WO2023058787A1

WO2023058787A1 - Display device

Info

Publication number: WO2023058787A1
Application number: PCT/KR2021/013660
Authority: WO
Inventors: 김찬우; 김진규; 송인수
Original assignee: 엘지전자 주식회사
Priority date: 2021-10-06
Filing date: 2021-10-06
Publication date: 2023-04-13

Abstract

A display device is disclosed. The display device may comprise: a display panel; a frame to which the display panel is coupled; and a cover assembly which is disposed at the front of the display panel and movably coupled to the frame, and has one edge and the other edge opposite to one edge in the moving direction of the cover assembly, wherein the cover assembly may include a cushion which has elasticity and is coupled to one edge, and the cushion is compressible in the direction from one edge to the other edge.

Description

display device

The present disclosure relates to a display device.

As the information society develops, the demand for display devices is also increasing in various forms. Display), OLED (Organic Light Emitting Diode), and other display devices have been studied and used.

Among them, the LCD panel includes a TFT substrate and a color substrate facing each other with a liquid crystal layer interposed therebetween, and can display an image using light provided from a backlight unit. And, the OLED panel can display an image by depositing an organic material layer capable of self-emitting light on a substrate on which a transparent electrode is formed.

Recently, a lot of research has been conducted on a structure covering the front surface of a display panel.

The present disclosure aims to solve the foregoing and other problems.

Another object may be to provide a cover assembly capable of opening and closing the front surface of the display panel.

Another object may be to provide a structure capable of raising or lowering the cover assembly in order to open and close the front surface of the display panel.

Another object may be to provide a cushion provided to the cover assembly to mitigate impact.

Another object may be to provide a coupling structure of the components of the cover assembly including the cushion.

Another object may be to provide a structure capable of holding the cover forming the front surface of the cover assembly taut.

According to one aspect of the present disclosure to achieve the above or other object, a display device includes: a display panel; a frame to which the display panel is coupled; And, a cover assembly located in front of the display panel and movably coupled to the frame; a cover assembly having one side and the other side facing the one side in the moving direction of the cover assembly, The cover assembly may include a cushion having elasticity and coupled to one side, and the cushion may be compressible in a direction from one side to the other side.

Effects of the display device according to the present disclosure are described as follows.

According to at least one of the embodiments of the present disclosure, a cover assembly capable of opening and closing the front surface of a display panel may be provided.

According to at least one of the embodiments of the present disclosure, a structure capable of raising or lowering the cover assembly to open or close the front surface of the display panel may be provided.

According to at least one of the embodiments of the present disclosure, a cushion provided to the cover assembly to mitigate impact may be provided.

According to at least one of the embodiments of the present disclosure, a coupling structure of components of a cover assembly including a cushion may be provided.

According to at least one of the embodiments of the present disclosure, a structure capable of maintaining the cover forming the front surface of the cover assembly in tension may be provided.

Additional scope of applicability of the present disclosure will become apparent from the detailed description that follows. However, since various changes and modifications within the spirit and scope of the present disclosure can be clearly understood by those skilled in the art, it should be understood that the detailed description and specific examples such as preferred embodiments of the present disclosure are given as examples only.

1 to 29 are diagrams illustrating examples of display devices according to embodiments of the present disclosure.

Hereinafter, the embodiments disclosed in this specification will be described in detail with reference to the accompanying drawings, but the same or similar components will be given the same reference numerals regardless of reference numerals, and overlapping descriptions thereof will be omitted (Description will now be given in detail according to exemplary embodiments disclosed herein, with reference to the accompanying drawings. For the sake of brief description with reference to the drawings, the same or equivalent components may be denoted by the same reference numbers, and description thereof will not be repeated.).

The suffixes "module" and "unit" for the components used in the following description are given or used interchangeably in consideration of ease of writing the specification, and do not have meanings or roles that are distinct from each other by themselves (In general, suffixes such as "module" and "unit" may be used to refer to elements or components. Use of such suffixes herein is merely intended to facilitate description of the specification, and the suffixes do not have any special meaning or function).

In addition, in describing the embodiments disclosed in this specification, if it is determined that a detailed description of a related known technology may obscure the gist of the embodiment disclosed in this specification, the detailed description thereof will be omitted. In addition, the accompanying drawings are only for easy understanding of the embodiments disclosed in this specification, the technical idea disclosed in this specification is not limited by the accompanying drawings, and all changes included in the spirit and technical scope of the present invention In the present disclosure, that which is well known to one of ordinary skill in the relevant art has generally been omitted for the sake of brevity. The accompanying drawings are used to assist in easy understanding of various technical features and it should be understood that the embodiments presented herein are not limited by the accompanying drawings.As such, the present disclosure should be construed to extend to any alterations, equivalents and substitutes in addition to those which are particularly set out in the accompanying drawings).

Terms including ordinal numbers, such as first and second, may be used to describe various components, but the components are not limited by the terms. It will be understood that although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by These terms are only used to distinguish one element from another).

It is understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, but other elements may exist in the middle. It should be. On the other hand, when a component is referred to as being "directly connected" or "directly connected" to another component, it will be understood that no intervening components exist (it will be understood that when an element is referred to as being "connected with" another element, there may be intervening elements present. In contrast, it will be understood that when an element is referred to as being "directly connected with" another element, there are no intervening elements present ).

A singular representation may include a plural representation unless the context clearly indicates otherwise.

In this application, terms such as "comprise" or "have" are intended to designate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other features In the present application, it should be understood that the terms "comprises, includes," " has," etc. specify the presence of features, numbers, steps, operations, elements, components, or combinations thereof described in the specification, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, or combinations thereof).

Direction indications of up (U), down (D), left (Le), right (Ri), front (F), and back (R) shown in the drawings are only for convenience of explanation, and hereby The disclosed technical idea is not limited.

Referring to FIG. 1 , a display device 1 may include a display panel 11 . The display panel 11 can display images.

The display device 1 has a first long side (LS1), a second long side (LS2) opposite to the first long side (LS1), a first long side (LS1) and a second long side (LS2) A first short side (SS1) adjacent to and a second short side (SS2) opposite to the first short side (SS1) may be included. Meanwhile, for convenience of explanation, the lengths of the first and second long sides LS1 and LS2 are shown and described as being longer than the lengths of the first and second short sides SS1 and SS2, but the first and second long sides It may also be possible if the lengths of (LS1 and LS2) are substantially equal to the lengths of the first and second short sides SS1 and SS2.

