CN111583802B - Flexible display device - Google Patents
Flexible display device Download PDFInfo
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- CN111583802B CN111583802B CN202010441117.9A CN202010441117A CN111583802B CN 111583802 B CN111583802 B CN 111583802B CN 202010441117 A CN202010441117 A CN 202010441117A CN 111583802 B CN111583802 B CN 111583802B
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- flexible
- reel
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- screen body
- opening
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0226—Hinges
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a flexible display device, which comprises a display component, a display component and a flexible display component, wherein the display component comprises a flexible screen body and a flexible cover plate; the shell comprises a first shell and a second shell, the first shell is provided with a first opening, the second shell is provided with a second opening, and the first opening and the second opening are arranged oppositely; a first reel is arranged in the first shell and used for winding or unwinding the flexible screen body; a second reel is arranged in the second shell and used for rolling or unfolding the flexible cover plate matched with the flexible screen body rolled or unfolded by the first reel; the flexible screen body is connected to the second housing through the first opening, and the flexible cover plate is connected to the first housing through the second opening. The size of the flexible display device can be reduced under the condition that the requirement of the hardness of the flexible cover plate is met.
Description
Technical Field
The application relates to the technical field of display, in particular to a flexible display device.
Background
With the development of information technology, the form of the electronic terminal is constantly changed to adapt to different application scenarios and the use requirements of people.
The winding technology is applied due to the polymorphic use requirement, the winding technology relates to a plurality of aspects such as a reel, a winding mechanism, winding test equipment, a screen body protection device and screen body flatness guarantee, the technology is still in a development stage, and in the existing scheme, all necessary components of the screen body participate in winding, so that a larger problem occurs.
Disclosure of Invention
In view of this, the present application provides a flexible display device, which can reduce the size of the flexible display device by disposing a flexible screen body and a flexible cover plate on a first reel and a second reel respectively, so as to meet the requirement of the hardness of the flexible cover plate.
A flexible display device, comprising: the display component comprises a flexible screen body and a flexible cover plate; the shell comprises a first shell and a second shell, the first shell is provided with a first opening, the second shell is provided with a second opening, and the first opening and the second opening are arranged oppositely; a first reel is arranged in the first shell and used for winding or unwinding the flexible screen body; a second reel is arranged in the second shell and used for rolling or unfolding the flexible cover plate matched with the flexible screen body rolled or unfolded by the first reel; the flexible screen body is connected to the second housing through the first opening, and the flexible cover plate is connected to the first housing through the second opening.
In one embodiment, the first reel includes a buffer portion, the buffer portion includes a groove, and a fixing strip, the groove is embedded in the first reel, the fixing strip is movably disposed in the groove, the extending direction of the fixing strip is parallel to the extending direction of the first reel, and the cross-sectional pattern of the fixing strip is circular; the flexible screen body is including rolling the initiating terminal, it is connected to roll the initiating terminal fixed strip, wherein, when the flexible screen body is rolled up in first spool, on the cross section of first spool, fixed strip protrusion first spool setting, just fixed strip protrusion first spool is no longer than preset height.
In an implementation manner, the buffering portion further includes an elastic connecting member, the elastic connecting member is disposed in the groove, and two ends of the elastic connecting member are respectively connected to the first reel and the fixing strip.
In one embodiment, the resilient connector comprises a spring.
In one embodiment, the groove includes a first groove and a second groove, the fixing strip is located in the first groove, the elastic connecting member is located in the second groove, and at least one elastic supporting member is disposed between the inner wall of the first groove and the fixing strip.
In one embodiment, the at least one elastic support is fixedly connected to the inner wall of the first groove.
In an embodiment, the groove includes a third opening, the winding start end of the flexible screen body is connected to the fixing bar through the third opening, the third opening includes a transition structure, the transition structure does not include an acute angle in a cross-sectional view, and the cross-section is a cross-section perpendicular to the extending direction of the first winding shaft.
In one embodiment, the transition structure cross-sectional profile includes an arc and/or an obtuse angle.
In one embodiment, the flexible cover plate has a hardness greater than a hardness of the flexible screen body.
In one embodiment, the material of the flexible cover plate is transparent polyimide or flexible glass.
