JP5914002B2 - Case for housing mobile terminal, and mobile terminal set including the case and mobile terminal - Google Patents

Description

  The present invention relates to a case that accommodates a mobile terminal, and more particularly to a case that can prevent damage to a display unit of the mobile terminal.

  In a mobile terminal in which a resistive touch panel is mounted as a display panel, a frame that forms a casing of the mobile terminal may be disposed around the touch panel. In order to prevent liquid crystal cracks and other damage to the display panel, cases are commercially available for protecting the portable terminal with a member configured to cover the display panel and the frame as a unit.

  Regarding protection of portable terminals, for example, Japanese Patent Laid-Open No. 2003-142834 (Patent Document 1) discloses a “foldable portable electronic device storage case that can sufficiently relieve the pressure applied to the housing”. (Refer to [Issue] in [Summary]).

  Japanese Patent Laying-Open No. 2006-253256 (Patent Document 2) discloses a “portable electronic device with improved impact resistance of a display unit without impairing portability” ([Summary] [Problem] reference).

  Japanese Patent Laying-Open No. 2009-069335 (Patent Document 3) discloses "an electro-optical device that prevents distortion of the frame due to external pressure and prevents display panel cracking" ([Summary] [Problems] ]reference).

  Japanese Patent Application Laid-Open No. 2008-191380 (Patent Document 4) describes “a member, a display unit structure, and a mobile terminal device that can prevent cracking of a protective material and consequently contribute to further thinning of the mobile terminal device”. Disclosed (see [Problem] in [Summary]).

  Japanese Patent Laying-Open No. 2009-260461 (Patent Document 5) discloses “an electronic device in which the possibility of breakage in a light-transmitting cover portion arranged to cover the display portion is reduced” ([Summary] ] (See [Issues]).

  Japanese Patent Application Laid-Open No. 06-231079 (Patent Document 6) states that “easy assembling and changeability at the time of failure are simplified, and the liquid crystal panel and the transparent touch panel are not broken due to dropping or the like. An “upper case unit” is disclosed (see paragraph 0004).

JP 2003-142834 A JP 2006-253256 A JP 2009-069335 A JP 2008-191380 A JP 2009-260461 A Japanese Patent Application Laid-Open No. 06-231079

  However, when a member configured to integrally cover the display panel and the frame of the mobile terminal is used as a case for protecting the mobile terminal, local pressure is applied to the contact portion between the frame and the display panel. It becomes easy. Therefore, when pressure is applied to the mobile terminal from the outside of the case, the display panel may be damaged at the contact portion. Therefore, there is a need for a case that can prevent damage to the display panel of the mobile terminal.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a case capable of preventing the display panel of the mobile terminal from being damaged.

  According to one embodiment, a case is provided for housing a mobile terminal in which a step is formed between the surface of a housing where the display unit is disposed and the surface of the display unit. The case includes a housing portion and a protection portion formed in the housing portion to protect the surface of the display unit of the mobile terminal. The thickness of the protective part is larger than the thickness of the step.

  Preferably, the accommodating portion includes an upper cover and a lower cover configured to be foldable. The lower cover is formed with a holding portion for holding the mobile terminal in a predetermined position. In the upper cover, a protection unit is formed at a location corresponding to the display unit of the mobile terminal held at a predetermined position.

Preferably, the protection part includes a resin plate.
According to another embodiment, a mobile terminal set including the case described above and a mobile terminal is provided.

In one aspect, a crack or other damage in the display unit of the mobile terminal can be prevented.
The above and other objects, features, aspects and advantages of the present invention will become apparent from the following detailed description of the present invention taken in conjunction with the accompanying drawings.

It is a figure showing the state which opened case 100. FIG. FIG. 3 is a diagram illustrating a cross section of case 100. 2 is a diagram illustrating a cross section of a mobile terminal 10. FIG. It is a figure showing the state where the upper cover 120 of the case 100 is bent so as to face the lower cover 130 and the protection unit 110 protects the display unit 11. FIG. 4 is a diagram illustrating a cross section of an upper cover 120. It is a figure showing how to apply | load when the case which does not have the protection part 110 is used for the portable terminal 10. FIG.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following description, the same parts are denoted by the same reference numerals. Their names and functions are also the same. Therefore, detailed description thereof will not be repeated.