A direction parallel to the long side (LS1, LS2) of the display device 1 may be referred to as a first direction or a vertical direction. A direction parallel to the short side (SS1, SS2) of the display device 1 may be referred to as a second direction or a left-right direction. A direction perpendicular to the long sides LS1 and LS2 and the short sides SS1 and SS2 of the display device 1 may be referred to as a third direction or a front-back direction.

Directions in which the display panel 11 displays images may be referred to as front (F, z), and a direction opposite to this may be referred to as rear (R). The side of the first short side SS1 may be referred to as the upper side (U, y). The side of the second short side SS2 may be referred to as the lower side D. The side of the first long side LS1 may be referred to as the left side Le, x. The side of the second long side LS2 may be referred to as the right side Ri.

The first long side LS1 , the second long side LS2 , the first short side SS1 , and the second short side SS2 may be referred to as edges of the display device 1 . Also, a point where the first long side LS1 , the second long side LS2 , the first short side SS1 , and the second short side SS2 meet each other may be referred to as a corner.

For example, a point where the first short side SS1 and the first long side LS1 meet may be referred to as a first corner C1. A point where the first long side LS1 and the second short side SS2 meet may be referred to as a second corner C2. A point where the second short side SS2 and the second long side LS2 meet may be referred to as a third corner C3. A point where the second long side LS2 and the first short side SS1 meet may be referred to as a fourth corner C4.

Referring to FIGS. 2 and 3 , the frame 20 may form a skeleton of the display device 1 . The frame 20 may include an outer frame 21 , a lower frame 22 , an upper frame 23 , a guide frame 24 , and a bar 25 . For example, the frame 20 may be left and right symmetrical with respect to a reference line (VV′, see FIG. 7) extending vertically and passing through the center of the display device. For example, the frame 20 may include a metal material such as aluminum (Al).

The outer frame 21 may form a circumference of the frame 20 . The first outer frame 21a may form an upper side of the outer frame 21 and may extend long in the left and right directions. The second outer frame 21b may form a lower side of the outer frame 21 and may extend long in the left and right directions. The third outer frame 21c may form a left side of the outer frame 21 and may extend long in the vertical direction. The fourth outer frame 21d may form the right side of the outer frame 21 and may extend long in the vertical direction.

Also, the first corner C1 (refer to FIG. 1 ) may be formed at a point where the first outer frame 21a and the third outer frame 21c meet. The second corner C2 (see FIG. 1 ) may be formed at a point where the third outer frame 21c and the second outer frame 21b meet. The third corner C3 (refer to FIG. 1 ) may be formed at a point where the second outer frame 21b and the fourth outer frame 21d meet. The fourth corner C4 (refer to FIG. 1 ) may be formed at a point where the fourth outer frame 21d and the first outer frame 21a meet.

The lower frame 22 may extend in the left and right directions between the third outer frame 21c and the fourth outer frame 21d, and may be coupled to the third outer frame 21c and the fourth outer frame 21d, or can be fixed The lower frame 22 may be disposed closer to the second outer frame 21b than to the first outer frame 21a.

The upper frame 23 may be located above the lower frame 22 . Upper frame 23 may be located in front of the guide frame 24 and the bar (25, bar) to be described later. For example, the upper frame 23 may be extended in the left and right directions between the third outer frame 21c and the fourth outer frame 21d, and the third outer frame 21c and the fourth outer frame 21d ) can be bonded to or fixed. For another example, the upper frame 23 may extend in the left and right directions between the first guide frame 24a and the second guide frame 24b, which will be described later, and the first guide frame 24a and the second guide. It may be coupled to or fixed to the frame 24b. The upper frame 23 may be referred to as a center frame.

The guide frame 24 may extend long in the vertical direction between the first outer frame 21a and the lower frame 22 . The first guide frame 24a may be coupled or fixed to the third outer frame 21c at the right side of the third outer frame 21c, and the upper end of the first guide frame 24a is the first outer frame 21a. can be attached to or fixed to. Furthermore, the lower end of the first guide frame 24a may be coupled to or fixed to the lower frame 22 . The second guide frame 24b may be coupled or fixed to the fourth outer frame 21d at the left side of the fourth outer frame 21d, and the upper end of the second guide frame 24b is the first outer frame 21a. can be attached to or fixed to. Furthermore, the lower end of the second guide frame 24b may be coupled to or fixed to the lower frame 22 .

The bar 25 may extend vertically between the first outer frame 21a and the lower frame 22, and may be coupled to or fixed to the first outer frame 21a and the lower frame 22. For example, the bar 25 may include a first bar 25a and a second bar 25b spaced apart from each other in the left and right directions. For example, the bar 25 may be provided as one and disposed in the center of the frame 20, or may be provided as three or more and spaced apart from each other in the left and right directions. The bar 25 may be positioned at or adjacent to a reference line (VV′, see FIG. 7 ) extending vertically and passing through the center of the display device. The bar 25 may be referred to as a vertical bar or middle frame.

Meanwhile, the back cover 15 may form at least a part of the rear surface of the display device 1 . A plurality of input/output terminals (unsigned) may be provided on the rear surface of the back cover 15 and may be connected to devices such as cables or USB.

Meanwhile, the bracket 900 may be mounted on the rear surface of the back cover 15. The display device 1 may be installed on a wall or the like through the bracket 900 .

4 and 5, the display unit 10 may include a display panel 11, a middle cabinet 12, a plate 13, a module cover 14, and a back cover 15 (see FIG. 2). can

For example, the display panel 11 may be an OLED panel, an LCD panel, or an LED panel. The display panel 11 may divide an image into a plurality of pixels and output the image by adjusting color, brightness, and saturation for each pixel. The display panel 11 may be divided into an active area in which an image is displayed and a de-active area in which an image is not displayed. The display panel 11 may generate light corresponding to red, green, or blue colors according to a control signal.

