concave portion 17 is provided on the base 7, the concave portion 21 may be provided on the display device 4 and the protruding portion 22 may be provided on the front case 7 as shown in FIG. Further, in the second embodiment, the protrusion 16 and the recess 17 are provided on the side surface in the width direction of the mobile phone, but may be provided on the side surface in the longitudinal direction. When the projections 16 and the recesses 17 are provided on the side surface in the width direction, the display device 4 can be protected against the impact in the longitudinal direction, and when provided on the side surface in the longitudinal direction, the impact in the width direction can be obtained. Thus, the display device 4 can be protected.

 Furthermore, in Embodiment 2 described above, the display device 4 is supported on the housing 6 only by the protrusion 16 and the recess 17, but as shown in FIG. 13, the display surface of the display device 4 or the display surface The elastic members 12 and 13 may be provided between the surface facing the device and the housing 6, and in this case, the display device 4 can be stably supported by the housing 6. Further, in the second embodiment, nothing is interposed in the mounting clearances 18, 19, and 20. However, if the display device 4 can move freely, an elastic member may be partially interposed. .

 In the first and second embodiments, the display device 4 is constituted by the LCD display panel 1, the auxiliary LCD display panel 2, and the LCD holder 3. As shown in FIG. 14 or FIG. 4 may be applied to the one composed of the LCD display panel 1 and the LCD holder 3.

 Further, in the first and second embodiments, the front case 7 and the rear case 8 are used as the housing in order to reduce the number of parts of the housing, but the chassis, the frame or the The present invention may be applied to a housing in which an internal housing such as a substrate and the front case 7 or the rear case 8 are combined.

Claims

The scope of the claims  1. A display device for displaying information such as characters and images,  A housing accommodating the display device and having a display window provided at a position corresponding to a display surface of the display device;  An active body inserted between at least one side surface of the display device and the housing;  The portable device, wherein the position of the display device is movably regulated by the elastic body.  2. A display device for displaying information such as characters and images,  A housing accommodating the display device and having a display window provided at a position corresponding to a display surface of the display device;  An elastic body inserted between one side surface of the display device and the housing and supporting the side surface facing the one side surface in contact with the housing;  A portable device characterized in that the position of the display device is regulated by the elastic body so that the display device can move freely except in a lateral direction in contact with the housing.  3. A display device that displays information such as characters and images,  A housing accommodating the display device and having a display window provided at a position corresponding to a display surface of the display device;  A supporting portion for supporting the pair of side surfaces of the display device facing each other on the housing,  A portable device, wherein a clearance is formed between another pair of side surfaces of the display device and the housing.  4. The portable device according to claim 3, wherein the support unit supports the display device at a casing substantially at the center with respect to a longitudinal direction or a thickness direction of the display device. 5. Elasticity between the display surface of the display device or the surface facing the display surface and the housing 4. The portable device according to claim 3, comprising a body.  6. The portable device according to any one of claims 1 to 3, wherein the elastic body is formed of a resin cushion.