KR20210025280A - Electronic device inlcuding cover that film is laminated, and manafacturing method of the cover - Google Patents

Abstract

According to an embodiment of the present invention, an electronic device includes: a plate which is substantially transparent and comprises a planar part and at least one corner connecting two curved borders which extend from the planar part and are not parallel to each other; and a film bonded to the plate, wherein the film may be preformed before being bonded to the plate, so as to have a first part in a form corresponding to the planar part and the at least one corner, a second part to be attached to the two curved borders, and at least one planar region for attaching a guide film to a portion of the second part. Various other embodiments are possible. According to the present invention, the manufacturing method of a cover can reduce a bonding defect of the film.

Description

Electronic device including a cover to which a film is bonded, and a method of manufacturing the cover {ELECTRONIC DEVICE INLCUDING COVER THAT FILM IS LAMINATED, AND MANAFACTURING METHOD OF THE COVER}

Various embodiments of the present disclosure relate to an electronic device including a cover to which a film is bonded, and a method of manufacturing the cover.

The electronic device may include an exterior member such as a glass cover. Such an exterior member is manufactured by bonding a film to a transparent plate, and may have a visual effect due to the film (eg, a deco film).

The transparent plate and the film may be bonded, for example, by pressing the flat-shaped film in the bonding device toward the transparent plate with the adhesive side facing the transparent plate. However, for example, a flat film may not be evenly adhered to a portion such as a corner where three sides meet, and thus bonding failures such as folds or wrinkles may occur.

An embodiment of the present invention may provide a method of manufacturing a cover for reducing defects in bonding of a film, and an electronic device including a cover to which the film is bonded.

According to an embodiment of the present invention, the electronic device includes a planar part and at least one corner connecting two curved borders extending from the planar part and not parallel to each other, and substantially A transparent plate, and a film bonded to the plate, wherein the film includes a first portion having a shape along the flat portion and the at least one corner, a second portion for attaching to the two curved edges, and In order to have at least one planar section for attaching the guide film to a part of the second part, it may be preformed before bonding with the plate.

The method of manufacturing a cover according to various embodiments of the present disclosure may reduce bonding failures of a film.

In addition, effects obtained or predicted by various embodiments of the present invention will be disclosed directly or implicitly in the detailed description of the embodiments of the present invention. For example, various effects predicted according to various embodiments of the present invention will be disclosed within the detailed description to be described later.

1 is a front perspective view of a mobile electronic device according to an exemplary embodiment.
2 is a perspective view of a rear side of the electronic device of FIG. 1 according to an exemplary embodiment.
3 is an exploded perspective view of the electronic device of FIG. 1 according to an exemplary embodiment.
4 shows a manufacturing flow of a cover according to an embodiment.
5A is a perspective view of a plate according to an embodiment.
5B is a plan view of the plate of FIG. 5A according to an embodiment.
6A is a cross-sectional view taken along line AA′ in the plate of FIG. 5A according to an exemplary embodiment.
6B is a cross-sectional view taken along line B-B' in the plate of FIG. 5A according to an exemplary embodiment.
7 is a cross-sectional view of a decor film according to an embodiment.
8A is a perspective view of a preformed decor film according to an embodiment.
8B is a plan view of a preformed decor film according to an embodiment.
8C is a side view of a preformed decor film according to an embodiment.
9 is a plan view illustrating a state in which a guide film is attached to a preformed decor film according to an exemplary embodiment.
10 illustrates a state in which a preformed decor film is aligned with a plate in a bonding device according to an embodiment.
FIG. 11 is a cross-sectional view illustrating a state in which a preformed decor film to which a guide film is attached is aligned with a plate in a bonding device, and then the guide film is arranged to be bent according to an exemplary embodiment.
12 is a cross-sectional view illustrating a state in which a guide film is separated after bonding a decor film and a plate according to an embodiment.
13 is a cross-sectional view illustrating a state in which a film used for preforming is separated after separating a guide film according to an exemplary embodiment.
14 is a plan view of a decor film according to another embodiment.
15A is a plan view illustrating a state in which a guide film is attached to the decor film of FIG. 14 according to an exemplary embodiment.
15B is a perspective view illustrating a state in which a guide film is attached to the decor film of FIG. 14 according to an exemplary embodiment.

Hereinafter, various embodiments of the present document will be described with reference to the accompanying drawings.

An electronic device according to various embodiments disclosed in this document may be a device of various types. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance. The electronic device according to the embodiment of the present document is not limited to the above-described devices.

Various embodiments of the present document and terms used therein are not intended to limit the technical features described in this document to specific embodiments, and should be understood to include various modifications, equivalents, or substitutes of the corresponding embodiment. In connection with the description of the drawings, similar reference numerals may be used for similar or related components. The singular form of a noun corresponding to an item may include one or more of the above items unless clearly indicated otherwise in a related context. In this document, “A or B”, “at least one of A and B”, “at least one of A or B,” “A, B or C,” “at least one of A, B and C,” and “A Each of the phrases such as "at least one of, B, or C" may include any one of the items listed together in the corresponding one of the phrases, or all possible combinations thereof. Terms such as "first", "second", or "first" or "second" may be used simply to distinguish the component from other Order) is not limited. Some (eg, a first) component is referred to as “coupled” or “connected” to another (eg, a second) component, with or without the terms “functionally” or “communicatively”. When mentioned, it means that any of the above components may be connected to the other components directly (eg by wire), wirelessly, or via a third component.

1 is a front perspective view of a mobile electronic device according to an exemplary embodiment. 2 is a perspective view of a rear side of the electronic device of FIG. 1 according to an exemplary embodiment. 3 is an exploded perspective view of the electronic device of FIG. 1 according to an exemplary embodiment.

1 and 2, the electronic device 100 according to an embodiment includes a first surface (or front surface) 110A, a second surface (or rear surface) 110B, and a first surface 110A, and It may include a housing 110 including a side surface 110C surrounding the space between the second surfaces 110B. In another embodiment (not shown), the housing may refer to a structure forming some of the first surface 110A, the second surface 110B, and the side surface 110C of FIG. 1. According to an embodiment, the first surface 110A may be formed by the front plate 102 (eg, a glass plate including various coating layers, or a polymer plate), at least in part, which is substantially transparent. The second surface 110B may be formed by a substantially opaque rear plate 111. The back plate 111 is formed by, for example, coated or colored glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the above materials. Can be. The side surface 110C is coupled to the front plate 102 and the rear plate 111 and may be formed by a side bezel structure (or “side member”) 118 including metal and/or polymer. In some embodiments, the back plate 111 and the side bezel structure 118 are integrally formed and may include the same material (eg, a metal material such as aluminum).

In the illustrated embodiment, the front plate 102 includes two first regions 110D that are curved toward the rear plate 111 from the first surface 110A and extend seamlessly, the front plate It may be included at both ends of the long edge (102). In the illustrated embodiment (refer to FIG. 2), the rear plate 111 is curved toward the front plate 102 from the second surface 110B to seamlessly extend two second regions 110E with a long edge. It can be included at both ends. In some embodiments, the front plate 102 (or the rear plate 111) may include only one of the first regions 110D (or the second regions 110E). In another embodiment, some of the first regions 110D or the second regions 110E may not be included. In the above embodiments, when viewed from the side of the electronic device 100, the side bezel structure 118 may be formed on a side side where the first regions 110D or the second regions 110E are not included. It may have a first thickness (or width), and may have a second thickness that is thinner than the first thickness on a side surface including the first regions 110D or the second regions 110E.

According to an embodiment, the electronic device 100 includes a display 101, audio modules 103, 107, 114, sensor modules 104, 116, 119, and camera modules 105, 112, 113. , Key input devices 117, the light emitting device 106, and may include at least one or more of the connector holes (108, 109). In some embodiments, the electronic device 100 may omit at least one of the constituent elements (eg, the key input devices 117 or the light emitting element 106) or may additionally include other constituent elements.

Display 101 may be exposed through a significant portion of front plate 102, for example. In some embodiments, at least a portion of the display 101 may be exposed through the front plate 102 forming the first surface 110A and the first regions 110D of the side surface 110C. In some embodiments, the edge of the display 101 may be formed substantially the same as the adjacent outer shape of the front plate 102. In another embodiment (not shown), in order to expand the area to which the display 101 is exposed, the distance between the outer periphery of the display 101 and the outer periphery of the front plate 102 may be formed substantially the same.