  With reference to FIG. 1, the structure of case 100 of the portable terminal according to the present embodiment will be described. FIG. 1 is a diagram illustrating a state in which the case 100 is opened. The mobile terminal is, for example, a mobile phone, a smart phone or other mobile communication terminal, an electronic dictionary, a PDA (Personal Digital Assistant) or other information processing terminal, and the display unit is exposed when the information processing terminal is not used like a straight type. The thing which has the structure to do.

  The case 100 includes an upper cover 120, a lower cover 130, a protection part 110, a rubber band 13, and a zipper 140.

  The protection unit 110 is provided on the upper cover 120. The upper cover 120 is made of, for example, a cloth material. In one aspect, the protection unit 110 is configured as a part of the upper cover 120 so as to form a part of the upper cover 120. In another aspect, a configuration in which the protection unit 110 is configured independently and is fixed to the upper cover 120 with, for example, Velcro (registered trademark) may be used.

  In still another aspect, the surface of the protection unit 110 may be coated or formed with a dust-removing adhesive material. In this case, dust attached to the surface of the display unit can be removed while the mobile terminal 10 is accommodated in the case 100.

  The rubber band 13 is provided on the lower cover 130. The mobile terminal 10 is held by the rubber band 13 in the lower cover 130. In addition, the accommodation method of the portable terminal 10 is not restricted to the aspect using the rubber band 13. For example, a recess corresponding to the shape of the housing of the mobile terminal 10 may be formed in the lower cover 130.

  The mobile terminal 10 includes a display unit 11 and a frame 12. The display unit 11 is realized by a liquid crystal display device, an organic EL (Electro Luminescence) display device, or the like. The frame 12 corresponds to a part of the casing of the mobile terminal 10. The frame 12 is configured to be larger than the display area of the display unit 11 and smaller than the outer dimension so as to hold the display unit 11.

  The zipper 140 protects the portable terminal 10 disposed inside the case 100 by closing the upper cover 120 and the lower cover 130 that face each other.

FIG. 2 is a diagram illustrating a cross section of the case 100 in which the mobile terminal 10 is accommodated.
In one aspect, when the mobile terminal 10 is disposed at a predetermined position on the lower cover 130 and the upper cover 120 is bent toward the lower cover 130, the protection unit 110 protects the display unit 11 of the mobile terminal 10. So that it is positioned. In the mobile terminal 10, a step is formed between the surface of the display unit 11 and the surface of the frame 12. At this time, the protection part 110 is formed so that the level difference between the frame 12 and the display part 11 is smaller than the thickness of the protection part 110. As a result, the surface of the protection unit 110 and the surface of the display unit 11 are reliably in contact with each other. Is done.

  With reference to FIG. 3, the structure of the portable terminal 10 attached to the case 100 which concerns on this Embodiment is demonstrated. FIG. 3 is a diagram illustrating a cross section of the mobile terminal 10. The display unit 11 of the mobile terminal 10 includes a touch panel 310 and a liquid crystal panel 320. The frame 12 is disposed around the upper surface of the touch panel 310, and a step is formed between the upper surface of the frame 12 and the surface of the touch panel 310.

  With reference to FIG. 4, the usage mode of case 100 which concerns on this Embodiment is demonstrated. FIG. 4 is a diagram illustrating a state where the upper cover 120 of the case 100 is bent toward the lower cover 130 and the protection unit 110 protects the display unit 11.

  As described above, in a certain aspect, the thickness Y corresponding to the height of the protection part 110 is larger than the thickness X of the frame 12. Therefore, even when the upper cover 120 is disposed on the upper part of the display unit 11, the entire surface of the protection unit 110 is in contact with the surface of the touch panel 310 constituting the display unit 11 almost uniformly. As a result, the protection unit 110 distributes the load applied to the touch panel 310.

