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KR20140143262A - A case for covering electronic equipment - Google Patents

A case for covering electronic equipment Download PDF

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Publication number
KR20140143262A
KR20140143262A KR1020130064624A KR20130064624A KR20140143262A KR 20140143262 A KR20140143262 A KR 20140143262A KR 1020130064624 A KR1020130064624 A KR 1020130064624A KR 20130064624 A KR20130064624 A KR 20130064624A KR 20140143262 A KR20140143262 A KR 20140143262A
Authority
KR
South Korea
Prior art keywords
electronic device
front cover
cover
display surface
case
Prior art date
Application number
KR1020130064624A
Other languages
Korean (ko)
Inventor
김양규
노동수
박찬현
김기수
Original Assignee
(주)미코씨엔씨
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)미코씨엔씨 filed Critical (주)미코씨엔씨
Priority to KR1020130064624A priority Critical patent/KR20140143262A/en
Publication of KR20140143262A publication Critical patent/KR20140143262A/en

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J179/00—Adhesives based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen, or carbon only, not provided for in groups C09J161/00 - C09J177/00
    • C09J179/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C09J179/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • A45C2011/002—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00 for portable handheld communication devices, e.g. mobile phone, pager, beeper, PDA, smart phone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Telephone Set Structure (AREA)

Abstract

A case for an electronic device comprises a back cover having an accommodation unit accommodating an electronic device to expose the display surface of the electronic device; a front cover having a cover sheet allowing a user to see the image output from the display surface of the electronic device at a certain angle, and installed to correspond to the display surface of the electronic device; and a connection unit installed to have a structure connecting the front cover and the back cover so that the front cover can be closed and/or opened, the image can be seen through the cover sheet when the front cover is closed, and the image can be directly seen when the front cover is opened.

Description

[0001] The present invention relates to a case for covering electronic equipment,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a case for an electronic device, and more particularly, to a case for an electronic device that accommodates an electronic device having a display surface.

Examples of electronic devices having a display surface include mobile electronic devices such as mobile phones, smart phones, tablet phones, and tablet PCs.

Since the mentioned electronic device has a display surface, the electronic device case is mainly used for protection against external impact and improvement of durability. The case for electronic equipment mainly includes a rear cover for accommodating the electronic equipment so that the display surface of the electronic equipment is exposed, and a front cover provided to cover the display surface of the electronic equipment.

Here, the electronic device to which the electronic device case is applied can be used only by unfolding the front cover and exposing the display surface. However, when the display surface is exposed by unfolding the front cover of the electronic device case, the image output from the display surface may be exposed to the user as well as to the user.

The inventors of the present invention invented a cover sheet for a display which can be seen only by a user at a certain angle so as to protect information about an image outputted from a display surface from a counterpart, -2012-0138065 (hereinafter referred to as the 'citation document'). However, by attaching the cover sheet of the cited document to the display surface, there is a problem that it can act as an obstacle when it is necessary to share an image output from the display surface with the other party.

An object of the present invention is to provide an electronic device case capable of protecting an electronic device having a display surface from an external impact as well as easily protecting information about an image output from a display surface from a partner according to a user's convenience .

According to an aspect of the present invention, there is provided a case for an electronic device comprising: a rear cover having a receiving portion for receiving the electronic device so that a display surface of the electronic device is exposed; A front cover having a cover sheet corresponding to a display surface of the electronic device so that a user can view an image output from the display surface of the electronic device only at a predetermined angle; And a cover for covering the front cover so that the image can be seen through the cover sheet when the front cover is covered and the image can be directly seen when the front cover is opened. And may include a connecting portion provided in a connecting structure.

In the case of an electronic apparatus according to an embodiment of the present invention, the cover sheet includes: a surface portion having a transparent material; An optical adhesive layer disposed on a rear surface of the surface portion; And an information protection layer disposed on the rear surface of the optical adhesive layer.

In the case of an electronic device according to an embodiment of the present invention, the surface portion may include tempered glass, reinforced plastic or reinforced film.

In the case of an electronic device according to an embodiment of the present invention, the optical adhesive layer may have a transmittance of 90% or more, a reflectivity and a dielectric constant of 1.0% or less.

In the case of an electronic apparatus according to an embodiment of the present invention, the optical adhesive layer may include any one selected from the group consisting of polycarbonate, polyimide, and acrylic resin.

In the case of an electronic device according to an embodiment of the present invention, the information protection layer may be a multi-layer structure in which a light-scattering film, a louver lattice layer and a light-scattering film are sequentially laminated.

