CN112331081B - Display module - Google Patents
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- CN112331081B CN112331081B CN202011279919.0A CN202011279919A CN112331081B CN 112331081 B CN112331081 B CN 112331081B CN 202011279919 A CN202011279919 A CN 202011279919A CN 112331081 B CN112331081 B CN 112331081B
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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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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention provides a display module, which comprises a shell and a curled screen, wherein the shell is provided with an opening, a winding shaft is arranged in the shell, a first end of the curled screen is connected with the winding shaft, the curled screen can be relatively wound in or wound out of the shell through the opening, and the display module further comprises: the middle frame is arranged at the second end of the curled screen, and the second end and the first end are opposite ends of the curled screen; at least one guard band; the protective belt winding device is fixed in the shell and is arranged close to one end of the winding shaft; the opposite ends of the protective tape are connected with the protective tape winding device and the middle frame respectively and are positioned on the side face of the crimping screen, the protective tape winding device is used for synchronously winding in or winding out the protective tape when the crimping screen is wound in or wound out of the shell, and the protective tape is used for preventing the side face of the crimping screen from being scratched with the shell when the crimping screen is wound in or wound out of the shell. According to the display module provided by the invention, the protective belt is additionally arranged, so that the side face of the curled screen is prevented from being scraped with the shell, and the yield of the display module is improved.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display module.
Background
In recent years, Organic Light-Emitting Diode (OLED) display modules are considered as the most promising display modules in the industry due to their advantages of wide viewing angle, high color gamut, low power consumption, and the like, and development of the OLED display modules capable of being curled has become an objective of industrial development.
The OLED display module that can curl now includes the reel and curls the screen, and the reel cavity just has seted up the opening, is equipped with the rolling axle in the reel, and the one end and the rolling hub connection of curling the screen can be rolled into relatively through above-mentioned opening or roll out in the reel, but curls the screen and extremely easily inclines to one side at the in-process of rolling into or rolling out to take place the scraping with the reel, damage and curl the screen.
Disclosure of Invention
Therefore, it is necessary to provide a display module for solving the technical problem that the side surface of the rolled screen in the conventional display module is easily scratched by the winding drum during the process of rolling in or out of the winding drum.
The invention provides a display module, which comprises a shell and a curled screen, wherein the shell is hollow and provided with an opening, a winding shaft is arranged in the shell, the first end of the curled screen is connected with the winding shaft, the curled screen can be relatively wound in or wound out of the shell through the opening, and the display module further comprises:
the middle frame is arranged at the second end of the curled screen, and the second end and the first end are opposite ends of the curled screen; at least one guard band; and
at least one protective belt winding device which is fixed in the shell and is arranged close to one end of the winding shaft;
opposite ends of the protective tape are connected with the protective tape winding device and the middle frame respectively and are positioned on the side face of the curling screen, the protective tape winding device is used for synchronously winding in or out the protective tape when the curling screen is wound in or out the shell, and the protective tape is used for preventing the side face of the curling screen from scraping against the shell when the curling screen is wound in or out the shell.
In some embodiments, the display module comprises two protective tapes and two protective tape winders, the two protective tape winders are respectively arranged near two opposite ends of the winding shaft, the two protective tapes are respectively arranged on two opposite side surfaces of the curling screen, and each protective tape is respectively connected with the middle frame and the corresponding protective tape winder.
In some embodiments, the protective tape winding device comprises a first fixed shaft fixed in the shell and a first shaft sleeve sleeved on the first fixed shaft;
opposite ends of the protective tape are respectively connected with the middle frame and the first shaft sleeve, the first shaft sleeve moves along the first fixed shaft in the process of rolling in or rolling out the protective tape, so that the protective tape and the curling screen are always in the same plane, and the protective tape is spirally wound on the surface of the first shaft sleeve in a curling state.
In some embodiments, the display module further comprises at least one guide device, which is located in the housing and is arranged on a winding path of the protective tape, and is used for guiding the protective tape to enable the protective tape to be in the same plane with the winding screen.