In another embodiment (not shown), a recess or opening is formed in a part of the screen display area of the display 101, and the audio module 114 and the sensor are aligned with the recess or the opening. It may include at least one or more of the module 104, the camera module 105, and the light emitting device 106. In another embodiment (not shown), on the rear surface of the screen display area of the display 101, the audio module 114, the sensor module 104, the camera module 105, the fingerprint sensor 116, and the light emitting element 106 ) May include at least one or more of. In another embodiment (not shown), the display 101 is coupled to or adjacent to a touch sensing circuit, a pressure sensor capable of measuring the intensity (pressure) of a touch, and/or a digitizer that detects a magnetic field type stylus pen. Can be placed. In some embodiments, at least a portion of the sensor modules 104, 119, and/or at least a portion of the key input devices 117, the first regions 110D, and/or the second regions ( 110E).

The audio modules 103, 107, and 114 may, in one embodiment, include a microphone hole 103 and speaker holes 107, 114. In the microphone hole 103, a microphone for acquiring external sound may be disposed inside, and in some embodiments, a plurality of microphones may be disposed to detect the direction of sound. The speaker holes 107 and 114 may include an external speaker hole 107 and a receiver hole 114 for a call. In some embodiments, the speaker holes 107 and 114 and the microphone hole 103 may be implemented as a single hole, or a speaker may be included without the speaker holes 107 and 114 (for example, a piezo speaker).

The sensor modules 104, 116, and 119 may generate electrical signals or data values corresponding to an internal operating state of the electronic device 100 or an external environmental state, in an embodiment. The sensor modules 104, 116, 119 are, for example, a first sensor module 104 (for example, a proximity sensor) and/or a second sensor module disposed on the first surface 110A of the housing 110 (Not shown) (e.g., a fingerprint sensor), and/or a third sensor module 119 (e.g., HRM sensor) and/or a fourth sensor module ( 116) (eg, fingerprint sensor) may be included. The fingerprint sensor may be disposed on the first side 110A of the housing 110 (eg, not only the display 101 but also the second side 110B. The electronic device 100 is a sensor module, not shown, for example, For example, at least one of a gesture sensor, a gyro sensor, an atmospheric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an infrared (IR) sensor, a biometric sensor, a temperature sensor, a humidity sensor, or an illuminance sensor 104 is further included. Can include.

The camera modules 105, 112, and 113 are, in one embodiment, the first camera device 105 disposed on the first side 110A of the electronic device 100, and the second side 110B. A second camera device 112 and/or a flash 113 may be included. The camera devices 105 and 112 may include one or more lenses, an image sensor, and/or an image signal processor. The flash 113 may include, for example, a light emitting diode or a xenon lamp. In some embodiments, two or more lenses (infrared camera, wide-angle and telephoto lenses) and image sensors may be disposed on one side of the electronic device 100.

The key input devices 117 may, in one embodiment, be disposed on the side 110C of the housing 110. In another embodiment, the electronic device 100 may not include some or all of the aforementioned key input devices 117, and a key input device that is not included may be in another form such as a soft key on the display 101. Can be implemented. In some embodiments, the keystroke device may include a sensor module 116 disposed on the second side 110B of the housing 110.

The light emitting element 106 may, in one embodiment, be disposed on the first side 110A of the housing 110. The light emitting element 106 may provide, for example, state information of the electronic device 100 in the form of light. In another embodiment, the light emitting device 106 may provide a light source that is interlocked with the operation of the camera module 105, for example. The light-emitting element 106 may include, for example, an LED, an IR LED, and a xenon lamp.

The connector holes 108 and 109 are a first connector hole 108 capable of receiving a connector (eg, a USB connector) for transmitting and receiving power and/or data with an external electronic device, and/or an external electronic device. And a second connector hole (eg, an earphone jack) 109 that can accommodate a connector for transmitting and receiving an audio signal.

Referring to FIG. 3, the electronic device 100 includes a side bezel structure 118, a first support member 311 (eg, a bracket), a front plate 102, a display 101, and a printed circuit board. 340, a battery 350, a second support member 360 (eg, a rear case), an antenna 370, and a rear plate 111. In some embodiments, the electronic device 100 may omit at least one of the constituent elements (eg, the first support member 311 or the second support member 360) or may additionally include other constituent elements. . At least one of the constituent elements of the electronic device 100 may be the same as or similar to at least one of the constituent elements of the electronic device 100 of FIG. 1 or 2, and redundant descriptions will be omitted below.

The first support member 311 may be disposed inside the electronic device 100 to be connected to the side bezel structure 118 or may be integrally formed with the side bezel structure 118. The first support member 311 may be formed of, for example, a metal material and/or a non-metal (eg, polymer) material. In the first support member 311, the display 101 may be coupled to one surface and the printed circuit board 340 may be coupled to the other surface. A processor, a memory, and/or an interface may be mounted on the printed circuit board 340. The processor may include, for example, one or more of a central processing unit, an application processor, a graphic processing unit, an image signal processor, a sensor hub processor, or a communication processor.

The memory may include, for example, volatile memory or nonvolatile memory.

The interface may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and/or an audio interface. The interface may electrically or physically connect the electronic device 100 to an external electronic device, for example, and may include a USB connector, an SD card/MMC connector, or an audio connector.

The battery 350 is a device for supplying power to at least one component of the electronic device 100, and may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell. . At least a portion of the battery 350 may be disposed substantially on the same plane as the printed circuit board 340, for example. The battery 350 may be integrally disposed inside the electronic device 100 or may be disposed detachably from the electronic device 100.

The antenna 370 may be disposed between the rear plate 111 and the battery 350. The antenna 370 may include, for example, a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna. The antenna 370 may perform short-range communication with an external device or wirelessly transmit/receive power required for charging. In another embodiment, an antenna structure may be formed by a side bezel structure 118 and/or a part of the first support member 311 or a combination thereof.

According to an embodiment, a deco film may be bonded to the front plate 102 or the rear plate 111 to provide a visual effect by the deco film, and with reference to the following drawings, a plate (for example, the front plate 102) Alternatively, a manufacturing flow of bonding the deco film to the rear plate 111 will be described.

4 shows a manufacturing flow 400 for a cover according to an embodiment. 5a, 5b, 6a, 6b, 7, 8a, 8b, 8c, 9, 10, 11, 12, and 13 are reference diagrams for explaining the manufacturing flow 400 of FIG. 4 according to an embodiment.

Referring to Figure 4, according to an embodiment, in operation 410, a planar part (or flat part) and a non-parallel (e.g., acute angle, right angle, or obtuse angle) extending from the planar portion. ) A plate including at least one corner connecting two curved borders may be formed.

5A is a perspective view of a plate 500 according to an embodiment. 5B is a plan view of the plate 500 according to an embodiment.

5A and 5B, the plate 500 includes a flat portion 510 and a curved border part 520 extending at least partially along an edge of the flat portion 510. can do. According to an embodiment, the curved edge portion 520 includes a first curved edge 521, a second curved edge 522 disposed opposite to the first curved edge 521, and the first curved edge 521. A third curved rim 523 connecting one end and one end of the second curved rim 522, or the other end of the first curved rim 521 and the other end of the second curved rim 522, and a third A fourth curved edge 524 disposed opposite to the curved edge 523 may be included. When viewed from the top of the flat portion 510, the first curved edge 521 or the second curved edge 522 may be substantially orthogonal to the third curved edge 523 or the fourth curved edge 524. For example, when viewed from the top of the flat portion 510, the first curved edge 521 may be parallel to the second curved edge 522, and the third curved edge 523 is the fourth curved edge 524. Can be parallel to According to an embodiment, when viewed from the top of the flat portion 510, the first distance D1 at which the first curved edge 521 and the second curved edge 522 are spaced apart is the third curved edge 523 and The fourth curved edge 524 may be different from the spaced second distance D2. For example, the first distance D1 may be smaller than the second distance D2.

According to an embodiment, the curved edge portion 520 may include a first corner 531 to which the first curved edge 521 and the third curved edge 523 are seamlessly connected. The curved edge portion 520 may include a second corner 532 to which the first curved edge 521 and the fourth curved edge 524 are seamlessly connected. The curved edge portion 520 may include a third corner 533 to which the second curved edge 522 and the third curved edge 523 are seamlessly connected. The curved edge portion 520 may include a fourth corner 534 to which the second curved edge 522 and the fourth curved edge 524 are seamlessly connected.