In the case of the electronic device according to an embodiment of the present invention, the connection portion may have an integral structure with the front cover and the rear cover, or may have a structure to attach the front cover and the rear cover .

In the case of the electronic device according to an embodiment of the present invention, the front cover and the rear cover corresponding to the portion where the functional member of the electronic device is formed are respectively provided with through holes May be provided.

The case for an electronic device according to an embodiment of the present invention may further include a fixing unit for aligning the cover sheet with the display surface of the electronic device when the front cover is covered and fixing the front cover .

The electronic device case of the present invention may have a structure in which a front cover is provided with a cover sheet that allows the user to view an image output from the display surface of the electronic device only at a predetermined angle.

Thus, the electronic device case of the present invention not only protects the electronic device from external impact, but also protects the information about the image output from the display surface from the other party according to the convenience of the user. This is because not only the electronic device can be used in a state that the front cover of the electronic device case is covered, but also the electronic device can be used even in the state that the front cover of the electronic device case is opened. That is, since the display surface of the electronic apparatus can be touched through the cover sheet, the electronic apparatus can be used even in a state in which the front cover of the electronic apparatus is covered.

As described above, since the electronic device case of the present invention does not use or use the information protection function by the front cover according to the convenience of the user, the efficiency of use of the electronic device can be expected to be improved.

1 is a schematic perspective view showing an electronic device case according to an embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view showing an example of a cover sheet provided on the front cover of FIG. 1. FIG.
3 is a schematic cross-sectional view showing another example of a cover sheet provided on the front cover of FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. The present invention is capable of various modifications and various forms, and specific embodiments are illustrated in the drawings and described in detail in the text. It is to be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but on the contrary, is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. Like reference numerals are used for like elements in describing each drawing. In the accompanying drawings, the dimensions of the structures are enlarged to illustrate the present invention in order to clarify the present invention.

The terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component.

The terminology used in this application is used only to describe a specific embodiment and is not intended to limit the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In this application, the terms "comprises", "having", and the like are used to specify that a feature, a number, a step, an operation, an element, a part or a combination thereof is described in the specification, But do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

1 is a schematic perspective view showing an electronic device case according to an embodiment of the present invention.

Referring to FIG. 1, the electronic device case 100 of the present invention is applied to electronic devices to protect an electronic device having a display surface from the outside, and to improve the durability and the like of the electronic device.

Here, the electronic apparatus that can be applied to the above-mentioned electronic device case 100 has a display surface on which the electronic apparatus can be operated by touching. Examples of the electronic devices mentioned above include mobile electronic devices such as mobile phones, smart phones, tablet phones, tablet PCs, and the like. The display surface of the electronic device includes a viewer area in which an image is output and a bezel Region. ≪ / RTI > In addition, the electronic device may include a frame surface surrounding the display surface. In addition, a functional member such as a button, a camera, a speaker, or the like for operating the display may be disposed in the bezel area of the display surface of the above-mentioned electronic apparatus.

The electronic device case 100 of the present invention may include a back cover 10, a front cover 20 having a cover sheet 200, a connection unit 15, and the like.

The rear cover 10 can receive the electronic device so that the display surface of the electronic device is exposed. Thus, the rear cover 10 may be provided with a receiving portion 12 for receiving electronic equipment.

One example of the accommodating portion 12 may be provided so as to protrude from the rim of the rear cover 10 and have an upper portion bent toward the inside of the rear cover 10. [ At this time, the structure of the receiving portion 12 bent toward the inside of the rear cover 10 can be understood to have a width similar to the width of the edge of the electronic device. Therefore, the electronic apparatus can be received in the form of being fitted in the receiving portion 12 of the rear cover 10. [

The receiving portion 12 of the rear cover 10 may be formed to have various structures such as a structure for accommodating electronic devices in the form of pockets in addition to the bending structure mentioned above.

The front cover 20 is connected to the rear cover 10 so as to cover the top surface of the electronic apparatus having the display surface. The front cover 20 can cover an image output from the display surface of the electronic apparatus, (200). That is, when the top cover of the electronic apparatus is covered with the front cover 20 using the front cover 20, the cover sheet 200 may be provided at a portion corresponding to the display surface of the electronic apparatus. In other words, the front cover 20 can be provided so that the cover sheet 200, which allows the user to view an image output from the display surface of the electronic device only at a certain angle, corresponds to the display surface of the electronic device.

Hereinafter, the cover sheet 200 provided on the front cover 20 will be described in detail.

FIG. 2 is a schematic cross-sectional view showing an example of a cover sheet provided on the front cover of FIG. 1. FIG.