The middle cabinet 12 may be coupled to the display panel 11 at the rear of the display panel 11 . The middle cabinet 12 may form a side surface of the display unit 10 . The middle cabinet 12 may cover the side of the display panel 11 . Middle cabinet 12 may be a square frame. The middle cabinet 12 may include a metal material or a plastic material.

For example, the middle cabinet 12 may include a side part 12V and a rear part 12H. The side part 12V may form a side surface of the middle cabinet 12 . A part of the side part 12V may cover the side of the display panel 11 . The rear part 12H may be provided inside the side part 12V. The rear part 12H may cover a part of the rear of the display panel 11 . Meanwhile, the gap pad 12a may be provided on the rear surface of the rear part 12H and may face the outer frame 21 .

The plate 13 may be coupled to the display panel 11 at the rear of the display panel 11 . In this case, the adhesive member T may be coupled to the display panel 11 and the plate 13 between the display panel 11 and the plate 13 . For example, the adhesive member T may be a double-sided tape.

The module cover 14 may be coupled to or fixed to the plate 13 at the rear of the plate 13 . That is, the module cover 14 may cover the rear of the plate 13 . The module cover 14 and the plate 13 may be disposed between the display panel 11 and the rear part 12H. A printed circuit board (PCB) or electronic component may be installed on the rear surface of the module cover 14 . For example, the module cover 14 may include a metal material. The rigid part 14a may be formed while being pressed from the front of the module cover 14 to the rear. Thus, the rigid part 14a can improve torsional rigidity and/or bending rigidity of the module cover 14 . The module cover 14 may be referred to as a main frame or an inner frame.

The back cover 15 (see FIG. 2 ) may cover the rear of the module cover 14 . The back cover 15 may form part of the rear surface of the display device 1 . For example, the back cover 15 may include a metal material or a plastic material. A lower end of the back cover 15 may be coupled to the lower frame 22 .

The first fixing part 14b1, the second fixing part 14b2, and the third fixing part 14b3 are directed from the rigid part 14a toward the second part 242 of the first guide frame 24a, that is, rearward. can be extruded. The first fixing part 14b1 may be adjacent to the upper side of the module cover 14, the third fixing part 14b3 may be adjacent to the lower side of the module cover 14, and the second fixing part 14b2 may be It may be located between the first fixing part 14b1 and the third fixing part 14b3. For example, the first fixing part 14b1, the second fixing part 14b2, and the third fixing part 14b3 may be fem nuts fastened with screws.

The first fixing part 14b1, the second part 242, and the coupling part 210 may be coupled to each other through a fastening member. Here, the coupling part 210 may form a part of the horizontal part 21H of the first outer frame 21a. The second fixing part 14b2 and the second part 242 may be coupled to each other through a fastening member. The third fixing part 14b3 and the second part 242 may be coupled to each other through a fastening member. On the other hand, the coupling structure of the module cover 14 to the first guide frame 24a through the above-described first fixing part 14b1, second fixing part 14b2, and third fixing part 14b3 is The same can be applied to the coupling structure of the module cover 14 to the guide frame (24b, see FIG. 3).

Referring to FIGS. 4 and 6 , the mount 70 may be coupled to the coupling portion 210 at the rear of the coupling portion 210 . In this case, the coupling part 210 may be coupled to the module cover 14 and the mount 70 between the module cover 14 and the mount 70 .

The fixing part 14c may protrude from the rigid part 14a toward the coupling part 210, and a part of the fixing part 14c may be inserted into the coupling part 210. The fixing part 14c, the coupling part 210, and the mount 70 may be coupled to each other through a fastening member. For example, the fixing part 14c may be a fem nut fastened with a screw.

Bar 25 may be coupled to mount 70 at the rear of mount 70 . The bar 25 may extend long in the vertical direction. For example, the bar 25 may include a first bar 25a (see FIG. 3) and a second bar 25b spaced apart from each other in the left and right directions.

Referring to FIG. 7 , the module cover 14 may be disposed between the third outer frame 21c and the fourth outer frame 21d. The module cover 14 may be located in front of the bar 25. An upper end of the module cover 14 may be coupled to the first outer frame 21a, and a lower end of the module cover 14 may be coupled to the upper frame 23.

Electronic components may be mounted on the rear surface of the module cover 14 . The first board (E1), the second board (E2), and the third board (E3) are spaced apart from each other, but may be electrically connected, and may be mounted on the rear surface of the module cover (14).

The first board E1 may be a power supply board that supplies power to each component of the display device 1 . The second board E2 may be a timing controller board providing an image signal to the display panel 11 (see FIG. 5). In this case, the cable hole CH may be formed adjacent to the lower end of the module cover 14 and pass through the module cover 14, and the cable (not shown) passes through the cable hole CH to the second board E2. ) and the display panel 11. The third board E3 may be a main board that controls each component of the display device 1 .

The speakers SPKa and SPKb may be fixed on the lower frame 22 between the upper frame 23 and the lower frame 22 and may provide sound to the front of the display device. For example, the left speaker SPKa may be disposed between the third outer frame 21c and the first bar 25a, and the right speaker SPKb may be disposed between the fourth outer frame 21d and the second bar 25b. ) can be placed between

Referring to FIG. 8 , the supporter 30 may extend long in the vertical direction. The supporter 30 may include a front part 31 , a side part 32 , and a rear part 33 . For example, the supporter 30 may include a metal or plastic material. The supporter 30 may be referred to as a moving bar.

The front part 31 may form the front surface of the supporter 30 . The side part 32 may be bent backward from the front part 31 and may form a side surface of the supporter 30 . The rear part 33 may be bent to the right or left from the side part 32 to face the front part 31 . At this time, the rear part 33 may be spaced apart from the front part 31 rearward. For example, the front part 31, the side part 32, and the rear part 33 may be formed as one body.

The supporter hole 312 may be formed through the front part 31 in the front and rear directions. For example, the supporter hole 312 may be provided with a pair of holes spaced apart from each other left and right. For example, the supporter hole 312 may include

supporter holes

312a, 312b, and 312c spaced apart from each other in the longitudinal direction of the front part 31 .