1, 2, 5A and 5B, in one embodiment, the front plate 102 may be formed on the basis of the plate 500, and the curved edge portion 520 is a rear plate from the flat portion 510 It can be bent toward (111) and extended seamlessly. According to various embodiments, the rear plate 111 may be formed on the basis of the plate 500, and the curved edge portion 520 may be curved toward the front plate 102 from the flat portion 510 and extend seamlessly. . The plate 500 may be formed to be substantially transparent, and may include, for example, various materials such as glass or polymer. According to some embodiments, when the plate 500 is applied to the rear plate 111 of FIG. 2, the plate 500 may be formed to be translucent.

6A is a cross-sectional view taken along line A-A′ in the plate 500 of FIG. 5A according to an exemplary embodiment. 6B is a cross-sectional view taken along line B-B' in the plate 500 of FIG. 5A according to an exemplary embodiment. 5A, 5B, 6A and 6B, in an embodiment, the plate 500 may include a first surface 541 and a second surface 542 disposed opposite each other. The first surface 541 includes a first edge 551, a second edge 552 extending opposite the first edge 551, and one end and a first edge of the first edge 551. 2 Connect the third edge 553 connecting one end of the edge 552 to the other end of the first edge 551 and the other end of the second edge 552 and opposite the third edge 553 It may include an extended fourth edge 554. The first surface 541 has a first plane 550 formed by the flat portion 510, a first curved surface 561 adjacent to the first edge 551 and formed by a first curved edge 521, A second curved surface 562 adjacent to the second edge 552 and formed by a second curved edge 522, a third curved surface adjacent to the third edge 553 and formed by a third curved edge 523 563, or a fourth curved surface 564 adjacent to the fourth edge 554 and formed by the fourth curved edge 524. The first plane 551 is a first boundary 555 connected to the first curved surface 561, a second boundary 556 connected to the second curved surface 562, and a third boundary connected to the third curved surface 563. A boundary 557 or a fourth boundary 558 connected to the fourth curved surface 564 may be included. The first boundary 555 and the second boundary 556 can be parallel, and the third boundary 557 and the fourth boundary 558 can be parallel.

Referring to FIG. 6A, the first curved surface 561 may extend from, for example, a first boundary 555 to a first edge 551 to be seamlessly connected to the first plane 550. According to an embodiment, the first edge 551 is a first boundary 555 by a first height H1 in a first direction 601 (eg, +z axis direction) facing the first plane 551. It can be located away from. The first edge 551 is positioned to be spaced apart from the first boundary 555 by a first width W1 in a second direction 602 perpendicular to the first direction 601 (eg, +x axis direction). I can. The shape of the first curved surface 561 may vary according to the curvature of each point between the first boundary 555 and the first edge 551.

Referring to FIG. 6A, the second curved surface 562 may extend from, for example, the second boundary 556 to the second edge 552 to be seamlessly connected to the first plane 550. According to an embodiment, the second edge 552 may be positioned apart from the second boundary 556 by a second height H2 in the first direction 601. The second edge 552 may be positioned apart from the second boundary 556 by a second width W2 in a third direction 603 opposite to the second direction 602. According to various embodiments, the shape of the second curved surface 562 may vary according to the curvature of each point between the second boundary 556 and the second edge 552. According to an embodiment, when viewed in cross section, the first curved surface 561 and the second curved surface 562 may be symmetrical to each other with the first plane 550 interposed therebetween.

Referring to FIG. 6B, the third curved surface 563 may be seamlessly connected to the first plane 550 by extending from the third boundary 557 to the third edge 553, for example. According to an embodiment, the third edge 553 may be located in the first direction 601 by a third height H3 separated from the third boundary 557. The third edge 553 may be positioned apart from the third boundary 557 by a third width W3 in a fourth direction 604 (eg, +y axis direction) perpendicular to the second direction 602. I can. According to various embodiments, the shape of the third curved surface 563 may vary according to the curvature of each point between the third boundary 557 and the third edge 553.

Referring to FIG. 6B, the fourth curved surface 564 may extend from, for example, the fourth boundary 558 to the fourth edge 554 to be seamlessly connected to the first plane 550. According to an embodiment, the fourth edge 554 may be positioned apart from the fourth boundary 558 by a fourth height H4 in the first direction 601. The fourth edge 554 may be positioned apart from the fourth boundary 558 by a fourth width W4 in a fifth direction 605 opposite to the fourth direction 604. According to various embodiments, the shape of the fourth curved surface 564 may vary according to the curvature of each point between the boundary 558 and the fourth edge 554. According to an embodiment, when viewed in cross section, the third curved surface 563 and the fourth curved surface 564 may be symmetrical to each other with the first plane 550 therebetween.

According to an embodiment, a first height H1 of the first curved surface 561, a second height H2 of the second curved surface 562, a third height H3 of the third curved surface 563, or 4 The fourth height H4 of the curved surface 564 may be about 2.5 mm or more and 10 mm or less.

According to various embodiments, the first curved surface 561 may be formed so that each point between the first edge 551 and the first boundary 555 has a first curvature that is substantially constant. The second curved surface 562 may be formed such that each point between the second edge 552 and the second boundary 556 has a second curvature that is substantially constant. The third curved surface 563 may be formed so that each point between the third edge 553 and the third boundary 557 has a substantially constant third curvature. The fourth curved surface 564 may be formed so that each point between the fourth edge 554 and the fourth boundary 558 has a substantially constant fourth curvature. The first curvature and the second curvature may be substantially the same. According to various embodiments, the first curvature and the second curvature may be different. The third curvature and the fourth curvature may be the same. According to various embodiments, the third and fourth curvatures may be different. According to various embodiments, the first curvature or the second curvature may be the same as or different from the third or fourth curvature.

According to various embodiments, the first curved surface 561 may be formed so that different points between the first edge 551 and the first boundary 555 have different curvatures (eg, multiple curvatures). The second curved surface 562 may be formed so that different points between the second edge 552 and the second boundary 556 have different curvatures. The third curved surface 563 may be formed so that different points between the third edge 553 and the third boundary 557 have different curvatures. The fourth curved surface 564 may be formed so that different points between the fourth edge 554 and the fourth boundary 558 have different curvatures.

5A, 5B, 6A and 6B, in an embodiment, the first surface 541 is a first curved surface 561 and a third curved surface 563 seamlessly connecting the first corner 531. It may include one corner curved surface 581. The first surface 541 may include a second curved surface 582 that seamlessly connects the first curved surface 561 and the fourth curved surface 564 at the second corner 532. The first surface 541 may include a third corner curved surface 583 seamlessly connecting the second curved surface 562 and the third curved surface 563 at the third corner 533. The first surface 541 may include a fourth corner curved surface 584 seamlessly connecting the second curved surface 562 and the fourth curved surface 564 at the fourth corner 534.

6A and 6B, the second surface 542 may be formed in a shape substantially along the first surface 541, for example. According to an embodiment, the thickness T of the first flat portion 510, the thickness T1 of the first curved edge 521, the thickness T2 of the second curved edge 522, and the third curved edge ( The thickness T3 of 523 and the thickness T4 of the fourth curved edge 524 may be substantially the same.

According to various embodiments (not shown), the thickness T1 of the first curved edge 521 may decrease from the first border 555 to the first edge 551. The thickness T2 of the second curved edge 522 may decrease from the second border 556 to the second edge 552. The thickness T3 of the third curved edge 523 may decrease from the third border 557 to the third edge 553. The thickness T4 of the fourth curved edge 524 may decrease from the fourth border 558 to the fourth edge 554.

According to various embodiments (not shown), the thickness T1 of the first curved edge 521 may increase from the first border 555 to the first edge 551. The thickness T2 of the second curved edge 522 may increase from the second border 556 to the second edge 552. The thickness T3 of the third curved edge 523 may increase from the third border 557 to the third edge 553. The thickness T4 of the fourth curved edge 524 may be implemented in a form that increases from the fourth border 558 to the fourth edge 554.

According to various embodiments, operation 410 may further include an operation of strengthening the surface of the plate 500 in order to increase strength against impact and scratches. For example, the plate 500 may be a glass plate, and the glass surface may be strengthened through a method of forming a compressive stress layer on the glass surface through substitution between the inside of the glass (Na+) and the alkali ion (K+) of the outside. have.

Referring to FIG. 4, according to an embodiment, in operation 420, a deco film may be formed. The decor film may be attached to the first surface 541 of the plate 500 shown in FIGS. 6A and 6B to be implemented as various types of films to provide various visual effects such as color, gradation, and pattern.

