KR101216344B1 - Double case for mobile device - Google Patents

Abstract

PURPOSE: A double case for a portable device is provided to satisfy the demand of a user and to protect a portable device from scratches or external force. CONSTITUTION: A double case for a portable device comprises an inner case(110) and an outer case(120). The inner case is formed with a first loading space part and absorbs an impact applied to a portable device. The outer case is formed with a second loading space part, covers the outside of the inner case, and is made of a material harder than the inner case. The inner case is made of one selected from silicone, polyurethane, and thermoplastic polyurethane. The outer case is made of polycarbonate.

Description

Double case for mobile device

The present invention relates to a dual case of a portable device, and more particularly, it is easy to manufacture to reduce the manufacturing cost, and also to increase the productivity, to meet the user's demand for various changes of the case, The present invention relates to a dual case of a portable device for proper protection from scratches, shocks or external forces.

In general, mobile phones have been developed to perform various functions including simple communication function, information processing function by driving application, internet communication, etc., due to the development of information technology industry, and as a result, it is more expensive than other electronic products. Corresponds to

In addition, since mobile phones may be damaged due to surface damage or impact due to the characteristics of portable devices, they are used in various cases. Such mobile phone cases are made of hard case and soft case made of hard synthetic resin according to the characteristics of materials. It is largely divided into soft cases using materials such as synthetic resin and natural leather. Here, the hard case is advantageous for mass production, but has a problem in that it is disadvantageous for external shock absorption. In addition, the soft case is advantageous in absorbing a relatively small size of shock, but has a problem that it is difficult to properly protect a mobile phone to which a large impact force or external force is applied.

This problem is not limited to mobile phones, but also applies to other portable devices such as tablet PCs, PMPs, GPS receivers, PDPs, MP3 players, navigation, and the like.

In order to solve such a problem, the "housing for mobile communication terminal" of Patent Publication No. 10-200500119337 disclosed in the Republic of Korea Patent Office has been disclosed, which is a plurality of prefabricated to configure the housing in the housing of the mobile communication terminal A frame to be molded, and an elastic colored coating applied to the surface of the frame.

In addition, there is disclosed a "case for a portable device having a dual structure" of the Utility Model Registration Publication No. 20-2007-0001111 published in the Republic of Korea, which is a case for protecting the mobile device, the thin A hard member having a plate shape; And a soft member coupled to the upper surface of the hard member, wherein the soft member is joined by an adhesive applied to the upper surface of the hard member.

However, the case of the portable device according to the conventional technology is expensive and time-consuming to manufacture by applying a coating material on the surface of the case or by bonding the hard member with an adhesive, and the user's demand for various changes of the case It was difficult to meet and had the problem of limitation in properly protecting portable devices.

In order to solve the conventional problems as described above, the present invention is easy to manufacture and reduce the manufacturing cost, while also excellent in productivity, to meet the user's demand for various changes of the case, scratch the portable device The purpose is to properly protect it from shocks and external forces.

Other objects of the present invention will be readily understood through the following description of the embodiments.

In order to achieve the object as described above, according to an aspect of the present invention, in the case of a portable device, a first mounting space is formed for the portable device to be detachably mounted therein, the deformation with respect to external force An inner case made of a material so as to absorb a shock applied to the portable device; And a second mounting space formed to detachably attach the inner case to an inner side, thereby enclosing an outer side of the inner case and including an outer case made of a hard material than the inner case. do.

The inner case has a locking portion formed on the inlet side of the first mounting space portion to be caught by the edge of the portable device, a locking jaw is formed along the outer circumference of the locking portion, and the outer case is the inner case; When attached to the second mounting space portion, the locking projection may be formed along the inlet side edge of the second mounting space portion to limit the separation from the inner case by engaging the locking jaw.

The inner case may be made of any one of silicone, polyurethane (PU), and thermoplastic polyurethane (TPU), and the outer case may be made of polycarbonate (PC).

The outer surface of the outer case may further include a design layer formed by printing or coating to implement the design of the character, figure or image.

The inner case is formed to protrude a hook for hanging a strap (strap) on one side, the outer case, a ring exposure hole may be formed to expose or protrude the ring to the outside.

According to the dual case of the portable device according to the present invention, the inner case and the outer case that can be removed from each other is easy to manufacture and reduce the manufacturing cost and excellent productivity, the replacement of the outer case and the design of the outer case The ease of implementation satisfies the user's demands for various changes in the case, and the rigid outer case surrounds the inner case, which acts as a shock absorber, to protect the portable device from scratches, shocks or external forces.

1 is an exploded perspective view showing a dual case of a portable device according to an embodiment of the present invention,
2 is a perspective view showing an example of use of a dual case of a portable device according to an embodiment of the present invention,
3 is a cross-sectional view showing a dual case of a portable device according to an embodiment of the present invention,
Figure 4 is a bottom view showing an outer case of the dual case of the portable device according to an embodiment of the present invention.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but is to be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention, And the scope of the present invention is not limited to the following examples.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like or corresponding elements are denoted by the same reference numerals, and redundant explanations thereof will be omitted.

1 is an exploded perspective view showing a double case of a portable device according to an embodiment of the present invention, Figure 2 is a perspective view showing an example of the use of a double case of a portable device according to an embodiment of the present invention.

1 and 2, the dual case 100 of a portable device according to an embodiment of the present invention may include an inner case 110 and an outer case 120, and the portable device 10 used therein. The furnace may be a mobile phone as in the present embodiment, but is not limited thereto and may include various portable devices such as a tablet PC, a PMP, a GPS receiver, a PDP, an MP3 player, a navigation, and the like.