According to the technical scheme of the embodiment of the invention, the flexible screen body and the flexible cover plate are respectively arranged on the first reel and the second reel, so that the size of the flexible display device can be reduced under the condition of meeting the requirement of the hardness of the flexible cover plate, or the hardness of the flexible cover plate can be allowed to be increased while the size of the flexible display device is kept, and the flexible screen body is better protected.
Drawings
Fig. 1 is a cross-sectional view of a flexible display device according to an embodiment of the present application;
fig. 2 is a partial cross-sectional view of a flexible display device according to an embodiment of the present application in an unfolded state;
fig. 3 is a partial cross-sectional view of a flexible display device in a rolled state according to an embodiment of the present application.
Detailed Description
To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are illustrated in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the prior art, the display component generally includes a flexible screen body and a flexible cover plate, where the flexible cover plate is located on a light exit side of the flexible screen body and is used to protect the flexible screen body. Based on the protect function of flexible apron, the hardness that requires the flexible apron is as big as possible in reasonable scope to ensure that the flexible apron has enough intensity, and in curling technique, the flexible apron is usually along with flexible screen body coiling setting on the spool, in order to adapt to the coiling demand, can only reduce flexible apron hardness at present, or adapt to flexible apron hardness, do flexible display device volume big, the former has reduced the intensity of flexible apron, be unfavorable for the protection to the flexible screen body, the latter has increased the volume of flexible display device, all exist not enoughly.
In order to solve the problem, the present application provides a flexible display device, as shown in fig. 1, by respectively disposing a flexible screen body and a flexible cover plate on a first reel and a second reel, the size of the flexible display device can be reduced while the requirement of the hardness of the flexible cover plate is met.
The application provides a flexible display device, comprising a display component, a flexible display component and a flexible cover plate, wherein the display component comprises a flexible screen body 110 and a flexible cover plate 120; the casing comprises a first casing 130 and a second casing 140, wherein the first casing 130 is provided with a first opening, the second casing 140 is provided with a second opening, and the first opening and the second opening are oppositely arranged; a first reel 150 is arranged in the first housing 130, and the first reel 150 is used for winding or unwinding the flexible screen body 110; a second reel 160 is disposed in the second housing 140, and the second reel 160 is used for rolling or unrolling the flexible cover plate 120 in cooperation with the first reel 150 rolling or unrolling the flexible screen body 110; the flexible screen 110 is connected to the second housing 140 through the first opening, and the flexible cover 120 is connected to the first housing 130 through the second opening.
Specifically, as shown in fig. 1, in a fully unfolded state or a partially unfolded state, the flexible cover 120 is located on the light exit side of the flexible display screen body, and the flexible cover 120 is used to protect the flexible display screen body, specifically, the flexible cover 120 may be the flexible cover 120, the flexible screen body 110 is disposed on a first reel 150 in a windable or unfoldable manner, the flexible cover 120 is adapted to windable or unfoldable of the flexible screen body 110, the windable or unfoldable manner is disposed on a second reel 160, one of the first reel 150 and the second reel 160 moves away from the other, the flexible screen body 110 windable on the first reel 150 is unwound in cooperation with the flexible cover 120 windable on the second reel 160, and one of the first reel 150 and the second reel 160 moves close to the other, so that the flexible screen body 110 is windable in cooperation with the flexible cover 120.
In one embodiment, the first reel 150 includes a buffer portion, the buffer portion includes a groove 171, and a fixing strip 172, the groove 171 is embedded in the first reel 150, the fixing strip 172 is movably disposed in the groove 171, the extending direction of the fixing strip 172 is parallel to the extending direction of the first reel 150, and the cross-sectional shape of the fixing strip 172 is circular;
the flexible screen body 110 includes a winding start end connected to the fixing strip 172, wherein when the flexible screen body 110 is wound on the first reel 150, the fixing strip 172 protrudes from the first reel 150 on a cross section of the first reel 150, and the fixing strip 172 protrudes from the first reel 150 by no more than a preset height.