7 is a cross-sectional view of a decor film 700 according to an embodiment.

Referring to FIG. 7, in one embodiment, the deco film 700 is a base film 711, an adhesive layer 712, a deco layer 713, or a release film. (714) may be included.

The base film 711 is, for example, a film that serves as a basis for arranging a plurality of layers, and may be formed of various polymers such as polycarbonate (PC) or polyethylene terephthalate (PET). . An adhesive layer 712 for bonding with the plate 500 of FIGS. 6A and 6B is disposed on one side 711a of the base film 711, and a decor layer for visual effect on the other side 711b of the base film 711 713 can be placed. The base film 711 and the adhesive layer 712 may be formed to be substantially transparent or may be formed to have a set light transmittance. For example, when light is irradiated to the plate 500 of FIG. 5A to which the decor film 700 is bonded, the light passes through the plate 500, the adhesive layer 712, and the base film 711 to form the decor layer 713. ) Can be reached, thereby making the visual effect of the decor layer 713 visible. According to various embodiments, the adhesive layer 712 may include various optical adhesive members such as optical clear adhesive (OCA). The release film 714 may be detachably disposed on the adhesive layer 712 to protect the adhesive layer 712, for example. When bonding the decor film 700 to the plate 500 of FIG. 5A, the release film 714 may be separated to expose the adhesive layer 712 for adhesion to the plate 500.

The decor layer 713 may include, for example, a pattern layer 715. The pattern layer 715 may be disposed on the other surface 711b of the base film 711 to provide visual effects of various patterns. According to an embodiment, the pattern layer 715 may be formed on the base film 711 through UV molding. In UV molding, for example, a UV-curable resin is injected into a mold to which a pattern such as a hairline is applied, and the base film 711 is placed on the mold in which the UV-curable resin is injected and pressed, and then irradiated with UV rays to prevent UV rays. The pattern layer 715 may be formed by curing the cured resin.

The decor layer 713 may include, for example, a color layer 716. The color layer 716 may be disposed on the pattern layer 715 to provide visual effects of various colors. According to various embodiments, the color layer 716 may be disposed on the pattern layer 715 through various deposition methods such as physical vapor deposition (PVD). Physical vapor deposition may be performed by vaporizing various metal materials such as indium, titanium oxide, aluminum oxide, or silicon oxide in a vacuum to coat the vaporized metal atoms on the pattern layer 715.

The decor layer 713 may include, for example, a fringin layer 717. A printing layer 717 providing various visual effects through various printing techniques may be disposed on the pattern layer 715 or the color layer 716. According to various embodiments, the printing layer 717 may include a material for electromagnetic wave shielding (eg, EMI shielding).

According to various embodiments, the decoration film 700 may omit some of the pattern layer 715, the color layer 716, and the printing layer 717, or additionally include other layers that provide various visual effects. Can be formed by

According to various embodiments (not shown), the stacking order of the base film 711, the pattern layer 715, the color layer 716, or the printing layer 717 in the decor film 700 may be changed.

According to various embodiments (not shown), the decor film may be implemented to have a plurality of pattern layers, a plurality of color layers, or a plurality of printing layers. For example, the decor film may be formed through primary UV molding, primary deposition, secondary UV molding, and secondary deposition. The decor film may have visual effects due to layers formed by first UV molding and first deposition, and visual effects due to layers formed by second UV molding and second deposition.

According to various embodiments (not shown), the plate 500 of FIG. 5A may include a structure such as an opening (eg, a through hole for arranging a camera) or a notch, and operation 420 The decor film may also include an operation of processing its shape corresponding to the structure.

4 and 5A, according to an embodiment, in operation 430, the planar portion 550 and at least one corner of the plate 500 of FIG. 5A (eg, a first corner 531, a second corner ( 532), the third corner 533, or the first portion of the shape along the fourth corner 534), and a curved edge of the plate 500 (for example, the first curved edge 521, the second curved edge ( 522), a second portion for attaching to the third curved edge 523 or the fourth curved edge 524, and a flat area (or flat section) for attaching a guide film to a part of the second portion. To have, the decor film can be preformed.

Referring to FIG. 7, the decor film 700 may further include a preforming film 718 attached to the decor layer 713. The preforming is an operation of pre-forming the decor film 700 in a set shape before the operation of bonding the decor film 700 of FIG. 7 with the first surface 541 of the plate 500 shown in FIGS. 6A and 6B. Can point. For example, the decor film 700 may be molded into the set shape through a mold, and may be maintained in the set shape by the preforming film 718. The adhesion between the preforming film 718 and the decor layer 713 may allow the decor film 700 to be maintained in the above-described shape along the preforming film 718 when preforming is performed.

8A is a perspective view of a preformed decor film according to an embodiment. 8B is a plan view of a preformed decor film according to an embodiment. 8C is a side view of a preformed decor film according to an embodiment.

6A, 6B, 8A, 8B, and 8C, in one embodiment, the preformed decor film 800 is a first flat area 811 in a shape along the first plane 550 of the plate 500 It may include.

According to an embodiment, the preformed decor film 800 is a first corner curved surface 581 seamlessly connecting the first curved surface 561 and the third curved surface 563 of the plate 500 (see FIG. 5B). It may include a first corner curved area 831 having a shape that substantially follows. 6A and 6B, in one embodiment, the plate 500 has a third height H3 of the third curved surface 563 compared to the first height H1 of the first curved surface 561, or a third curved surface. When the first height (H1) of the first curved surface 561 is about 0.3 or more compared to the third height (H3) of (563), a flat deco film is bonded to the plate 500 (e.g., lamination) In this case, bonding failure at the first corner curved surface 581 connecting the first curved surface 561 and the third curved surface 563 (e.g., folding in which the decor film does not adhere evenly along the first corner curved surface 581) Wrinkles) can result. In another embodiment, the first height H1 of the first curved surface 561 compared to the first width W1 is about 0.7 or more, and the third height H3 compared to the third width W3 of the third curved surface 563 ) Is greater than or equal to about 0.3, when bonding a flat deco film with the plate 500, a bonding failure may occur at the first corner curved surface 581 connecting the first curved surface 561 and the third curved surface 563. I can. In another embodiment, the third height H3 of the third curved surface 563 compared to the third width W3 is about 0.7 or more, and the first height H1 compared to the first width W1 of the first curved surface 561 ) Is greater than or equal to about 0.3, when bonding a flat deco film with the plate 500, a bonding failure may occur at the first corner curved surface 581 connecting the first curved surface 561 and the third curved surface 563. I can. According to an embodiment, the preformed decor film 800 includes a first corner curved area 831 formed along the first corner curved surface 581 connecting the first curved surface 561 and the third curved surface 563. ) May be included, and the above bonding failure may be reduced.

According to an embodiment, the preformed decor film 800 is a second corner curved surface 582 seamlessly connecting the first curved surface 561 and the fourth curved surface 564 of the plate 500 (see FIG. 5B). It may include a second corner curved region 832 having a shape substantially following the. 6A and 6B, in one embodiment, the plate 500 has a fourth height H4 of the fourth curved surface 564 compared to the first height H1 of the first curved surface 561, or a fourth curved surface. When the first height H1 of the first curved surface 561 is about 0.3 or more compared to the fourth height H4 of 564, the first curved surface 561 in the case of bonding a flat deco film with the plate 500 And a bonding failure (eg, folding or wrinkle in which the decor film is not evenly adhered to the second corner curved surface 582) in the second corner curved surface 582 connecting the fourth curved surface 564. In another embodiment, the first height H1 of the first curved surface 561 compared to the first width W1 is about 0.7 or more, and the fourth height H4 compared to the fourth width W4 of the fourth curved surface 564 When) is greater than or equal to about 0.3, when a flat deco film is bonded to the plate 500, a bonding failure may occur at the second corner curved surface 582 connecting the first curved surface 561 and the fourth curved surface 564. I can. In another embodiment, the fourth height H4 compared to the fourth width W4 of the fourth curved surface 564 is about 0.7 or more, and the first height H1 compared to the first width W1 of the first curved surface 561 When) is greater than or equal to about 0.3, when a flat deco film is bonded to the plate 500, a bonding failure may occur at the second corner curved surface 582 connecting the first curved surface 561 and the fourth curved surface 564. I can. According to an embodiment, the preformed decor film 800 includes a second corner curved area 832 in a shape along the second corner curved surface 582 connecting the first curved surface 561 and the fourth curved surface 564. ) May be included, and the above bonding failure may be reduced.