The inner case 110 has a first mounting space 111 to be detachably mounted inside the portable device 10, is made of a soft material that can be deformed to the external force applied to the portable device 10 Lose shock. Here, the first mounting space 111 has a space corresponding to the appearance of the portable device 10 so that the display unit 11, the front operation switch 12, etc. of the portable device 10 are exposed.

The inner case 110 is caught by the edge of the portable device 10 at the inlet side of the first mounting space 111, so that the portable device 10 is not easily separated from the first mounting space 111. 112 may be formed, and the locking jaw 113 may be formed along the outer circumference of the locking portion 112, such that the operation switch 13 or the camera (not shown) of the portable device 10 is exposed. Openings 114 and 115 may be formed.

The inner case 110 may be made of various soft materials to favor shock absorption applied to the portable device 10. For example, the inner case 110 may be formed of any one of silicone, polyurethane (PU), and thermoplastic polyurethane (TPU). It can be done as one.

The outer case 120 surrounds the outside of the inner case 110 by forming a second mounting space 121 for detachably mounting the inner case 110 inside, and is harder than the inner case 110. Made of a material, the openings 123 and 124 are formed to be connected to the openings 114 and 115 of the inner case 110 to expose the operation switch 13 or the camera (not shown) of the portable device 10.

The outer case 120 is, for example, the inner case 110 and the inner case 110 to limit the separation from the inner case 110 when the inner case 110 is mounted on the second mounting space 121, the locking jaw 113, The locking protrusion 122 may be formed along the inlet side edge of the second mounting space 121 so as not to be easily separated. Thus, as shown in Figure 3, the outer case 120 is fixed so as not to be easily separated from the inner case 110 by the coupling between the engaging projection 122 and the locking jaw 113, thereby undesirably carrying inside Do not separate from the case 110.

The outer case 120 may be made of various materials that are harder than the inner case 120 to protect the portable device 10 from impact or external force, and may be made of, for example, polycarbonate (PC).

3 and 4, the design layer 130 may be formed on the outer surface of the outer case 120 by printing or coating to implement a design of a character, a figure, or an image. The design layer 130 is formed in the rigid outer case 120 to facilitate the formation and improvement of durability.

The inner case 110 and the outer case 120 are formed to protrude a ring 116 for hanging the strap on one side of the inner case 110 so that the strap (mount) can be mounted, the ring in the outer case 120 The ring exposure hole 125 may be formed to expose or protrude the ring 116 to the outside at a position corresponding to the 116. Here, the ring 116 may be formed to be integral with the inner case 110.

The operation of the dual case of the portable device according to the present invention will be described.

As shown in FIGS. 1 and 2, the inner case 110 and the outer case 120 are surrounded by the portable device 10 mounted on the first mounting space 111 in a state where the inner case 110 and the outer case 120 are coupled to each other, thereby the inner case. 110 is made of a relatively soft material serves to mitigate the impact applied to the portable device 10, the outer case 120 is made of a relatively hard material to the large impact or external force applied to the portable device (10) To protect the portable device 10 from protection. In addition, the inner case 110 and the outer case 120 that can be detached from each other to manufacture a different material can be individually manufactured, thereby making it easy to manufacture, to reduce the manufacturing cost and also to increase the productivity do.

As shown in Figure 3, the inner case 110, the outer case 120 is removable, but by the locking jaw 113 and the locking projection 122, by being integrated so as not to be undesirably separated to separate from each other when carrying. Do not cause inconvenience.

As shown in Figure 4, the outer case 120 is made of a relatively hard material to facilitate the formation of the design layer 130 by coating or printing, as well as excellent durability of the formed design layer 130 To do that.

In addition, the replacement of the outer case 120 and the ease of design implementation for the outer case 120 can meet the user's needs for various changes in the case, the ring protruding through the ring exposure hole 125 By attaching a strap (not shown) to 116, safety and ease of carrying can be achieved.

Although the present invention has been described with reference to the accompanying drawings, it is to be understood that various changes and modifications may be made without departing from the spirit of the invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the equivalents of the claims, as well as the following claims.

110: inner case 111: first mounting space
112: locking portion 113: locking jaw
114,115 opening 116 rings
120: outer case 121: second mounting space
122: locking projection 123,124: opening
125: ring exposure hole 130: design floor

Claims (5)

In the case of a portable device,
An inner case having a first mounting space formed therein for detachably mounting the portable device and made of a material which is deformable with respect to an external force to absorb a shock applied to the portable device; And
A second mounting space formed to be detachably mounted to the inner case to surround the outer side of the inner case, and an outer case made of a hard material than the inner case;
The inner case is made of any one of silicone, polyurethane (PU), and thermoplastic polyurethane (TPU),
The outer case is a double case of a portable device, characterized in that made of polycarbonate (PC). The method of claim 1, wherein the inner case,
A locking portion is formed at an inlet side of the first mounting space portion to be caught by an edge of the portable device, and a locking step is formed along an outer circumference of the locking portion.
The outer case includes:
When the inner case is mounted to the second mounting space portion, the portable device, characterized in that the locking projection is formed along the inlet side edge of the second mounting space portion to limit the separation from the inner case by engaging the locking jaw Double case. delete The dual case of claim 1 or 2, further comprising a design layer formed by printing or coating on an outer surface of the outer case to implement a design of a character, a figure, or an image. The method of claim 1 or 2, wherein the inner case,
Is formed to protrude a ring for hanging a strap (strap) on one side,
The outer case includes:
Dual case of a portable device, characterized in that the ring exposure hole is formed to expose or protrude the ring to the outside.

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