The first supporter 30a may be adjacent to the third outer frame 21c (see FIG. 7 ), and the second supporter 30b may be adjacent to the fourth outer frame 21d (see FIG. 7 ). The side part 32 of the first supporter 30a may be provided at the left end of the front part 31, and the rear part 33 of the first supporter 30a is bent to the right from the side part 32. can The side part 32 of the second supporter 30b may be provided at the right end of the front part 31, and the rear part 33 of the second supporter 30b is bent to the left from the side part 32. can

For example, the first supporter 30a and the second supporter 30b may be left and right symmetrical with respect to a reference line VV′ (see FIG. 7 ) extending vertically and passing through the center of the display device.

Referring to FIGS. 8 and 9 , the first supporter 30a may surround a portion of the first guide frame 24a. The second gap gb may be formed between the front part 31 and the rear part 33 of the first supporter 30a, and a part of the first guide frame 24a is disposed in the second gap gb It can be.

Meanwhile, the description of the positional relationship of the first supporter 30a with respect to the first guide frame 24a may be equally applied to the positional relationship of the second supporter 30b with respect to the second guide frame 24b (Fig. 7).

Referring to FIGS. 10 to 12 , the supporter 30 may be detachably coupled to the cover assembly 40 at the rear of the cover assembly 40 . The cover assembly 40 may include a cover base 41 , a cover body 42 , and a cover 43 . For example, the cover assembly 40 may include a metal or plastic material.

The cover base 41 may be disposed in front of the display unit 10 (see FIG. 1). The base hole 411 may be formed to pass through the cover base 41 in the front-back direction, and may face the speaker (SPKa, SPKb, see FIG. 7). The first supporter 30a may be adjacent to the left side of the cover base 41 , and the front part 31 of the first supporter 30a may be coupled to the rear surface of the cover base 41 . The second supporter 30b may be adjacent to the right side of the cover base 41 , and the front part 31 of the second supporter 30b may be coupled to the rear surface of the cover base 41 . For example, a fastening member such as a screw may pass through the coupling hole 412 of the cover base 41 and may be fastened to the supporter hole 312 (see FIG. 8 ). For example, the cover base 41 may include aluminum (Al) or an aluminum composite material.

The cover body 42 may cover the front of the cover base 41 . The cover body 42 may be detachably coupled to the cover base 41 . In this case, the rigidity of the cover body 42 can be improved by the cover base 41 . The body hole 421 may be formed through the cover body 42 in the front and rear directions and may face the base hole 411 . For example, the cover body 42 may include a plastic material.

Also, the width w20 of the cover body 42 and the width w10 of the cover base 41 may be defined in the left and right directions. The height h20 of the cover body 42 and the height h10 of the cover base 41 may be defined in the vertical direction. The height h20 of the cover body 42 may be greater than the height h10 of the cover base 41 . In this case, the lower side 42D of the cover body 42 may be positioned lower than the lower side 41D of the cover base 41 and may be adjacent to the second outer frame 21b.

The cover 43 may cover the front of the cover body 42 . The cover 43 may be detachably coupled to the cover body 42 . For example, the cover 43 may include a fabric material. The cover 43 may be referred to as a jersey.

Referring to FIG. 13 , the third outer frame 21c may cover the side and rear sides of the first supporter 30a, and the cover assemblies 40 (41, 42, 43) may cover the front of the first supporter 30a. can cover The first gap ga may be formed between the third outer frame 21c and the first guide frame 24a, and the side part 32 of the first supporter 30a is disposed in the first gap ga It can be.

The first supporter 30a may surround a portion of the first guide frame 24a. The second gap gb may be formed between the front part 31 and the rear part 33 of the first supporter 30a, and a part of the first guide frame 24a is disposed in the second gap gb It can be.

Meanwhile, the description of the first supporter 30a for the third outer frame 21c and the first guide frame 24a described above is the second supporter for the fourth outer frame 21d and the second guide frame 24b. The same can be applied to the description of (30b) (see FIG. 7).

Referring to FIGS. 13 and 14 , the first lift assembly 60a may be installed on the lower frame 22 and may provide power to the first supporter 30a. Specifically, the first lift assembly 60a includes a motor 61, a motor mount 62, a coupling member 63, a worm 64, a worm wheel 65, a lead screw 51, a connector ( 52), and a cap 53.

The motor 61 may provide rotational force. The motor 61 may be installed on the lower frame 22 through the motor mount 62 .

The worm 64 may be fixed to the rotation shaft of the motor 61 through the coupling member 63 and may rotate together with the rotation shaft. For example, the worm 64 may extend in a left-right direction and rotate about an axis parallel to the left-right direction. The worm wheel 65 may be engaged with a screw thread formed on an outer circumferential surface of the worm 64 . The worm wheel 65 may extend in the vertical direction and rotate about an axis parallel to the vertical direction.

The lead screw 51 may extend long in the vertical direction, and a lower end of the lead screw 51 may be fixed to the worm wheel 65 . A male thread may be formed on an outer circumferential surface of the lead screw 51 .

The connector 52 may have a block shape as a whole. Lead screw 51 may pass through connector 52 . A female thread may be formed on the inside of the connector 52 and may be engaged with the male thread. One side of the connector 52 may be coupled to or fixed to the rear part 33 of the first supporter 30a.

The cap 53 may be provided on the upper side of the connector 52 . The cap 53 may have a ring shape as a whole. The lead screw 51 may pass through the cap 53 .

The rail 245 may protrude from the rear surface of the first guide frame 24a toward the third part 33 of the first supporter 30a and may be spaced apart from the third part 33 . The rail 245 may extend long in the vertical direction.

The slider 34 may be provided on the front surface of the third part 33 of the first supporter 30a and may be movably coupled to the rail 245 in a vertical direction. For example, the slider 34 may include at least two sliders spaced apart from each other in a vertical direction.

Accordingly, when the motor 61 is driven, the first supporter 30a may move up and down along the lead screw 51 .

Meanwhile, the second lift assembly 60b may be installed on the lower frame 22 (see FIG. 7). The second lift assembly 60b may provide power to the second supporter 30b. The second lift assembly 60b and the first lift assembly 60a may be left and right symmetrical with respect to the reference line VV′ (see FIG. 7 ).

Referring to FIG. 15 , the stopper 54 may be fixed to the first guide frame 24a at the rear of the first guide frame 24a. An upper end of the lead screw 51 may be rotatably coupled to a lower end of the stopper 54 . The cap 53 may face the lower side of the stopper 54 and may be detachably coupled to the lower side of the stopper 54 .