In some embodiments, the guiding device includes a second fixed shaft fixed in the housing and a second shaft sleeve sleeved on the second fixed shaft, the surface of the second shaft sleeve is provided with a groove, the groove and the curling screen are positioned on the same plane, and the groove is used for guiding the protective tape during winding in or out of the protective tape.
In some embodiments, the second bushing comprises a first sub-bushing, a second sub-bushing, and a third sub-bushing; the first sub-shaft sleeve and the second sub-shaft sleeve are respectively sleeved at two opposite ends of the second fixed shaft, the third sub-shaft sleeve is arranged between the first sub-shaft sleeve and the second sub-shaft sleeve, and the thickness of the third sub-shaft sleeve is smaller than that of the first sub-shaft sleeve and the second sub-shaft sleeve, so that the groove is formed between the first sub-shaft sleeve and the second sub-shaft sleeve and outside the third sub-shaft sleeve.
In some embodiments, the display module further comprises an early warning device, the early warning device is located in the housing and arranged on the guiding device, and is used for giving an alarm when the curled screen deflects in the rolling-in or rolling-out process.
In some embodiments, the early warning device is a pressure sensor, and the pressure sensor is disposed at a gap between the third sub-sleeve and the second fixed shaft, and is configured to sense a pressure between the third sub-sleeve and the second fixed shaft, and to alarm when the pressure is greater than a pressure threshold.
In some embodiments, the early warning device is a displacement sensor, and the displacement sensor is disposed on a surface of the first sub-sleeve or the third sub-sleeve, which is away from the second fixed shaft, and is configured to sense a displacement of the third sub-sleeve relative to the second fixed shaft, and to alarm when the displacement is greater than a displacement threshold.
In some embodiments, the material of the middle frame is metal, and the material of the protective tape is rubber.
Compared with the prior art, the display module provided by the invention is additionally provided with the protective belt, so that the protective belt is arranged on at least one side of the curled screen in the winding or unwinding process, the side surface of the curled screen is prevented from being scratched with the shell, and the yield of the display module is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic overall structure diagram of a display module according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to solve the technical problem that the side surface of a curled screen in an existing display module is easily scratched with a winding drum in the process of winding the curled screen into or out of the winding drum, the embodiment of the invention provides a novel display module.
Fig. 1 is a schematic overall structural diagram of a display module according to an embodiment of the present invention, and as shown in fig. 1, the display module includes a housing 10 and a rolling screen 20. The housing 10 shown in fig. 1 has a rectangular parallelepiped shape, and in other embodiments, the housing 10 may have a cylindrical shape or other shapes, and the shape is not limited herein.
The housing 10 is hollow and opened with an opening, that is, the housing 10 has an accommodating space therein and an opening is opened on one side thereof. The winding shaft 30 is disposed in the housing 10, the winding screen 20 has opposite ends, for convenience of description, the opposite ends of the winding screen 20 are respectively referred to as a first end and a second end, the first end of the winding screen 20 is connected to the winding shaft 30, the winding screen 20 can be relatively wound in or unwound from the housing 10 through the opening, and when the winding screen 20 is wound in the housing 10, the winding screen 20 is wound on the winding shaft 30.
On this basis, the display module assembly still includes:
and the middle frame 40 is arranged at the second end of the rolling screen 20. The length of the middle frame 40 shown in fig. 1 is greater than the length of the second end of the rolled screen 20, and the middle frame 40 completely covers the second end of the rolled screen 20 and has two opposite extending ends. In other embodiments, the length of the middle frame 40 is greater than the length of the second end of the rolled screen 20, the middle frame 40 completely covers the second end of the rolled screen 20 and has only one extended end, or the length of the middle frame 40 is equal to the length of the second end of the rolled screen 20, and the middle frame 40 just completely covers the second end of the rolled screen 20 and has no extended end.