According to one embodiment, the preformed decor film 800 is a third corner curved surface 583 seamlessly connecting the second curved surface 562 and the third curved surface 563 of the plate 500 (see FIG. 5B). It may include a third corner curved area 833 having a shape substantially following. 6A and 6B, in one embodiment, the plate 500 has a third height H3 of the third curved surface 563 compared to the second height H2 of the second curved surface 562, or a third curved surface. When the second height (H2) of the second curved surface 562 is about 0.3 or more compared to the third height (H3) of (563), the second curved surface 562 in the case of bonding a flat deco film with the plate 500 And a bonding failure (eg, folding or wrinkles in which the decor film is not evenly adhered along the third corner curved surface 583) in the third curved surface 583 connecting the third curved surface 563. In another embodiment, the second height H2 of the second curved surface 562 is greater than or equal to about 0.7 compared to the second width W2 of the second curved surface 562, and the third height H3 compared to the third width W3 of the third curved surface 563 ) Is greater than or equal to about 0.3, when bonding a flat deco film with the plate 500, a bonding failure may occur at the third corner curved surface 583 connecting the second curved surface 562 and the third curved surface 563. I can. In another embodiment, the third height H3 of the third curved surface 563 compared to the third width W3 is about 0.7 or more, and the second height H2 compared to the second width W2 of the second curved surface 562 ) Is greater than or equal to about 0.3, when bonding a flat deco film with the plate 500, a bonding failure may occur at the third corner curved surface 583 connecting the second curved surface 562 and the third curved surface 563. I can. According to an embodiment, the preformed decor film 800 includes a third corner curved area 833 having a shape along the third corner curved surface 583 connecting the second curved surface 562 and the third curved surface 563. ) May be included, and the above bonding failure may be reduced.

According to an embodiment, the preformed decor film 800 is a fourth corner curved surface 584 seamlessly connecting the second curved surface 562 and the fourth curved surface 564 of the plate 500 (see FIG. 5B). It may include a fourth corner curved area 834 having a shape substantially following the. 6A and 6B, in one embodiment, the plate 500 has a fourth height H4 of the fourth curved surface 564 compared to the second height H2 of the second curved surface 562, or a fourth curved surface. When the second height H2 of the second curved surface 562 is about 0.3 or more compared to the fourth height H4 of 564, the second curved surface 562 when a flat deco film is bonded to the plate 500 And a bonding failure (eg, folding, wrinkles in which the decor film is not evenly adhered along the fourth corner curved surface 584) at the fourth corner curved surface 584 connecting the fourth curved surface 564. In another embodiment, the second height H2 of the second curved surface 562 is greater than or equal to about 0.7 compared to the second width W2 of the second curved surface 562, and the fourth height H4 compared to the fourth width W4 of the fourth curved surface 564 ) Is greater than or equal to about 0.3, when the flat deco film is bonded to the plate 500, a bonding failure may occur at the fourth corner curved surface 584 connecting the second curved surface 562 and the fourth curved surface 564. I can. In another embodiment, the fourth height H4 of the fourth curved surface 564 is about 0.7 or more compared to the fourth width W4 of the fourth curved surface 564, and the second height H2 compared to the second width W2 of the second curved surface 562 ) Is greater than or equal to about 0.3, when the flat deco film is bonded to the plate 500, a bonding failure may occur at the fourth corner curved surface 584 connecting the second curved surface 562 and the fourth curved surface 564. I can. According to an embodiment, the preformed decor film 800 is formed along the fourth corner curved surface 584 connecting the second curved surface 562 and the fourth curved surface 564. ) May be included, and the above bonding failure may be reduced.

According to an embodiment, the preformed decor film 800 seamlessly connects the first flat area 811, the first corner curved area 831 and the third corner curved area 833, and the plate 500 It may include a third curved area 823 having a shape substantially following the third curved surface 563 of.

According to an embodiment, the preformed decor film 800 seamlessly connects the first flat area 811, the second corner curved area 832, and the fourth corner curved area 834, and the plate 500 A fourth curved area 824 having a shape substantially following the fourth curved surface 564 of may be included.

According to an embodiment, the preformed decor film 800 is disposed between the first corner curved area 831 and the second corner curved area 832, and has substantially the same plane as the first flat area 811. It may include a second planar region 812 forming. The preformed decor film 800 includes a first curved area connecting the first flat area 811, the first corner curved area 831, the second corner curved area 832, and the second flat area 812 ( 821). The first curved area 821 may be seamlessly connected to the first flat area 811, the first corner curved area 831, and/or the second corner curved area 832.

According to an embodiment, the preformed decor film 800 is disposed between the third corner curved area 833 and the fourth corner curved area 834, and has substantially the same plane as the first flat area 811. A third flat area 813 may be included. The preformed decor film 800 includes a second curved area connecting the first flat area 811, the third corner curved area 833, the fourth corner curved area 834, and the third flat area 813 ( 822). The second curved area 822 may be seamlessly connected to the first flat area 811, the third corner curved area 833 and/or the fourth corner curved area 834.

According to an embodiment, a guide film may be used when bonding the preformed decor film 800 and the plate 500 of FIG. 5A. The guide film may be used to align the preformed decor film 800 with the plate 500 in the bonding device before bonding the plate 500 and the preformed decor film 800 of FIG. 5A. The guide film may be used to bond the decor film 800 in close contact with the plate 500. According to an embodiment, the second flat area 812 and the third flat area 813 are areas to which the guide film is attached when the preformed decor film 800 is bonded to the plate 500 of FIG. 5A. I can. The guide film may include a first portion overlapping and attached to the preformed decor film 800 and a second portion extending from the first portion and not overlapping the preformed decor film 800. The second flat area 812 and the third flat area 813 may serve to guide a position or area where the first portion of the guide film is attached to the preformed decor film 800.

According to an embodiment, the second planar area 812 and the third planar area 813 may be disposed opposite to each other with the first plane 811 interposed therebetween.

Referring to FIG. 4, according to an embodiment, in operation 440, a guide film may be attached to the preformed decor film. After attaching the guide film to the preformed decor film, in operation 450, the preformed decor film and the plate may be bonded.

9 is a plan view illustrating a state in which the guide film 900 is attached to the preformed decor film 800 according to an exemplary embodiment.

Referring to FIG. 9, in one embodiment, when viewed from the top of the first flat area 811 of the preformed decor film 800, the guide film 900 overlaps and attaches to the preformed decor film 800. A first region 910 to be formed and a second region 920 and a third region 930 extending from the first region 910 so as not to overlap with the preformed decor film 800 may be included. According to an embodiment, the first area 910 may be attached to a part of the first flat area 811, the second flat area 812 and the third flat area 813 of the preformed decor film 800. I can. The second planar area 812 and the third planar area 813 may be defined as a planar section for attaching the guide film. Various adhesive materials (not shown) such as a polymer may be disposed between the first region 910 and the preformed decor film 800. According to an embodiment, the second region 920 and the third region 930 may be disposed opposite to each other with the first region 910 interposed therebetween. According to an embodiment, the second region 920 may include at least one first opening 921, and the third region 930 may include at least one second opening 931.

According to an embodiment, when bonding the preformed decor film 800 and the plate 500 of FIG. 5A, the guide film 900 is free in a bonding device (eg, a device that performs bonding in a vacuum state). It may be used to align the foamed decor film 800 with the plate 500. The guide film 900 may be used to bond the decor film 800 in close contact with the plate 500. 10 shows a state in which the preformed decor film 800 is aligned with the plate 500 in the bonding device according to an embodiment. Referring to FIG. 10, a structure (not shown) such as a projection disposed at a position set in the bonding device is coupled to at least one first opening 921 and at least one second opening 931 of the guide film 900 ( For example: can be inserted), whereby the preformed decor film 800 can be aligned with the plate 500 in the bonding device. By the alignment, for example, the first corner curved area 831 is aligned with the first corner 531, the second corner curved area 832 is aligned with the second corner 532, and the third corner The curved area 833 may be aligned with the third corner 533, and the fourth corner curved area 834 may be aligned with the fourth corner 534. The operation of aligning in the bonding device may include an operation of separating the release film 714 of FIG. 7.

According to an embodiment, when bonding the preformed decor film 800 and the plate 500 of FIG. 5A, the guide film 900 is preformed decor film 800 and plate 500 in the bonding device. It can be bent to reduce the joint failure between them.