Accordingly, when the cap 53 is coupled to the stopper 54, the stopper 54 may limit the elevation Mv of the connector 52 corresponding to the rotation of the lead screw 51.

Referring to FIG. 16 , the cover 43 may move vertically from the front of the display panel 11 . The cover 43 may gradually cover the display panel 11 while going up, or gradually expose the display panel 11 to the outside while going down.

Meanwhile, the user's foot or an external object may be positioned between the descending cover assembly 40 and the second outer frame 21b. In this case, in order to prevent injury or damage to the user's feet or external objects, a cushion (44, see FIG. 29) described later may be provided on the lower side of the cover assembly 40.

Meanwhile, the controller (not shown) may be electrically connected to the

aforementioned lift assemblies

60a and 60b (see FIG. 7). When detecting that the descending cover assembly 40 contacts a user's foot or an external object, the control unit may stop the descending of the cover assembly 40 or raise the cover assembly 40 .

Referring to FIGS. 10 and 17 , the width w20 of the cover body 42 may be greater than the width w10 of the cover base 41 . The height h20 of the cover body 42 may be greater than the height h10 of the cover base 41 .

The left side 42L of the cover body 42 may be spaced apart from the left side 41L of the cover base 41 to the left. The right side 42R of the cover body 42 may be spaced apart from the right side 41R of the cover base 41 to the right. The upper side 42U of the cover body 42 may be spaced upward from the upper side 41U of the cover base 41 . The lower side 42D of the cover body 42 may be spaced downward from the lower side 41D of the cover base 41 .

That is, the

edges

42L, 42R, 42U, and 42D of the cover body 42 may be positioned outside the

edges

41L, 41R, 41U, and 41D of the cover base 41 . In this case, a groove 42g may be formed between the

edges

42L, 42R, 42U, and 42D of the cover body 42 and the

edges

41L, 41R, 41U, and 41D of the cover base 41 .

Meanwhile, the seating portion 42S may be formed stepwise upward from the lower side 42D of the cover body 42 . The seating portion 42S may extend long in the left and right directions. The length (ie, width) of the seating portion 42S may be smaller than the width w20 of the cover body 42 . The lower side 42SD of the seating portion 42S may be positioned above the lower side 42D of the cover body 42 . The front surface of the seating portion 42S may be positioned parallel to the front surface of the cover body 42 .

The guide rib 42Sr may protrude rearward from the rear surface of the seating portion 42S, and may extend long in the left and right directions. In this case, the seating portion 42S may include a first seating portion 42Sa positioned above the guide rib 42Sr and a second seating portion 42Sb positioned below the guide rib 42Sr. In the vertical direction, the height of the first seating portion 42Sa may be greater than that of the second seating portion 42Sb.

The guide boss 42P may protrude backward from the rear surface of the first seating portion 42Sa. For example, the guide boss 42P may have a cylindrical shape. For example, the guide boss 42P may be a fem nut having a thread formed on an inner circumferential surface. For example, the plurality of guide bosses 42P may be spaced apart from each other in the left and right directions.

Meanwhile, the bottom rib 42Br may protrude backward from the rear surface of the cover body 42 and may extend along the edge of the seating portion 42S. The bottom rib 42Br may include a side rib 42Brs and a top rib 42Brt. The side ribs 42Brs may extend vertically along the left and right sides of the seating portion 42S. The top rib 42Brt may extend left and right along the upper side of the seating portion 42S. For example, the side rib 42Brs and the top rib 42Brt may be integrally formed.

Also, the left vertical rib 42Vr may protrude backward from the rear surface of the cover body 42 . The left vertical rib 42Vr may be located between the left side 41L of the cover base 41 and the left side 42L of the cover body 42, and may extend long in the vertical direction. In this case, a portion of the aforementioned groove 42g may be formed between the left vertical rib 42Vr and the left side 42L of the cover body 42 . The right vertical rib (not shown) may be symmetrical with the left vertical rib 42Vr with respect to the cover base 41 .

In addition, the horizontal rib 42Hr may protrude backward from the rear surface of the cover body 42 . The horizontal rib 42Hr may be spaced upward from the top rib 42Brt and may extend long in the left and right directions. The horizontal rib 42Hr may be connected to the left vertical rib 42Vr and the right vertical rib. In this case, a portion of the aforementioned groove 42g may be formed between the horizontal rib 42Hr and the top rib 42Brt.

In addition, the left corner rib 42Cr may protrude backward from the rear surface of the cover body 42 . The first portion 42Cr1 of the left corner rib 42Cr may be bent to the right at the lower end of the left vertical rib 42Vr, and the second portion 42Cr2 may be bent upward at the end of the first portion 42Cr1. can At this time, the second portion 42Cr2 may cross the horizontal rib 42Hr. For example, the left corner rib 42Cr may be integrally formed with the left vertical rib 42Vr. In this case, a portion of the aforementioned groove 42g may be formed between the first portion 42Cr1 and the lower side 42D of the cover body 42 and between the second portion 42Cr2 and the side rib 42Brs. there is. The right corner rib (not shown) may be symmetrical to the left corner rib 42Cr with respect to the seating portion 42S.

Accordingly, the groove 42g may be formed along the edge of the cover body 42 and the edge of the seating portion 42S.

17 and 18, the cover base 41 may be located above the horizontal rib 42Hr. The cover base 41 may include a base body 410, a first base 410a, and a second base 410b (see FIG. 10).

The first base 410a may be provided on the left side of the base body 410 and may form the left side 41L of the cover base 41 . The second base 410b may be provided on the right side of the base body 410 and may form the right side 41R of the cover base 41 (see FIG. 10 ). The first base 410a and the second base 410b may be formed as one body with the base body 410 .

Also, the width of the base body 410 may be greater than the widths of the first base 410a and the second base 410b. The thickness of the first base 410a and the second base 410b may be smaller than that of the base body 410 . The front surface of the base body 410 may be located parallel to the front surface of the first base 410a and the front surface of the second base 410b.

The guide protrusion 42Gr may protrude backward from the rear surface of the cover body 42 and may contact lower sides of the first base 410a and the second base 410b. Accordingly, the guide protrusion 42Gr may guide the coupling between the cover base 41 and the cover body 42 .