At least one guard band 60. The guard band 60 shown in fig. 1 has two strips, but in other embodiments, the guard band 60 may have only one strip.
At least one protective tape winding device 50. The protective tape winding device 50 is fixed in the casing 10 and disposed near one end of the winding shaft 30. The protective tape winding devices 50 shown in fig. 1 are two in number, and the two protective tape winding devices 50 are disposed near opposite ends of the winding shaft 30, respectively. In other embodiments, the protective tape winding device 50 may have only one.
Opposite ends of the protective tape 60 are connected to the protective tape winding device 50 and the center frame 40, respectively, and are located on the side of the roll screen 20. The protective tape 60 shown in fig. 1 has two protective tapes 60, opposite ends of each protective tape 60 are respectively connected to the corresponding protective tape winding device 50 and an extended end of the center frame 40, and the two protective tapes 60 are respectively located on opposite sides of the roll screen 20. The protective-tape winding device 50 is for synchronously winding in or out the protective tape 60 when the winding screen 20 is wound in or out of the casing 10, and the protective tape 60 is for preventing the side face of the winding screen 20 from being scratched with the casing 10 when the winding screen 20 is wound in or out of the casing 10.
According to the display module provided by the embodiment of the invention, the protective tape 60 is additionally arranged, so that the protective tape is arranged on at least one side of the curled screen 20 in the winding-in or winding-out process, the side surface of the curled screen 20 is prevented from being scratched with the shell 10, and the yield of the display module is improved.
As a preferred embodiment, the protective tape 60 is spaced from and parallel to the rolled screen 20, which not only prevents the side of the rolled screen 20 from being scratched with the housing 10, but also further prevents the rolled screen 20 from being scratched with the protective tape 60, thereby further improving the yield of the display module. In other embodiments, the protective tape 60 may also be in close proximity to the roll screen 20.
In some embodiments, referring to fig. 1, the display module includes two protective tapes 60 and two protective tape winders 50, the two protective tape winders 50 are respectively disposed near two opposite ends of the winding shaft 30, the two protective tapes 60 are respectively disposed on two opposite sides of the curling screen 20, and each protective tape 60 is respectively connected to the middle frame 40 and the corresponding protective tape winder 50.
According to the display module provided by the embodiment of the invention, the protective tapes 60 are additionally arranged and arranged on the two opposite sides of the curled screen 20 in the winding or unwinding process, so that the two opposite sides of the curled screen 20 are prevented from being scratched with the shell 10, and the yield of the display module is further improved.
In some embodiments, referring to fig. 1, the protective tape winding device 50 includes:
and a first fixed shaft 501 fixed in the housing 10. The first fixing shaft 501 shown in fig. 1 is perpendicular to the winding shaft 30, the first fixing shaft 501 is cylindrical, and two opposite circular end surfaces of the cylindrical first fixing shaft 501 are respectively fixedly connected with two opposite inner side surfaces of the housing 10.
A first sleeve 502 sleeved on the first fixed shaft 501. The first sleeve 502 shown in fig. 1 is sleeved with the first fixing shaft 501 through threads, and the first sleeve 502 is in a cylindrical shape with a circular ring, and the height of the first sleeve is smaller than that of the first fixing shaft 501. Specifically, an outer circumferential surface of the first fixed shaft 501 shown in fig. 1 is provided with a first thread (not shown in fig. 1), an inner circumferential surface of the first sleeve 502 is provided with a second thread (not shown in fig. 1), the first sleeve 502 and the first fixed shaft 501 are sleeved by matching the second thread with the first thread, and the first sleeve 502 can spirally move along the first fixed shaft 501.