Specifically, as shown in fig. 2 and fig. 3, the buffer portion includes a fixing strip 172 partially embedded in the first reel 150, an extending direction of the fixing strip 172 is parallel to an extending direction of the first reel 150, and a length of the fixing strip 172 is greater than or equal to a width of the flexible screen body 110, so that the fixing strip 172 can be completely connected to the flexible screen body 110, the flexible screen body 110 and the fixing strip 172 can be in a hard connection manner, for example, the flexible screen body 110 is fixed on the fixing strip 172 by clamping or bonding, and further, the flexible screen body 110 can be wound or unwound on the first reel 150. On the cross section of first spool 150, the setting of fixed strip 172 protrusion first spool 150, and fixed strip 172 protrusion first spool 150 is no longer than predetermineeing the height, specifically, the cross section figure of fixed strip 172 can be circular, and when flexible screen body 110 convoluteed on first spool 150, fixed strip 172 protrusion first spool 150 is no longer than predetermineeing the height setting, can fill up the opening gap as far as possible on the one hand, carries out better support to the flexible screen body 110 with first spool 150 surface contact, and on the other hand, the surface of the fixed strip 172 that protrudes in first spool 150 is the cambered surface, and is no longer than predetermineeing the height, can prevent to cause the damage to flexible screen body 110. The fixing strip 172 is movably disposed in the groove 171, and the movement of the fixing strip 172 can give a space for the winding start end of the flexible screen body 110 to move along with the winding action of the flexible screen body 110, so that the probability of bending damage of the flexible screen body 110 at the winding start end can be greatly reduced, wherein the cross section of the first reel 150 is a cross section perpendicular to the extending direction of the first reel 150.
In one embodiment, the buffering portion further includes an elastic connection member 173, the elastic connection member 173 is disposed in the groove 171, and two ends of the elastic connection member 173 are respectively connected to the first reel 150 and the fixing strip 172.
As shown in fig. 2 and 3, the buffer portion further includes an elastic connecting member 173, the elastic connecting member 173 is located inside the groove 171, and two ends of the elastic connecting member 173 are respectively and fixedly connected to the first winding shaft 150 and the fixing strip 172, the elastic connecting member 173 is fixedly connected to the fixing strip 172 and is used for providing a resilient force opposite to the initial winding direction when the flexible screen 110 is unfolded, wherein when the flexible screen 110 is wound on the first winding shaft 150, the flexible screen 110 is defined as the initial winding position when first contacting with the outer surface of the first winding shaft 150, a connection point of the initial winding end of the flexible screen 110 and the fixing strip 172 is a fixed end, a direction in which the fixed end points to the initial winding position is defined as the initial winding direction, the elastic connecting member 173 can generate the resilient force opposite to the initial winding direction when the flexible screen 110 is unfolded, so that, in the process from winding to unwinding of the flexible screen 110, and buffering the excessive transient pulling force from static state to dynamic state.
In one embodiment, the resilient coupling 173 comprises a spring.
In one embodiment, the groove 171 includes a first groove 1711 and a second groove 1712, the fixing bar 172 is located in the first groove 1711, the elastic connector 173 is located in the second groove 1712, and at least one elastic support (not shown) is disposed between the inner wall of the first groove 1711 and the fixing bar 172.
Specifically, as shown in fig. 3, the groove 171 may include a first groove 1711 and a second groove 1712, the fixing bar 172 is located in the first groove 1711, the elastic connection member 173 is located in the second groove 1712, the fixing bar 172 is movably disposed in the first groove 1711, the movement may be rotational, and may be translational, for example, the first groove 1711 may be configured as a cylindrical groove 171 to adapt to the shape of the fixing bar 172, and the inner diameter of the first groove 1711 is larger than that of the fixing bar 172 on the cross section of the first reel 150, so that the fixing bar 172 can rotate or translate in the first groove 1711; as mentioned above, when the flexible screen 110 is rolled and disposed on the first reel 150, the flexible screen 110 is defined as an initial rolling position when first contacting with the outer surface of the first reel 150, the connection position between the initial rolling end of the flexible screen 110 and the fixing strip 172 is a fixed end, the direction in which the fixed end points to the initial winding position is defined as the initial winding direction, and when the flexible screen body 110 is wound on the first winding shaft 150, the fixing strip 172 is pressed along the initial winding direction, at least one elastic supporting element is arranged between the inner wall of the first groove 1711 and the surface of the fixing strip 172, the elastic supporting element can provide a supporting force opposite to the gravity direction of the fixing strip 172 to the fixing strip 172 when the flexible screen body 110 is not wound on the first reel 150, accordingly, the fixing bar 172 can be at least partially separated from the inner wall of the first groove 1711, and a resilient space can be created between the fixing bar 172 and the inner wall of the first groove 1711, which is adapted to the fixing bar 172 when the flexible screen 110 is acted on in the initial winding direction. Thereby, the buffer portion can provide a better buffer function according to the winding of the flexible screen body 110.