For example, a fastening member F10 such as a screw may pass through the base body 410 and be fastened to the cover body 42 . Accordingly, the cover body 42 may be detachably coupled to the cover base 41 . At this time, the rigidity of the cover body 42 may be improved by the cover base 41 .

Referring to FIG. 17 , for example, the base body 410, the first base 410a, and the second base 410b may have the same height. In this case, the lower side 41D of the cover base 41 may be spaced upward by a predetermined distance from the horizontal rib 42Hr.

For another example with reference to FIG. 18, the height of the base body 410' may be greater than the heights of the first base 410a and the second base 410b. In this case, the first base 410a and the second base 410b may be spaced upward by a predetermined distance from the horizontal rib 42Hr. Also, the base body 410' may contact or be adjacent to the horizontal rib 42Hr. At this time, the rigidity of the cover body 42 can be further improved by the cover base 41 .

Referring to FIGS. 19 and 20 , a cushion 44 may extend long in the left and right directions. The cushion 44 may include a top part 441 and a bottom part 443 . The top part 441 and the bottom part 443 may be formed as one body. The cushion 44 may be referred to as a cushion bracket.

The top part 441 may form the upper side 44U of the cushion 44 . The recessed portion 442 may be formed while being pressed from the front side of the top part 441 to the rear side. The guide groove g10 may be formed inside the depression 442 . In this case, the top part 441 may include a first top part 441a positioned above the depression 442 and a second top part 441b positioned below the depression 442 . In the vertical direction, the height h31a of the first top part 411a may be greater than the height h31b of the second top part 411b.

The boss hole 44h may be formed to penetrate the first top part 441a in the forward and backward directions. For example, the boss hole 44h may be a circular hole. For example, the plurality of boss holes 44h may be spaced apart from each other in the left and right directions. In this case, the interval between the boss holes 44h may be the same as the interval between the guide bosses 42P (see FIG. 17).

The bottom part 443 may form the lower side 44D of the cushion 44 . A side surface of the bottom part 443 may have an ear shape as a whole. The bottom part 443 may include a first bottom part 443a, a second bottom part 443b, and a third bottom part 443c. The first bottom part 443a may be formed to be stepped forward from the second top part 441b. The first bottom part 443a may form an upper end of the bottom part 443 . The second bottom part 443b may be connected to the first bottom part 443a and may be curved forward. The third bottom part 443c may be connected to the second bottom part 443b and form the lower side 44D. For example, the rear surface of the third bottom part 443c may be located on the rear surface line Rx of the depression 442 . The rear surface line Rx may be a rear surface line of the cushion 44 .

In this case, the buffer space g11 may be located behind the second bottom part 443b and may be located between the first bottom part 443a and the third bottom part 443c. For example, the thickness t30 of the second bottom part 443b may be smaller than the thicknesses of the first bottom part 443a and the third bottom part 443c. In other words, the thickness t30 of the second bottom part 443b may be the minimum thickness of the bottom part 443 .

Also, the cushion 44 may have elasticity. For example, the cushion 44 may include a material such as rubber, resin, or silicon.

Accordingly, the shape of the bottom part 443 of the cushion 44 can be deformed (ie, compressed) by an external force applied from the lower side to the upper side of the cushion 44, and can be restored again when the external force is released. .

Referring to FIGS. 21 and 22 , the cushion 44 may be seated on the rear surface of the seating portion 42S. The width of the cushion 44 (w30, see FIG. 19) may be substantially the same as that of the seating portion 42S. The height of the cushion 44 (h30, see FIG. 20) may be greater than the height of the seating portion 42S. At this time, the lower side 44D of the cushion 44 may be positioned parallel to the lower side 42D of the cover body 42 .

Specifically, the front surface of the first top part 441a may be located below the top rib 42Brt and may be seated on the rear surface of the first seating part 42Sa. The front surface of the second top part 441b may be seated on the rear surface of the second seating part 42Sb. At this time, the guide rib 42Sr may be inserted into the guide groove g10 of the depression 442 (see FIG. 20). That is, the guide rib 42Sr may guide the coupling between the cushion 44 and the seating portion 42S. Also, the cushion 44 can be caught on the guide rib 42Sr.

Also, a portion of the first bottom part 443a may contact the lower side of the second seating portion 42Sb. In other words, the second seating portion 42Sb may support the first bottom part 443a. Also, the guide boss 42P may be inserted into the boss hole 44h. That is, the guide boss 42P and the boss hole 44h may guide the coupling of the cushion 44 and the seating portion 42S. Also, the cushion 44 can be caught on the guide boss 42P.

Accordingly, the cushion 44 may be detachably coupled to the seating portion 42S.

Referring to FIG. 23 , the reinforcing part 45 may extend long in the left and right directions. For example, the reinforcing part 45 may be provided as a single member. For another example, the reinforcing part 45 may include at least two reinforcing

parts

45a and 45b spaced apart from each other. The reinforcement part 45 may be referred to as a cushion bracket plate.

The reinforcing part 45 may include a first reinforcing part 451 and a second reinforcing part 452 . The first reinforcing part 451 and the second reinforcing part 452 may be formed as one body. Each of the first reinforcement part 451 and the second reinforcement part 452 may be formed flat. The second reinforcing part 452 may be formed to be stepped backward from the first reinforcing part 451 . The first reinforcing part 451 may be positioned above the stepped part 45C, and the second reinforcing part 452 may be positioned below the stepped part 45C.

The fastening hole 45h may be formed by penetrating the first reinforcing part 451 in the forward and backward directions. For example, the fastening hole 45h may be a circular hole. For example, the plurality of fastening holes 45h may be spaced apart from each other in the left and right directions. In this case, the distance between the fastening holes 45h may be the same as the distance between the guide bosses 42P (see FIG. 17).

For example, the reinforcing part 45 may include a metal material such as iron. For example, the reinforcement part 45 may be electrolytic galvanized iron (EGI).

Referring to FIGS. 24 and 25 , the reinforcing part 45 may be seated on the rear surface of the cushion 44 . The width (w40, see FIG. 23) of the reinforcing portion 45 may be equal to or smaller than the width (w30, see FIG. 19) of the cushion 44. The height of the reinforcement part 45 may be smaller than the height of the cushion 44 . At this time, the reinforcement part 45 may be located on the upper side of the bottom part 443 of the cushion 44 .