11 shows a state in which the guide film 900 is bent after aligning the preformed decor film 800 to which the guide film 900 is attached with the plate 500 in the bonding device according to an embodiment. It is a cross-sectional view.

Referring to FIG. 11, in one embodiment, a preformed deco film 800 to which a guide film 900 is attached (a state in which the release film 714 of FIG. 7 is separated) is a plate 500 in the bonding device. After aligning with and performing an operation of bending the guide film 900, the second flat area 812 of the preformed decor film 800 is in a shape substantially following the first curved surface 561 of the plate 500. The third flat area 813 of the preformed decor film 800 may be curved and disposed in a shape substantially following the second curved surface 522 of the plate 500. After performing an operation of bending the guide film 900, an operation of intimate contact with the deco film 800 to the plate 500 is performed, and the deco film 800 is formed with the plate 500 through the adhesive layer 712 of FIG. Can be joined. Accordingly, the first flat area 811 of the decor film 800 is bonded to the first plane 550 of the plate 500, and the second flat area 812 of the decor film 800 is the plate 500 It is bonded to the first curved surface 561 of, and the third flat area 813 of the decor film 800 may be bonded to the second curved surface 562 of the plate 500. The operation of bending the guide film 900 may reduce bonding failure between the plate 500 and the decor film 800.

4, according to an embodiment, after bonding the deco film 800 (the release film 714 of FIG. 7 is separated) and the plate 500, in operation 460, the guide film 900 is It may be separated from the decor film 800.

12 is a cross-sectional view illustrating a state in which the guide film 900 is separated after bonding the decor film 800 and the plate 500 according to an embodiment. 13 is a cross-sectional view illustrating a state in which the film 718 used for preforming is separated after the guide film 900 is separated according to an exemplary embodiment.

12 and 13, in one embodiment, when the guide film 900 and the film 718 used for preforming are separated, the base film 711, the decor layer 713, and the adhesive layer of FIG. 7 A cover 1300 in a form in which the film 1200 including 712 is bonded to the plate 500 through the adhesive layer 712 may be formed. According to an embodiment, when ultraviolet rays are applied in the state shown in FIG. 12, the interfacial bonding force (or interfacial bonding force) between the films 718 and 1200 may be reduced, thereby reducing the film 718 used for preforming. ) Can be easily separated. According to some embodiments, the film 718 used for preforming may be separated between operations 430 and 440.

14 is a plan view of a decor film 1400 according to another embodiment.

Referring to FIG. 14, in one embodiment, the preformed decor film 1400 may include a corner curved area 1431 that is substantially similar or identical to the first corner curved area 831 of FIG. 8. The curved area 1431 can reduce bonding failure of the decor film 1400 in the first corner curved surface 581 connecting the first curved surface 561 of FIGS. 5B and 6A and the third curved surface 563 of FIG. 6B. . The preformed decor film 1400 may include a corner curved area 1433 that is substantially similar or identical to the third corner curved area 833 of FIG. 8, and the corner curved area 1433 is shown in FIGS. 5B and 6A. It is possible to reduce the bonding failure of the decor film 1400 in the second curved surface 562 and the third corner curved surface 583 connecting the third curved surface 563 of FIG. 6B. The preformed decor film 1400 is a first planar area 1411 (for example, the first planar area of FIG. 8) substantially following the first plane 550 of the plate 500 shown in FIG. 6A or 6B. (811)). The preformed decor film 1400 seamlessly connects the corner curved areas 1431 and 1433 and substantially follows the third curved surface 563 of the plate 500 shown in FIG. 6B. It may include (1423) (for example, the third curved area 823 of FIG. 8 ).

According to various embodiments, the decor film 1400 may be formed at least partially different from the decor film 800 of FIGS. 8A or 8B according to the first surface 541 of the plate 500 shown in FIGS. 6A and 6B. have.

6A and 6B, in one embodiment, the plate 500 has a fourth height H4 of the fourth curved surface 564 compared to the first height H1 of the first curved surface 561, or a fourth curved surface. The condition that the first height H1 of the first curved surface 561 is about 0.3 or more may not be satisfied compared to the fourth height H4 of 564. In another embodiment, the first height H1 of the first curved surface 561 compared to the first width W1 is about 0.7 or more, and the fourth height H4 compared to the fourth width W4 of the fourth curved surface 564 ) May not satisfy the condition of about 0.3 or more. In another embodiment, the fourth height H4 compared to the fourth width W4 of the fourth curved surface 564 is about 0.7 or more, and the first height H1 compared to the first width W1 of the first curved surface 561 ) May not satisfy the condition of about 0.3 or more. In this case, the preformed decor film 1400 has a corner curved area (for example, a shape along the second corner curved surface 582 (see FIG. 5B)) connecting the first curved surface 561 and the fourth curved surface 564. It may be formed to include a corner planar region 1432 rather than the second corner curved region 832 of FIG. 8. Even though it is the corner flat area 1432 not the second corner curved area 832 of FIG. 8, when bonding the preformed decor film 1400 and the plate 500, the bonding failure at the second corner curved surface 582 (Example : Folds and wrinkles in which the decor film is not evenly adhered along the second corner curved surface 582 may not occur substantially.

6A and 6B, in one embodiment, the plate 500 has a fourth height H4 of the fourth curved surface 564 compared to the second height H2 of the second curved surface 562, or a fourth curved surface. The condition that the second height H2 of the second curved surface 562 is about 0.3 or more compared to the fourth height H4 of 564 may not be satisfied. In another embodiment, the second height H2 of the second curved surface 562 is greater than or equal to about 0.7 compared to the second width W2 of the second curved surface 562, and the fourth height H4 compared to the fourth width W4 of the fourth curved surface 564 ) May not satisfy the condition of about 0.3 or more. In another embodiment, the fourth height H4 of the fourth curved surface 564 is about 0.7 or more compared to the fourth width W4 of the fourth curved surface 564, and the second height H2 compared to the second width W2 of the second curved surface 562 ) May not satisfy the condition of about 0.3 or more. In this case, the preformed decor film 1400 has a corner curved area (for example, a corner curved surface 584 (see Fig. 5B)) that connects the second curved surface 562 and the fourth curved surface 564. It may be formed to include a corner planar region 1434 other than the fourth corner curved region 834 of FIG. 8. Even though it is the corner flat area 1434, not the corner curved area 834 of FIG. 8, when the preformed decor film 1400 and the plate 500 are bonded together, bonding failure at the fourth corner curved surface 584 (e.g., decorating Folds and wrinkles in which the film is not evenly adhered to the fourth corner curved surface 584 may not occur substantially.

According to an embodiment, the preformed decor film 1400 connects between the corner flat areas 1432 and 1434, and is substantially the same as the first flat area 1411 and the corner flat areas 1433 and 1434. It may include a fourth planar region 1414 forming a plane.

According to an embodiment, the preformed decor film 1400 includes a second flat area 1412 extending from the corner flat area 1432 in a direction from the corner flat area 1432 to the corner curved area 1431. It may include. The second planar area 1412 may form substantially the same plane as the corner planar area 1432 and the first planar area 1411. According to an embodiment, the preformed decor film 1400 is a first curved surface that connects the first flat area 1411, the second flat area 1412, and the corner curved area 1431 (e.g., seamlessly connected). A region 1421 may be included.

According to an embodiment, the preformed decor film 1400 includes a third flat area 1413 extending from the corner flat area 1434 in a direction from the corner flat area 1434 to the corner curved area 1433. Can include. The third planar area 1413 may form substantially the same plane as the corner planar area 1434 and the first planar area 1411. According to an embodiment, the preformed decor film 1400 is a second curved surface that connects the first flat area 1411, the third flat area 1412, and the corner curved area 1433 (e.g., seamlessly connected). The region 1422 may be included.

15A is a plan view illustrating a state in which the guide film 1500 is attached to the decor film 1400 of FIG. 14 according to an exemplary embodiment. 15B is a perspective view illustrating a state in which the guide film 1500 is attached to the decor film 1400 of FIG. 14 according to an exemplary embodiment.