2, a cover sheet 200 according to the present invention includes a front surface portion 21, an optical adhesive layer (not shown), a front surface portion 21, 23 and the information protection layer 31 are sequentially arranged.

The surface portion 21 mentioned above should have a transparent material. This is because if the surface portion 21 is not made of a transparent material, the display surface of the electronic device can not be seen. In addition, since the surface portion 21 is directly touched by the user, it is necessary to prevent the occurrence of scratches and to have durability. Therefore, the surface portion 21 can be made of tempered glass, reinforced plastic, reinforcement film, or the like. Therefore, the surface portion 21 mentioned above can be provided with reinforced glass having a transparent material, reinforced plastic, reinforcement film or the like.

The optical adhesive layer 23 may be disposed on the rear surface of the surface portion 21. In the case of the optical adhesive layer 23, the image output from the display surface of the electronic apparatus should not be affected. However, when the light transmittance of the optical adhesive layer 23 is less than about 90%, the image output mentioned above may be hindered. Therefore, the optical transmittance of the optical adhesive layer 23 is preferably about 90% or more, more preferably about 95% or more. In addition, even when the optical reflectance of the optical adhesive layer 23 exceeds about 1.0%, the image output described above may be hindered. Therefore, the optical reflectivity of the optical adhesive layer 23 is preferably about 1.0% or less, more preferably about 0.5% or less. In addition, since the touch must be made for the operation of the electronic device, the optical adhesive layer 23 should have good electrical characteristics. Therefore, the optical adhesive layer 23 preferably has a dielectric constant.

As described above, the optical adhesive layer 23 in the present invention can have a transmittance of 90% or more, a reflectivity and a dielectric constant of 1.0% or less. In particular, since the optical adhesive layer 23 of the present invention can have a dielectric constant as mentioned above, it is expected that the touch feeling on the cover sheet 200 can be improved.

Examples of the material that can be applied to the optical adhesive layer 23 in the present invention include polycarbonate, polyimide, and acrylic resin. These resins may be used alone or in a mixture of two or more thereof.

The information protection layer 31 may be disposed on the back surface of the optical adhesive layer 23. [ Thus, the information protection layer 31 may be disposed to face the display surface of the electronic device. The information protection layer 31 is provided to allow the user to view an image output from the display surface of the electronic device only at a certain angle. That is, the information protection layer 31 is provided to prevent the image output from the display surface of the electronic device from being exposed to others.

Particularly, the information protection layer 31 of the present invention may be formed of a multi-layer structure in which the scattering prevention film 25, the louver grating layer 27 and the scattering prevention film 29 are sequentially laminated. That is, the information protection layer 31 can be provided as a multi-layer structure having a sandwich structure in which the louver grating layer 27 is sandwiched between the scattering prevention films 25 and 29. The aforementioned anti-scattering films 25 and 29 are provided not only for preventing scattering of the surface portion 21 but also as a medium for attaching the louver grid layer 27 mentioned above.

As described above, the louver grating layer 27 of the present invention is provided so that an image output from the display surface of the electronic device can be viewed only at a certain angle. The height of the louver grating structure disposed in the louver grating layer 27 is Lt; RTI ID = 0.0 > um, < / RTI > and the spacing between louver grating structures may be about 60 microns. In addition, the range of the height and the interval for the louver grating structure is arbitrarily set, and is not limited to the above-mentioned range.

As described above, according to the present invention, since the information protective layer 31 including the louver grating layer 27 is provided, it is possible to prevent the image outputted from the display surface of the electronic device from being exposed to the user other than the user.

Therefore, the electronic device case 100 of the present invention includes the front cover 20 having the cover sheet 200, thereby improving the protection and durability of the electronic device and achieving the function of information protection . In particular, since the cover sheet 200 according to the present invention is provided on the front cover 20, it is possible to operate the display surface of the electronic apparatus through the cover sheet 200 even in a state in which the front cover 20 is covered.

As mentioned above, the display surface of the electronic device can be limited to the viewer area only. Therefore, the cover sheet 200 in FIG. 2 may have a structure limited to those corresponding to the viewer area mentioned above.

Alternatively, the display surface of the electronic device may extend to a viewer area and a bezel area surrounding the mentioned viewer area. Thus, the cover sheet 200 in Fig. 3 below may have a structure that extends to the viewer area and corresponding to the bezel area surrounding the viewer area mentioned.

3 is a schematic cross-sectional view showing another example of a cover sheet provided on the front cover of FIG.