Specifically, the front surface of the first reinforcement part 451 may be located below the top rib 42Brt and may be seated on the rear surface of the first top part 441a. A front surface of the second reinforcing part 452 may be seated on a rear surface of the recessed part 442 . At this time, the second reinforcing part 452 may be located on the upper side of the lower side 42SD of the seating part 42S. Also, the stepped portion 45C may be caught on the upper end of the recessed portion 442 .

Also, the fastening hole 45h may be aligned with the guide boss 42P (see FIG. 21) and the boss hole 44h (see FIG. 21). In this case, the fastening member F20 such as a screw may pass through the fastening hole 45h and the boss hole 44h, and may be fastened to the guide boss 42P.

Accordingly, the coupling between the cushion 44 and the seating portion 42S can be further strengthened by the reinforcing portion 45 . That is, the reinforcing part 45 may minimize backward bending of parts of the cushion 44 , particularly the bottom part 443 and the recessed part 442 , due to an external force.

Referring to FIGS. 10 and 26 , the cover 43 may cover the front surface of the cover body 42 . The width (w50) of the cover 43 before being combined with the cover body 42 may be greater than the width (w20) of the cover body 42, and the height of the cover 43 before being combined with the cover body 42 ( h50) may be greater than the height h20 of the cover body 42.

At this time, the user can hold the edges 43e of the cover 43 using a jig or the like and pull them toward the rear surface of the cover body 42 . Accordingly, tension may be applied to the cover 43, and the front surface of the cover 43 may be maintained in a flat state.

Referring to FIGS. 27 and 28 , the support members Ba and Bb may be inserted into the buffer space g11. The support members Ba and Bb may be positioned in front of the rear surface line Rx of the cushion 44 . The support member Ba may be referred to as a pole or a rod.

Referring to FIG. 27 , for example, the support member Ba may have a circular cross section. The first point TP1 of the support member Ba may contact the inside of the first bottom part 443a of the cushion 44, and the second point TP2 of the support member Ba may contact the inside of the first bottom part 443a of the cushion 44. may contact the inside of the third part 443c.

Referring to FIG. 28, for another example, the support member Bb may fill the buffer space g11. In other words, the shape of the cross section of the support member Bb may correspond to the shape of the buffer space g11.

Accordingly, the support members Ba and Bb can minimize deformation of the cushion 44 by the cover 43 to which tension is applied in a direction surrounding the cushion 44 .

Referring to FIG. 29 , the coupling portion 43T of the cover 43 may form an edge 43e of the cover 43 . The coupling portion 43T may be coupled to the groove 42g (see FIG. 24). For example, the coupling portion 43T may be bonded or thermally fused to the groove 42g.

The aforementioned support members (Ba, Bb, see FIGS. 27 and 28) may be separated from the buffer space g11 after the cover 43 and the cover body 42 are coupled. Accordingly, deformation of the cushion 44 can be minimized during the coupling process between the cover body 42 and the cover 43 . In addition, sufficient tension can be applied to the cover 43 in the process of coupling the body 42 and the cover 43, and the front surface of the cover 43 can be maintained taut even after the body 42 and the cover 43 are coupled. can

1 to 29, the display device includes: a display panel; a frame to which the display panel is coupled; And, a cover assembly located in front of the display panel and movably coupled to the frame; a cover assembly having one side and the other side facing the one side in the moving direction of the cover assembly, The cover assembly may include a cushion having elasticity and coupled to one side, and the cushion may be compressible in a direction from one side to the other side.

The cover assembly may be movable in a vertical direction, and the cushion may be coupled to a lower side of the cover assembly.

The cover assembly may further include a seating portion formed to be stepped from one side toward the other side and to which the cushion is coupled, and a portion of the cushion may be positioned between the seating portion and the one side. It may be compressible from one side in a direction toward the other side.

The seating portion and the cushion may extend long in a direction parallel to the one side, and the cushion may include: a top part seated on the seating portion; And, it may further include a bottom part located between the seating part and the one side and connected to the top part, and one end and the other end of the bottom part may be spaced apart from each other in a moving direction of the cover assembly, wherein the At least a portion between the one end and the other end of the bottom part may be curved in a direction crossing the moving direction of the cover assembly.

The bottom part may include: a first bottom part that is stepped forward from the top part; a second bottom part connected to the first bottom part and curved; The method may further include a third bottom part connected to the second bottom part and spaced apart from the first bottom part, and a part of the first bottom part may be located on an end of the seating part.

The top part may further include a boss hole formed by penetrating the top part in the front and rear directions, and the seating part further includes a guide boss that protrudes rearward from a rear surface of the seating part and is inserted into the boss hole. can do.

The top part may further include a recessed portion formed by being pressed backward from the front surface of the top part, and the seating portion may further include a guide rib protruding rearward from a rear surface of the seating portion and inserted into the recessed portion. can do.

The display device may further include a reinforcing part that faces the seating part with respect to the cushion and extends in a longitudinal direction of the cushion, the reinforcing part may be coupled to the top part, and the bottom part and can be separated

The top part includes: a first top part; The recessed part may further include a second top part facing the first top part and connected to the bottom part, wherein the reinforcing part is: The first reinforcing part seated on the rear surface of the first top part. ; a second reinforcing part that is stepped backward from the first reinforcing part and is seated on a rear surface of the recessed part; The device may further include a stepped portion connected to the first reinforcing portion and the second reinforcing portion and caught in the recessed portion.

The cover assembly may include: a cover base movably coupled to the frame; The cover body may further include a cover body coupled to the cover base at a front of the cover base and having one side and the other side, and edges of the cover body may be positioned outside the edges of the cover base. The cover body may further include a groove formed on a rear surface of the cover body and positioned between the edges of the cover body and the edges of the cover base.

The cover assembly may further include a cover made of a fabric material covering a front side of the cover body, and the cover may include a coupling portion forming an edge of the cover and coupled to the groove.

A part of the cushion may be positioned parallel to the one side and may be curved forward, a part of the groove may be positioned between the cushion and an edge of the cover base, and a part of the cover may be may surround the cushion, a buffer space may be formed between a part of the curved cushion and the cover, and the display device is detachably inserted into the buffer space, and a part of the curved cushion It may further include a support member to limit the compression of.