In one embodiment, the at least one elastic support is fixedly connected to the inner wall of the first groove.
Elastic support element includes the spring, spring one end is fixed to be set up on first recess 1711 inner wall, so, elastic support element can be better for fixed strip 172 provides elastic support, in order to obtain the buffering space, the other end and the contact of fixed strip 172, wherein, can fixed connection between elastic support element and the fixed strip 172, also can not fixed connection, as long as can be when flexible screen body 110 does not convolute, provide the power opposite with fixed strip 172 gravity direction, make fixed strip 172 and first recess 1711 inner wall at least partial separation can, preferably, elastic support element and fixed strip 172 contact and not fixed connection, so, can make fixed strip 172 follow the better emergence rotation of initial coiling action, and then when guaranteeing the screen body to curl, reduce initial coiling end and take place to buckle at the stiff end.
Further, the elastic connection member 173 may be further configured to provide a force opposite to the gravity direction of the fixing bar 172, so as to provide a resilient space when the flexible screen body 110 is wound on the first winding shaft 150, and provide a resilient force opposite to the initial winding direction when the flexible screen body 110 is wound from the winding state to the unwinding state.
In one embodiment, the groove 171 includes a third opening, the winding start end of the flexible screen body 110 is connected to the fixing bar 172 through the third opening, the third opening includes a transition structure 174, a cross-sectional pattern of the transition structure 174 does not include an acute angle, and the cross-section is a cross-section perpendicular to an extending direction of the first winding shaft 150.
The groove 171 comprises a third opening, i.e. the first reel 150 comprises a third opening, through which the flexible screen body 110 is connected to the fixing strip 172, the third opening comprises a transition structure 174, in a cross-section perpendicular to the extension direction of the first reel 150, the transition structure 174 does not comprise an acute angle, in particular, the cross-sectional pattern of the transition structure 174 may comprise an arc and/or an obtuse angle, preferably, the third opening comprises a first edge and a second edge, the first edge being arranged close to the initial winding position with respect to the second edge, wherein, when the flexible screen body 110 is wound on the first reel 150, the flexible screen body 110 is defined to be in the initial winding position in contact with the outer surface of the first reel 150 for the first time, the transition structure 174 is arranged at least at the first edge of the third opening, whereby, the cross-sectional pattern of the transition structure 174 does not comprise an acute angle, which may avoid that when the flexible screen body 110 is wound on the first reel 150, the first edge of the third opening pinches the flexible screen 110.
In one embodiment, the flexible cover 120 has a hardness greater than the hardness of the flexible screen body 110.
The hardness of the flexible cover 120 may be greater than that of the flexible screen 110, so that the flexible cover 120 can protect the flexible screen 110 better, and since the flexible cover 120 and the flexible screen 110 are wound on the second reel 160 and the first reel 150 respectively, compared with the case that the flexible cover 120 and the flexible screen 110 are wound on the same reel, the volume space is released, and therefore, the hardness of the flexible cover 120 can be increased within a certain range, so as to protect the flexible screen 110 better.
Specifically, the material of the flexible cover plate 120 may be transparent polyimide or flexible glass.
In one embodiment, the second reel 160 includes a buffer portion, the buffer portion includes a groove 171, and a fixing strip 172, the groove 171 is embedded in the second reel 160, the fixing strip 172 is movably disposed in the groove 171, the extending direction of the fixing strip 172 is parallel to the extending direction of the second reel 160, and the cross-sectional shape of the fixing strip 172 is circular;
the flexible screen body 110 includes a winding start end connected to the fixing strip 172, wherein when the flexible screen body 110 is wound on the second reel 160, the fixing strip 172 protrudes from the second reel 160 on the cross section of the second reel 160, and the fixing strip 172 protrudes from the second reel 160 by no more than a preset height.
In one embodiment, the buffering portion further includes an elastic connection member 173, the elastic connection member 173 is disposed in the groove 171, and two ends of the elastic connection member 173 are respectively connected to the second reel 160 and the fixing strip 172.