3 has the same structure as the cover sheet 200 described in FIG. 2 except that the bezel mask layer 35 is further provided on the same layer where the optical adhesive layer 23 is disposed . Hereinafter, the same reference numerals are used for the same members, and a detailed description thereof will be omitted.

Referring to FIG. 3, the optical adhesive layer 23 and the bezel mask layer 35 may be provided on the same layer with the cover sheet 200 corresponding to the bezel area of the display surface of the electronic device. The optical adhesive layer 23 and the bezel mask layer 35 may be interposed between the lower surface of the surface portion 21 and the upper surface of the information protection layer 31. [

Here, when the optical adhesive layer 23 and the bezel mask layer 35 are provided in the same layer between the lower surface of the surface portion 21 and the upper surface of the information protection layer 31, The bezel mask layer 35 may be disposed on the rear surface of the surface portion 21 so as to correspond to the viewer region 13 in which an image is output from the entire surface region and the bezel mask layer 35 may include a bezel region 15 The surface portion 21 may be provided on the rear surface thereof. That is, the optical adhesive layer 23 may be provided so as to be disposed at the rear center portion of the surface portion 21 so as to correspond to the viewer region 13, and the bezel mask layer 35 may be provided so as to cover the optical adhesive layer 23 And may be disposed to surround the rear surface of the surface portion 21 with a surrounding structure.

Here, if the optical adhesive layer 23 and the bezel mask layer 35 have different heights, they may not uniformly adhere to the rear surface of the surface portion 21 and the upper surface of the information protection layer 31. The optical adhesive layer 23 and the bezel mask layer 35 should have the same height so as to uniformly adhere to the rear surface of the surface portion 21 and the upper surface of the information protection layer 31. [

And since the bezel mask layer 35 is disposed to correspond to the bezel area of the display surface of the electronic device, it is not necessary to be transparent. Accordingly, the bezel mask layer 35 can be implemented in various colors, various patterns, etc. in order to improve the aesthetic value. Therefore, examples of materials that can be applied to the bezel mask layer 35 in the present invention include non-transparent pigments and the like.

Accordingly, since the electronic device case 100 of the present invention can realize various colors and various patterns on the bezel mask layer 35, the aesthetic value can be improved.

As described above, the cover sheet 200 provided on the front cover 20 of the present invention may be provided so as to correspond to the viewer area of the display screen as shown in FIG. 2, or correspond to the bezel area of the display screen as shown in FIG. . That is, in the present invention, the cover sheet 200 can be provided in the front cover 20 in various structures.

Referring back to FIG. 1, the connection unit 15 may be configured to connect the front cover 20 and the rear cover 10. Particularly, when the front cover 20 is covered, the connecting portion 15 can see an image outputted from the display surface of the electronic device through the cover sheet 200. When the front cover 20 is opened, The front cover 20 and the rear cover 10 are connected to each other so that the front cover 20 can be opened and closed so that the user can see the user. The connection unit 15 may be provided to connect the front cover 20 and the rear cover 10 to the side surface of the electronic device.

The connecting portion 15 may be integrally formed with the front cover 20 and the rear cover 10 or may be provided between the front cover 20 and the rear cover 10. [ The connecting portion 15 may be made of the same material as the front cover 20 and the rear cover 10 and the connecting portion 15 may be formed between the front cover 20 and the rear cover 10. [ The front cover 20 and the rear cover 10 may be made of the same material or different materials. Examples of materials that can be used for the connection portion 15 include leather, soft film, and the like. For example, when the front cover 20 and the rear cover 10 are made of leather and the connecting portion 15 is provided to have an integral structure, the connecting portion 15 may also have a leather material. As another example, when the front cover 20 and the rear cover 10 are made of a plastic material, the connection portion 15 may be made of a soft film material.

As described above, the electronic device case 100 according to the present invention includes the connection portion 15 so that the front cover 20 can be easily covered and opened so as to correspond to the display surface of the electronic device.

When the user wants to protect information on an image output from the display surface of the electronic device, the electronic device case may be used in a state in which the front cover 20 is covered, The electronic device may be used in a state in which the front cover 20 is opened. In addition, since the electronic device can be operated through the cover sheet 200 even when the display surface of the electronic device is covered with the front cover 20, the present invention can improve convenience for the user due to information protection or information sharing .