The lower side of the cover body may be spaced downward from the lower side of the cover base, and the cover body may further include a guide protrusion protruding rearward from a rear surface of the cover body and contacting the lower side of the cover base. can do.

The cover base includes: a base body; A first base provided on the left side of the base body; And, it may further include a second base provided on the right side of the base body, the guide projection is: a first guide projection in contact with the lower side of the first base; And, it may further include a second guide protrusion contacting the lower side of the second base, the height of the base body, may be equal to or greater than the height of the first base and the second base.

The display device may further include a lift assembly that provides power to the cover assembly, and the cover assembly may ascend or descend, and may open or close the front surface of the display panel.

Certain or other embodiments of the present disclosure described above are not mutually exclusive or distinct from each other. Certain embodiments or other embodiments of the present disclosure described above are not mutually exclusive or distinct from each other. Any or all elements of the embodiments of the invention described above may be combined or combined with each other in configuration or function).

For example, configuration A described in a specific embodiment and/or drawing may be combined with configuration B described in another embodiment and/or drawing. That is, even if the connection between the components is not directly described, it means that the combination is possible, except when the combination is impossible (For example, a configuration "A" described in one embodiment of the invention and the drawings). and a configuration "B" described in another embodiment of the invention and the drawings may be combined with each other. Namely, although the combination between the configurations is not directly described, the combination is possible except in the case where it is described that the combination is impossible).

The above detailed description should not be construed as limiting in all respects and should be considered illustrative. The scope of the present invention should be determined by reasonable interpretation of the appended claims, and all changes within the equivalent scope of the present invention are included in the scope of the present invention (although embodiments have been described with reference to a number of illustrative embodiments Its, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope of the principles of this disclosure.More particularly, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims.In addition to variations and modifications in the component parts and/or arrangements, alternative uses will also be apparent to those skilled in the art).

Claims

display panel;

a frame to which the display panel is coupled; and,

A cover assembly located in front of the display panel and movably coupled to the frame; including a cover assembly having one side and the other side facing the one side in a moving direction of the cover assembly;

The cover assembly:

It has elasticity and includes a cushion coupled to one side,

the cushion,

A display device capable of being compressed in a direction from one side to the other side.
According to claim 1,

The cover assembly is movable in the vertical direction,

The cushion is a display device coupled to the lower side of the cover assembly.
According to claim 1,

The cover assembly:

Further comprising a seating portion formed stepwise from one side toward the other side and coupled to the cushion,

Part of the cushion,

A display device positioned between the seating portion and the one side and compressible in a direction from one side to the other side.
According to claim 3,

The seating portion and the cushion,

It extends long in a direction parallel to the one side,

The cushion is:

a top part seated on the seating portion; and,

Further comprising a bottom part located between the seating part and the one side and connected to the top part,

One end and the other end of the bottom part,

Spaced apart from each other in the moving direction of the cover assembly,

At least a part between the one end and the other end of the bottom part,

A display device that is curved in a direction crossing the moving direction of the cover assembly.
According to claim 4,

The bottom part is:

a first bottom part stepped forward from the top part;

a second bottom part connected to the first bottom part and curved; and,

Further comprising a third bottom part connected to the second bottom part and spaced apart from the first bottom part,

Part of the first bottom part,

A display device positioned on the end of the seating portion.
According to claim 4,

The top part is:

Further comprising a boss hole formed by penetrating the top part in the front and rear directions,

The seating part is:

A display device further comprising a guide boss protruding rearward from a rear surface of the seating portion and inserted into the boss hole.
According to claim 4,

The top part is:

Further comprising a depression formed by pressing from the front surface of the top part to the rear,

The seating part is:

A display device further comprising a guide rib protruding rearward from a rear surface of the seating portion and inserted into the recessed portion.
According to claim 7,

Further comprising a reinforcement part facing the seating part with respect to the cushion and extending in a longitudinal direction of the cushion,

The reinforcement part,

A display device coupled to the top part and spaced apart from the bottom part.
According to claim 8,

The top part is:

a first top part; and,

Further comprising a second top part facing the first top part with respect to the depression and connected to the bottom part;

The reinforcement part:

a first reinforcing part seated on a rear surface of the first top part;

a second reinforcing part that is stepped backward from the first reinforcing part and is seated on a rear surface of the recessed part; and,

The display device further comprises a stepped portion connected to the first reinforcing portion and the second reinforcing portion and caught in the recessed portion.
According to claim 1,

The cover assembly:

a cover base movably coupled to the frame; and,

Further comprising a cover body coupled to the cover base at the front of the cover base and having the one side and the other side,

Edges of the cover body,

Located outside the edges of the cover base,

The cover body is:

The display device of claim 1, further comprising a groove formed on a rear surface of the cover body and located between the edges of the cover body and the edges of the cover base.
According to claim 10,

The cover assembly:

Further comprising a cover made of fabric covering the front of the cover body,

The cover is:

A display device comprising a coupling portion forming an edge of the cover and coupled to the groove.
According to claim 11,

Part of the cushion,

Located parallel to the one side and curved forward,

Part of the groove,

Located between the cushion and the edge of the cover base,

A portion of the cover surrounds the cushion,

A buffer space is formed between a part of the curved cushion and the cover,

The display device further comprises a support member detachably inserted into the buffer space and limiting compression of a portion of the curved cushion.
According to claim 10,

The lower side of the cover body,

Spaced downward from the lower side of the cover base,

The cover body is:

A display device further comprising a guide protrusion protruding rearward from a rear surface of the cover body and contacting the lower side of the cover base.
According to claim 13,

The cover base is:

base body;

A first base provided on the left side of the base body; and,

Further comprising a second base provided on the right side of the base body,

The guide protrusion is:

a first guide protrusion contacting a lower side of the first base; and,

Further comprising a second guide protrusion contacting the lower side of the second base,

The height of the base body,

A display device equal to or greater than the heights of the first base and the second base.
According to claim 1,

Further comprising a lift assembly that provides power to the cover assembly,

The cover assembly,

A display device that rises or descends and opens or closes the front surface of the display panel.