In one embodiment, the groove 171 includes a first groove 1711 and a second groove 1712, the fixing bar 172 is located in the first groove 1711, the elastic connecting member 173 is located in the second groove 1712, and at least one elastic supporting member is disposed between the inner wall of the first groove 1711 and the fixing bar 172.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A flexible display device, comprising:
the display component comprises a flexible screen body and a flexible cover plate;
the shell comprises a first shell and a second shell, the first shell is provided with a first opening, the second shell is provided with a second opening, and the first opening and the second opening are arranged oppositely;
a first reel is arranged in the first shell and used for winding or unwinding the flexible screen body;
a second reel is arranged in the second shell and used for rolling or unfolding the flexible cover plate matched with the flexible screen body rolled or unfolded by the first reel;
the flexible screen body is connected to the second shell through the first opening, and the flexible cover plate is connected to the first shell through the second opening;
the first reel comprises a buffer part and a fixing strip, the buffer part comprises a groove and the fixing strip is embedded in the first reel, the fixing strip is movably arranged in the groove, the extending direction of the fixing strip is parallel to the extending direction of the first reel, and the cross section of the fixing strip is circular;
the buffer part also comprises an elastic connecting piece, the elastic connecting piece is arranged in the groove, and two ends of the elastic connecting piece are respectively connected to the first reel and the fixing strip;
the flexible screen body is including rolling the initiating terminal, it is connected to roll the initiating terminal fixed strip, wherein, when the flexible screen body is rolled up in first spool, on the cross section of first spool, fixed strip protrusion first spool setting, just fixed strip protrusion first spool is no longer than preset height.
2. The flexible display device of claim 1, wherein the elastic connection comprises a spring.
3. The flexible display device according to claim 1, wherein the groove comprises a first groove and a second groove, the fixing bar is located in the first groove, the elastic connector is located in the second groove, and at least one elastic support is arranged between an inner wall of the first groove and the fixing bar.
4. The flexible display device of claim 3, wherein the at least one elastic support is fixedly connected to the inner wall of the first recess.
5. The flexible display device of claim 1, wherein the groove comprises a third opening, the winding start end of the flexible screen body is connected to the fixing bar through the third opening, the third opening comprises a transition structure, a cross-sectional pattern of the transition structure does not comprise an acute angle, and the cross-section is a cross-section perpendicular to the extending direction of the first winding axis.
6. The flexible display device of claim 5, wherein the transition structure cross-sectional profile comprises an arc and/or an obtuse angle.
7. The flexible display device of claim 1, wherein a stiffness of the flexible cover sheet is greater than a stiffness of the flexible screen body.
8. A flexible display device according to any of claims 1-7, wherein the material of the flexible cover sheet is transparent polyimide or flexible glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010441117.9A CN111583802B (en) | 2020-05-22 | 2020-05-22 | Flexible display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010441117.9A CN111583802B (en) | 2020-05-22 | 2020-05-22 | Flexible display device |
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| Publication Number | Publication Date |
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| CN111583802A CN111583802A (en) | 2020-08-25 |
| CN111583802B true CN111583802B (en) | 2022-03-22 |
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| CN202010441117.9A Active CN111583802B (en) | 2020-05-22 | 2020-05-22 | Flexible display device |
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| CN111933039A (en) * | 2020-09-01 | 2020-11-13 | 京东方科技集团股份有限公司 | Curling device and flexible display device |
| CN114203026A (en) * | 2020-09-18 | 2022-03-18 | 北京小米移动软件有限公司 | Display module and terminal equipment |
| CN112435579B (en) * | 2020-11-24 | 2022-11-15 | 京东方科技集团股份有限公司 | Display device and bending method thereof |
| CN113066381A (en) * | 2021-03-29 | 2021-07-02 | 京东方科技集团股份有限公司 | Display screen protection device and display equipment |
| CN113194177B (en) * | 2021-04-30 | 2023-02-24 | 维沃移动通信有限公司 | Reel, flexible screen assembly and electronic equipment |
| CN113393772B (en) * | 2021-06-28 | 2023-03-10 | 合肥维信诺科技有限公司 | Flexible screen supporting structure and flexible display device |
| CN114038322B (en) * | 2021-11-22 | 2023-08-04 | 湖北长江新型显示产业创新中心有限公司 | Rollable display module and display device |
| CN115294876B (en) * | 2022-08-31 | 2023-12-08 | 昆山国显光电有限公司 | Winding support assembly and display device |
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