In addition, the electronic device case 100 of the present invention is provided with an operation portion (not shown) formed of a through hole so that the functional member can be operated on each of the front cover 20 and the rear cover 10 corresponding to the portion where the functional member of the electronic device is formed. (14a, 14b, 14c). Examples of the functional member include a button, a camera, a speaker, and the like. Reference numeral 14a may correspond to an operation portion provided on the rear surface of the electronic apparatus, and reference numeral 14b may correspond to an operation portion on which a speaker provided on the front surface of the electronic apparatus is operated. Reference numeral 14c May correspond to an operation unit for operating a button provided on the front surface of the electronic apparatus.

In addition, the electronic device case 100 of the present invention includes fixing portions 16a and 16b for fixing the front cover 20 when the front cover 20 is covered to correspond to the display surface of the electronic device . In particular, since the cover sheet 200 is provided on the front cover 20 of the present invention, the display surface of the electronic apparatus and the cover sheet 200 must be fixed so as to maintain an aligned state. Therefore, the fixing portions 16a and 16b of the present invention must be able to align the cover sheet 200 with the display surface of the electronic device and fix the front cover 20. Examples of the fixing portions 16a and 16b mentioned above include a holder using a magnet, a holder using a knot button, and the like.

The electronic device case of the present invention not only protects an electronic device from an external impact but also protects information about an image output from the display surface from the other party according to the user's convenience. In particular, since the electronic device case of the present invention can touch the display surface of the electronic device through the cover sheet, the electronic device can be used even when the front cover of the electronic device is covered.

Therefore, the electronic device case of the present invention can use or not use the information protection function of the front cover according to the convenience of the user, so that the efficiency of use of the electronic device can be improved and as a result, Improvement can be expected.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the present invention as defined by the following claims. It can be understood that it is possible.

10: rear cover 12:
14a, 14b, 14c: operation part 15: connection part
16a, 16b: fixing part 20: front cover
21: surface portion 23: optical adhesive layer
25, 29: scattering prevention film 27: louver grating layer
31: Information protection layer
100: Case for electronic device
200: Cover sheet

Claims (9)

A rear cover having a receiving portion for receiving the electronic device so that a display surface of the electronic device is exposed;
A front cover having a cover sheet corresponding to a display surface of the electronic device so that a user can view an image output from the display surface of the electronic device only at a predetermined angle; And
Wherein when the front cover is covered, the image can be viewed through the cover sheet, and when the front cover is opened, the front cover is covered so that the image can be viewed directly, and between the front cover and the rear cover And a connection portion provided in the case. The cover sheet according to claim 1,
A surface portion having a transparent material;
An optical adhesive layer disposed on a rear surface of the surface portion; And
And an information protection layer disposed on a rear surface of the optical adhesive layer. The case for an electronic device according to claim 2, wherein the surface portion comprises tempered glass, reinforced plastic or reinforced film. The electronic device case according to claim 2, wherein the optical adhesive layer has a transmittance of 90% or more, a reflectivity and a dielectric constant of 1.0% or less. The electronic device case according to claim 2, wherein the optical adhesive layer comprises any one selected from the group consisting of polycarbonate, polyimide, and acrylic resin. The electronic device case according to claim 2, wherein the information protection layer comprises a multi-layer structure in which a light-scattering film, a louver lattice layer and a light-scattering film are sequentially laminated. The electronic device case according to claim 1, wherein the connecting portion is integrally formed with the front cover and the rear cover, or has a structure for attaching the front cover and the rear cover. 2. The electronic device according to claim 1, wherein each of the front cover and the rear cover corresponding to a portion where the functional member of the electronic device is formed is provided with an operating portion formed of a through hole so that the functional member can be operated case. The electronic device case according to claim 1, further comprising a fixing part for aligning the cover sheet with the display surface of the electronic device when the front cover is covered, and fixing the front cover.
KR1020130064624A 2013-06-05 2013-06-05 A case for covering electronic equipment KR20140143262A (en)

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Cited By (27)

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US9757934B2 (en) 2013-08-08 2017-09-12 Belkin International Inc. Overlay applicator and method of using the same
USD800128S1 (en) 2016-05-27 2017-10-17 Belkin International, Inc. Overlay
USD800127S1 (en) 2016-05-27 2017-10-17 Belkin International, Inc. Overlay
USD800129S1 (en) 2016-05-27 2017-10-17 Belkin International, Inc. Overlay
USD800126S1 (en) 2016-05-27 2017-10-17 Belkin International, Inc. Overlay
USD800130S1 (en) 2016-05-27 2017-10-17 Belkin International, Inc. Overlay
USD800131S1 (en) 2016-05-27 2017-10-17 Belkin International, Inc. Overlay
USD802594S1 (en) 2016-05-27 2017-11-14 Belkin International, Inc. Overlay
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