15 and 15B, in one embodiment, when viewed from above of the first plane 1411, the guide film 1500 is a part of the first plane area 1411 of the decor film 1400, the second plane area 1412, a third planar area 1413 and a fourth planar area 1414, and a first area (not shown) overlapping and attached to the corner planar areas 1432 and 1434 may be included. When viewed from the top of the first plane 1411, the guide film 1500 may include a second region 1520 extending from the first region so as not to overlap with the preformed decor film 1400. According to an embodiment, the second area 1520 includes a second planar area 1412, a corner planar area 1432, a fourth planar area 1414, a corner planar area 1434, and a third planar area 1433. It may extend from the first region along the line. The second region 1520 may include a plurality of openings 1521 for the same function as the openings 921 and 931 of the guide film 900 illustrated in FIG. 10. The guide film 1500 may be separated after being used for bonding the plate 500 of FIG. 5A and the preformed decor film 1400, like the guide film 900 of FIG. 9. As described with reference to FIG. 11, when bonding the preformed decor film 1400 and the plate 500 of FIG. 5A, the guide film 900 is a decor film 800 and a plate preformed in the bonding device. It can be bent to reduce the joint failure between 500.

According to an embodiment of the present invention, an electronic device (eg, the electronic device 100 of FIG. 1) has a planar part (eg, a planar part 550 of FIG. 5A) and extends from the planar part. And two curved borders that are not parallel to each other (for example, the first curved border 521 and the third curved border 523 in FIG. 5A, or the first curved border 521 and the fourth curved border 524. ), or a corner connecting the second curved edge 522 and the third curved edge 523, or the second curved edge 522 and the fourth curved edge 524 (for example, the first corner ( 531), a second corner 532, a third corner 533, or a fourth corner 534), and may include a substantially transparent plate (for example, the plate 500 of FIG. 5A). have. The electronic device may include a film (eg, the decor film 700 of FIG. 7) bonded to the plate. The film includes a first portion having a shape along the flat portion and the at least one corner of the plate, a second portion for attaching to the two curved edges of the plate, and a guide to a portion of the second portion It may be preformed before bonding with the plate so as to have at least one plane section for attaching the film (for example, the second plane region 812 and/or the third plane region 813 in FIG. 8A ). have.

According to an embodiment of the present invention, the edge of one curved edge (eg, the first curved edge 521 in FIG. 6A) (eg, the first edge 551 in FIG. 6A) is the flat portion (eg, FIG. The other curved edge (eg, the third curved edge 523 of FIG. 6B) compared to the first height (eg, the first height H1 of FIG. 5A) spaced vertically from the flat portion 550 of 5a. The ratio of the second height (eg, the third height H3 of FIG. 6B) of the edge (eg, the third edge 553 of FIG. 6B) vertically spaced apart from the planar portion may be 0.3 or more.

According to an embodiment of the present invention, the first height (for example, the first height H1 in FIG. 6A) or the second height (for example, the third height H3 in FIG. 6B) is 2.5 mm or more and 10 mm. It can be below.

According to an embodiment of the present invention, the edge of one curved edge (eg, the first curved edge 521 in FIG. 6A) (eg, the first edge 551 in FIG. 6A) is the flat portion (eg, FIG. The first width (for example, the first width W1 in FIG. 6A) horizontally spaced apart from the flat part 550 of 6a, compared to the first height (for example, FIG. 6A) that is spaced apart from the plane part in the vertical direction. The first height H1) of may be 0.7 or more. Another curved edge (eg, the third curved edge 523 in FIG. 6B) has a second width (eg, FIG. 6B) that is horizontally spaced apart from the flat portion. The second height (eg, the third height H3 in FIG. 6B) vertically spaced apart from the planar portion may be 0.3 or more compared to the third width W3 of 6b.

According to an embodiment of the present invention, the plate (for example, the plate 500 in FIG. 5A) includes a first curved edge (eg, the first curved edge 521 in FIG. 5A), the first curved edge, and Is a second curved edge (for example, a second curved edge 522 in FIG. 5A) disposed on the opposite side, and a third curved edge connecting one end of the first curved edge and one end of the second curved edge ( Example: A fourth curved surface connected to the third curved rim 523 of FIG. 5A and the other end of the first curved rim and the other end of the second curved rim and disposed opposite to the third curved rim It may include an edge (eg, the fourth curved edge 524 of FIG. 5A ).

According to an embodiment of the present invention, the plate (for example, the plate 500 of FIG. 5A) and the film preformed before bonding (for example, the decor film 800 of FIG. : A first planar section included in a portion for attaching to the first curved edge 521 of FIG. 5A (eg, the second flat area 812 of FIG. 8B) and the second curved border (eg, FIG. 5A Included in a portion for attaching to the second curved edge 522 of and disposed on the opposite side of the first flat section (eg, the third flat area 813 of FIG. 8B) I can.

According to an embodiment of the present invention, the first curved edge (eg, the first curved edge 521 of FIG. 5A) and the second curved edge (eg, the second curved edge 522 of FIG. 5A) are It can be parallel. The third curved edge (eg, the third curved edge 523 in FIG. 5A) and the fourth curved edge (eg, the fourth curved edge 524 in FIG. 5A) may be parallel to each other. The first distance between the first curved edge and the second curved edge (eg, the first distance D1 in FIG. 5A) is a second distance between the third curved edge and the fourth curved edge (eg: It may be smaller than the second distance D2 of FIG. 5A.

According to an embodiment of the present invention, one curved edge (eg, the first curved edge 521 in FIG. 5A) and the other curved edge (eg, the third curved edge 523 in FIG. 5A) are, It may be connected seamlessly at a corner (eg, the first corner 531 of FIG. 5A ).

According to an embodiment of the present invention, the film (eg, the decor film 700 of FIG. 7) is formed by a pattern layer formed by UV molding (eg, the pattern layer 715 of FIG. 7) or by vapor deposition. A formed color layer (eg, the color layer 716 of FIG. 7) may be included.

According to an embodiment of the present invention, the guide film (for example, the guide film 900 of FIGS. 9, 10 or 11) is used to align the film with the plate and in close contact with the plate in a bonding device, The film may be separated after bonding with the plate.

According to an embodiment of the present invention, the electronic device may further include a display including a plurality of pixels disposed on a rear surface of the film (eg, the display 101 of FIG. 1 ).

According to an embodiment of the present invention, an electronic device (eg, the electronic device 100 of FIG. 1) includes a planar part (eg, a planar part 550 of FIG. 5A), and extends from the planar part. As a curved edge portion (for example, the curved edge portion 520 of FIG. 5A), a first curved edge (eg, the first curved edge 521 of FIG. 5A) 2 A curved edge (e.g., a second curved edge 522 in FIG. 5A, a third curved edge connecting one end of the first curved edge and one end of the second curved edge (for example, a third curved edge in FIG. 5A) (523)), and a fourth curved edge connected to the other end of the first curved edge and the other end of the second curved edge and disposed opposite to the third curved edge (e.g., the fourth curved edge of FIG. A transparent plate (eg, plate 500 of Fig. 5A) including a curved edge portion including a curved edge 524. The electronic device includes a film bonded to the plate, and the film. (Example: the decor film 800 of FIG. 8A) includes a first corner curved surface (eg, a first corner curved surface 581 of FIG. 5B) that seamlessly connects the first curved edge and the third curved edge. A second corner curve seamlessly connecting the first curved edge and the fourth curved edge (eg, the second curved edge 582 in FIG. 5B), the second curved edge and the third curved edge seamlessly A third corner curved surface (e.g., the third corner curved surface 583 in FIG. 5B), and a fourth corner curved surface seamlessly connecting the third curved surface edge and the fourth curved surface edge (eg, the fourth corner curved surface in FIG. 5B) (584)) along at least one of the curved surfaces (e.g., the first corner curved area 831, the second corner curved area 832, the third corner curved area 833, or the fourth corner curved area ( 834)), to be preformed before bonding with the plate I can.

According to an embodiment of the present invention, the film may be preformed to include at least one plane section for attaching a guide film before bonding with the plate. The at least one planar section is a first planar section (e.g., a second planar region of FIG. 8A) included in a portion for attaching to the first curved edge (e.g., the first curved edge 521 of FIG. 812)), and a second flat section (e.g., included in a portion for attaching to the second curved edge (e.g., the second curved edge 522 in FIG. 5A)) and disposed on the opposite side of the first flat section (e.g. : It may include a third planar area 813 of FIG. 8A.

According to an embodiment of the present invention, the first curved edge (eg, the first curved edge 521 of FIG. 5A) and the second curved edge (eg, the second curved edge 522 of FIG. 5A) are It can be parallel. The third curved edge (eg, the third curved edge 523 in FIG. 5A) and the fourth curved edge (eg, the fourth curved edge 524 in FIG. 5A) may be parallel to each other. The first distance between the first curved edge and the second curved edge (eg, the first distance D1 in FIG. 5A) is a second distance between the third curved edge and the fourth curved edge (eg: It may be smaller than the second distance D2 of FIG. 5A.