Opposite ends of the protective tape 60 are respectively connected to the middle frame 40 and the first hub 502, and during the winding-in or winding-out of the protective tape 60, the first hub 502 is spirally moved along the first fixing shaft 501 so that the protective tape 60 and the roll screen 20 are always in the same plane, and the protective tape 60 is spirally wound on the surface of the first hub 502 in a rolled state. In other embodiments, the first fixing shaft 501 may have a rectangular parallelepiped shape or other shapes, and the shape is not limited herein. Specifically, in the protective tape 60 shown in fig. 1, the first sleeve 502 is spirally moved along the first fixed shaft 501 during the winding-in or winding-out process, and every time the first sleeve 502 rotates one turn, the axial movement distance of the first sleeve 502 along the first fixed shaft 501 is equal to the width of the protective tape 60, so that the protective tape 60 is always in the same plane as the curl screen 20 during the winding-in or winding-out process.
In some embodiments, referring to fig. 1, the display module further comprises at least one guiding device 70, wherein the guiding device 70 is located in the housing 10 and is disposed on a winding path of the protective tape 60 for guiding the protective tape 60 so that the protective tape 60 and the winding screen are in the same plane. The guide 70 shown in fig. 1 has two guides 70, and the two guides 70 are located in the housing 10 and are respectively provided on two paths along which the protective tape 60 is wound in and out.
In some embodiments, referring to fig. 1, the guiding device 70 comprises:
and a second fixed shaft 701 fixed in the housing 10. The second fixing shaft 701 shown in fig. 1 is perpendicular to the winding shaft 30, the second fixing shaft 701 is cylindrical, and two opposite circular end faces of the cylindrical second fixing shaft 701 are respectively fixedly connected to two opposite inner side faces of the housing 10. In other embodiments, the second fixing shaft 701 may also have a rectangular parallelepiped shape or other shapes, and the shape is not limited herein.
A second shaft sleeve 702 sleeved on the second fixed shaft 701. The surface of the second hub 702 shown in fig. 1 is provided with a groove which is in the same plane as the crimp screen 20, and the groove serves to guide the protective tape 60 during winding-in or winding-out of the protective tape 60 so that the protective tape 60 is in the same plane as the crimp screen 20.
In some embodiments, the second bushing 702 includes a first sub-bushing 7021, a second sub-bushing 7022, and a third sub-bushing 7023, wherein the first sub-bushing 7021 and the second sub-bushing 7022 are respectively sleeved on opposite ends of the second fixed shaft 701, the first sub-bushing 7021 shown in fig. 1 is sleeved on an upper end of the second fixed shaft 701, the second sub-bushing 7022 is sleeved on a lower end of the second fixed shaft 701, and the first sub-bushing 7021 and the second sub-bushing 7022 are separated from each other. The third sub-sleeve 7023 is disposed between the first sub-sleeve 7021 and the second sub-sleeve 7022, i.e., in a middle portion between the upper end and the lower end of the second stationary shaft 701.
The thickness of the third sub-sleeve 7023 is less than the thickness of the first sub-sleeve 7021 and the second sub-sleeve 7022, wherein the thickness of the first sub-sleeve 7021 and the second sub-sleeve 7022 may be equal or different, and is not particularly limited herein. Since the thickness of the third sub-sleeve 7023 is smaller than the thicknesses of the first and second sub-sleeves 7021 and 7022, the above-described grooves can be formed between the first and second sub-sleeves 7021 and 7022 and outside the third sub-sleeve 7023.
In some embodiments, the first sub-sleeve 7021, the second sub-sleeve 7022, and the third sub-sleeve 7023 are all of annular cylindrical and unitary design.
In some embodiments, the display module further comprises an early warning device (not shown in fig. 1) disposed in the housing 10 and on the guide device 70 for alarming when the roll screen 20 is deflected during the rolling in or out process.
In some embodiments, the warning device is a pressure sensor (not shown in fig. 1), and the pressure sensor is disposed at a gap between the third sub-sleeve 7023 and the second fixed shaft 701, and is configured to sense a pressure between the third sub-sleeve 7023 and the second fixed shaft 701, and alarm when the pressure is greater than a pressure threshold.