  Further, since there is a space between the upper cover 120 and the frame 12, a load applied via the upper cover 120 is not applied to the frame 12. Thereby, damage to the touch panel 310 due to stress concentration on the frame 12, for example, cracking of a contact portion with the frame 12 can be prevented.

  With reference to FIG. 5, the configuration of case 100 according to the present embodiment will be further described. FIG. 5 is a diagram illustrating a cross section of the upper cover 120.

  The upper cover 120 includes a cloth fabric 510, a cushion material 520, a base material 530, and a resin plate 540. The resin plate 540 included inside the cloth fabric 510 distributes the load so that the load on the display unit of the mobile terminal 10 is not concentrated. The cushion material 520 absorbs the load applied to the cloth fabric 510 from the outside of the upper cover 120. The base material 530 is embedded between the two cloth fabrics 510 and 520 in order to maintain the shape of the upper cover 120. The resin plate 540 receives the load transmitted in the order of the cloth fabric 510, the cushion material 520, and the base material 530 from the outside of the upper cover 120, and distributes the load on the display unit 11 through the protection unit 110.

  With reference to FIG. 6, the influence on the portable terminal 10 by the difference in the presence or absence of the protection part 110 is demonstrated. FIG. 6 is a diagram illustrating how the load is applied when the case that does not have the protection unit 110 accommodates the mobile terminal 10. The case includes a cover 600. The cover 600 does not have the protection part 110 formed on the upper cover 120.

  Referring to state A, load 610 can be applied to the upper portion of frame 12, that is, the contact portion between frame 12 and touch panel 310 via cover 600. In this case, as shown in the state B, the load 610 is transmitted to the contact portion between the frame 12 and the touch panel 310 as the load 615. As a result, the peripheral part of the touch panel 310 may be damaged.

  As shown as the state C, in another aspect, the load 620 can be applied to the center of the display unit 11 via the cover 600. In this case, as shown in the state D, the load 620 is transmitted to the contact portion between the frame 12 and the touch panel 310 as loads 625 and 626, respectively.

  As shown in state E, in yet another aspect, load 630 can be applied to the contact portion between frame 12 and touch panel 310 via cover 600. In this case, as shown in the state F, the load 630 is concentrated and transmitted as a load 635 to a contact portion between the frame 12 and the touch panel 310. Therefore, the touch panel 310 may be damaged.

  As described above, according to the present embodiment, the case 100 includes the protection unit 110, so that it is possible to prevent the display unit of the mobile terminal 10 accommodated in a predetermined position in the case 100 from being damaged.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

  10 mobile terminal, 11 display unit, 12 frame, 13 rubber band, 100 case, 110 prevention unit, 120 upper cover, 130 lower cover, 140 zipper, 310 touch panel, 320 liquid crystal panel, 510 cloth fabric, 520 cushion material, 530 base Material, 540 Resin plate, 610, 615, 620, 626, 630, 635 Load.

Claims (4)

A case for accommodating a mobile terminal in which a step is formed between a surface of a housing in which a display unit is disposed and a surface of the display unit,
A containment section;
In order to protect the surface of the display unit of the mobile terminal, a protection unit formed to protrude inside the storage unit,
The thickness of the protective portion is much larger than the thickness of the step,
Furthermore, the size of the surface where the protection part contacts the display unit is smaller than the size of the display unit, and the case does not contact the surface of the housing . The accommodating portion includes an upper cover and a lower cover configured to be foldable,
The lower cover is formed with a holding portion for holding the mobile terminal in a predetermined position.
2. The case according to claim 1, wherein in the upper cover, the protection unit is formed at a location corresponding to the display unit of the mobile terminal held at the predetermined position.   The case according to claim 1, wherein the protection part includes a resin plate. A case according to any one of claims 1 to 3,
A portable terminal set comprising a portable terminal.

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