According to an embodiment of the present invention, the first curved edge (eg, the first curved edge 521 of FIG. 5A) and the second curved edge (eg, the second curved edge 522 of FIG. 5A), The planar portions (eg, the planar portions 550 of FIG. 5A) may be symmetrical to each other.

According to an embodiment of the present invention, the third curved edge (eg, the third curved edge 523 in FIG. 5A) and the fourth curved edge (eg, the fourth curved edge 524 in FIG. 5A), They are symmetrical to each other with the flat portion (eg, the flat portion 550 of FIG. 5A) interposed therebetween, and the first curved edge (eg, the first curved edge 521 of FIG. 5A) and the second curved edge (eg, : It may be formed in substantially the same curved shape as the second curved edge 522 of FIG. 5A or in a different curved shape.

According to an embodiment of the present invention, an edge of the first curved edge, the second curved edge, the third curved edge, or the fourth curved edge is vertically spaced apart from the flat portion. The first height (eg, the first height H1 or the second height H3 in FIG. 6A, or the third height H3 or the fourth height H4 in FIG. 6B) may be 2.5 mm or more and 10 mm or less. .

According to an embodiment of the present invention, a method of manufacturing a cover for an electronic device (for example, the manufacturing flow 400 of FIG. 4) includes a flat portion and a corner connecting two non-parallel curved edges extending from the flat portion. An operation of forming a plate including at least one (eg, operation 410 of FIG. 4) may be included. The manufacturing method may include an operation of forming a film (eg, operation 420 in FIG. 4 ). The manufacturing method includes at least a first portion having a shape along the flat portion and the at least one corner, a second portion for attaching to the curved edges, and at least a guide film for attaching a guide film to a portion of the second portion. An operation of preforming the film to have one plane section (eg, operation 430 of FIG. 4) may be included. The manufacturing method may include attaching the guide film to the preformed film (eg, operation 440 in FIG. 4 ). The manufacturing method may include an operation of bonding the preformed film and the plate to each other using the guide film (eg, operation 450 in FIG. 4 ). The manufacturing method may include an operation of separating the guide film after bonding (eg, operation 460 in FIG. 4 ).

According to an embodiment of the present invention, the preforming of the film further includes attaching the preforming film to the film, preforming through a mold, and separating the preforming film after the preforming. Can include.

According to an embodiment of the present invention, in the bonding of the preformed film and the plate, the guide film to which the preformed film is attached is disposed at a predetermined position in a bonding device to thereby apply the film to the plate. After alignment, the guide film may be curved so that the film may be in close contact with the plate.

The embodiments of the present invention disclosed in the present specification and drawings are only provided for specific examples to easily explain the technical content according to the embodiments of the present invention and to aid in understanding of the embodiments of the present invention, and limit the scope of the embodiments of the present invention. I don't want to. Therefore, the scope of various embodiments of the present invention should be interpreted as being included in the scope of various embodiments of the present invention in addition to the embodiments disclosed herein, all changes or modified forms derived based on the technical idea of various embodiments of the present invention. .

500: plate 800: preformed decor film
900: guide film 812: second flat area
813: second planar area

Claims (20)

In the electronic device,
A substantially transparent plate comprising a planar part and at least one corner extending from the planar part and connecting two curved borders that are not parallel to each other; And
Including a film bonded to the plate,
The film,
A first portion having a shape along the flat portion and the at least one corner, a second portion for attaching to the two curved edges, and at least one flat section for attaching a guide film to a portion of the second portion An electronic device that is preformed before bonding with the plate to have a.
The method of claim 1,
An electron in which the ratio of the second height at which the edge of one curved edge is vertically spaced apart from the flat part to the second height at which the edge of the other curved edge is vertically spaced from the flat part is 0.3 or more Device.
The method of claim 1,
The first height or the second height is 2.5mm or more and 10mm or less.
The method of claim 1,
The edge of one curved edge has a first height spaced apart from the flat part in the vertical direction compared to the first width spaced apart in the horizontal direction with respect to the planar part is 0.7 or more,
An electronic device in which an edge of another curved edge has a second height spaced apart from the flat part in a vertical direction compared to a second width spaced apart in a horizontal direction with respect to the planar part.
The method of claim 1,
The plate,
A first curved edge, a second curved edge disposed opposite to the first curved edge, and a third curved edge connecting one end of the first curved edge and one end of the second curved edge, and the An electronic device comprising: a fourth curved edge connected to the other end of the first curved edge and the other end of the second curved edge and disposed opposite to the third curved edge.
The method of claim 5,
The film preformed before bonding with the plate,
A first flat section included in a portion for attaching to the first curved edge,
An electronic device including a second planar section included in a portion for attaching to the second curved edge and disposed opposite to the first planar section.
The method of claim 6,
The first curved edge and the second curved edge are parallel to each other,
The third curved edge and the fourth curved edge are parallel to each other,
A first distance between the first curved edge and the second curved edge is smaller than a second distance between the third curved edge and the fourth curved edge.
The method of claim 1,
One surface border and the other surface border,
Electronic devices seamlessly connected at the corners.
The method of claim 1,
The film,
An electronic device including a pattern layer formed by UV molding or a color layer formed by vapor deposition.
The method of claim 1,
The guide film,
An electronic device used to align the film with the plate in a bonding device and to be in close contact with the plate, and separated after bonding the film to the plate.
The method of claim 1,
Electronic device further comprising a display including a plurality of pixels disposed on the rear surface of the film.
In the electronic device,
A planar part, and a curved edge portion extending from the flat portion, comprising: a first curved edge, a second curved edge disposed opposite to the first curved edge, one end of the first curved edge, and A third curved rim connecting one end of the second curved rim, and a fourth connected to the other end of the first curved rim and the other end of the second curved rim and disposed opposite to the third curved rim A transparent plate including a curved edge portion including a curved edge; And
Including a film bonded to the plate,
The film,
A first corner curved surface seamlessly connecting the first curved surface rim and the third curved surface rim, a second corner curved surface seamlessly connecting the first curved surface rim and the fourth curved surface rim, the second curved surface rim, and the second curved surface 3 To include a curved surface along at least one of a third corner curved surface seamlessly connecting the curved surface border, and a fourth corner curved surface seamlessly connecting the third curved surface border and the fourth curved surface border, the plate is pre-bonded. Electronic devices to be formed.
The method of claim 12,
The film,
Before bonding with the plate, it is preformed to include at least one planar section for attaching a guide film,
The at least one plane section,
A first flat section included in a portion for attaching to the first curved edge, and a second flat section included in a portion for attaching to the second curved edge and disposed opposite to the first flat section Electronic device.
The method of claim 12,
The first curved edge and the second curved edge are parallel to each other,
The third curved edge and the fourth curved edge are parallel to each other,
A first distance between the first curved edge and the second curved edge is smaller than a second distance between the third curved edge and the fourth curved edge.
The method of claim 12,
The first curved edge and the second curved edge are symmetrical to each other with the flat portion interposed therebetween.
The method of claim 15,
The third curved edge and the fourth curved edge,
The electronic device is symmetrical to each other with the planar portion therebetween, and is formed in substantially the same curved shape as the first curved edge and the second curved edge or in a different curved shape.
The method of claim 12,
The first curved edge, the second curved edge, the third curved edge, or the edge of the fourth curved edge is vertically spaced apart from the flat portion, and a first height of 2.5 mm or more and 10 mm or less. Electronic device.
In the method of manufacturing a cover for an electronic device,
Forming a plate including a flat portion and at least one corner connecting two non-parallel curved edges extending from the flat portion;
Forming a film;
A first portion having a shape along the flat portion and the at least one corner, a second portion for attaching to the curved edges, and at least one flat section for attaching a guide film to a portion of the second portion. Preforming the film to have it;
Attaching the guide film to the preformed film;
Bonding the preformed film and the plate using the guide film; And
And separating the guide film after the bonding.
The method of claim 18,
The operation of preforming the film is preforming through a mold after attaching the preforming film to the film,
The method further comprising the operation of separating the preforming film after the preforming.
The method of claim 18,
The operation of bonding the preformed film and the plate,
A method of arranging the film with respect to the plate by arranging the guide film to which the preformed film is attached to a predetermined position in a bonding device, and then attaching the film to the plate by bending the guide film.

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