Specifically, in the process that the protective tape 60 is wound in or out along with the rolling screen 20, if the rolling screen 20 inclines to one side, the protective tape 60 also inclines, so that the protective tape 60 presses the third sub-sleeve 7023 to approach the second fixed shaft 701, and pressure is generated between the third sub-sleeve 7023 and the second fixed shaft 701, on one hand, due to the existence of the pressure sensor, the pressure sensor can sense the pressure between the third sub-sleeve 7023 and the second fixed shaft 701, and if the pressure is greater than a preset pressure threshold value, the protective tape 60 and the rolling screen 20 are determined to incline to one side of the housing 10, and then an alarm is given to inform a user to stop the winding in or out operation of the rolling screen 20; on the other hand, since the pressure exists between the third sub-sleeve 7023 and the second fixed shaft 701, a frictional force occurs therebetween, and since the frictional force exists, a user is required to perform the winding-in and winding-out operation of the protective tape 60, and since the user is required to perform the operation, the user is also informed that the winding-in and winding-out operation of the roll screen 20 needs to be stopped.
In some embodiments, the warning device is a displacement sensor (not shown in fig. 1), and the displacement sensor is disposed on a surface of the first sub-sleeve 7021 or the third sub-sleeve 7023 away from the second fixed shaft 701, and is configured to sense a displacement of the third sub-sleeve 7023 relative to the second fixed shaft 701 and alarm when the displacement is greater than a displacement threshold.
Specifically, in the process of rolling in or out the protective tape 60 together with the rolling screen 20, if the rolling screen 20 is inclined to one side, the protective tape 60 is also inclined, so that the protective tape 60 presses the first sub-sleeve 7021 and the second sub-sleeve 7022 to approach to the second fixed shaft 701, and the first sub-sleeve 7021 and the second sub-sleeve 7022 are displaced relative to the second fixed shaft 701, the displacement sensor can sense the displacement of the first sub-sleeve 7021 and the second sub-sleeve 7022 relative to the second fixed shaft 701 due to the presence of the displacement sensor, and if the displacement is greater than a preset displacement threshold, it is determined that the protective tape 60 and the rolling screen 20 are inclined to one side of the housing 10, and an alarm is given to notify a user to stop the rolling in or out operation of the rolling screen 20; on the other hand, since the pressure exists between the third sub-sleeve 7023 and the second fixed shaft 701, a frictional force occurs therebetween, and since the frictional force exists, a user is required to perform the winding-in and winding-out operation of the protective tape 60, and since the user is required to perform the operation, the user is also informed that the winding-in and winding-out operation of the roll screen 20 needs to be stopped.
In some embodiments, the middle frame 40 is made of a rigid material, such as metal, and the protective tape 60 is made of a flexible material, such as rubber.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides a display module assembly, includes casing and curly screen, casing cavity has just seted up the opening, be equipped with the rolling axle in the casing, the first end of curling screen with the rolling hub connection, the curling screen can pass through the opening relatively be drawn into or roll out in the casing, its characterized in that, display module assembly still includes:
the middle frame is arranged at the second end of the curled screen, and the second end and the first end are opposite ends of the curled screen; at least one guard band;
at least one guide device which is positioned in the shell and is arranged on a winding path of the protective belt; the guiding device comprises a second fixed shaft fixed in the shell and a second shaft sleeve sleeved on the second fixed shaft, a groove is formed in the surface of the second shaft sleeve, the groove and the curling screen are positioned on the same plane, and the groove is used for guiding the protective belt in the process of rolling in or out the protective belt so that the protective belt and the curling screen are positioned on the same plane; and
at least one protective belt winding device which is fixed in the shell and is arranged close to one end of the winding shaft;
opposite ends of the protective tape are connected with the protective tape winding device and the middle frame respectively and are positioned on the side face of the curling screen, the protective tape winding device is used for synchronously winding in or out the protective tape when the curling screen is wound in or out the shell, and the protective tape is used for preventing the side face of the curling screen from scraping against the shell when the curling screen is wound in or out the shell.
2. The display module of claim 1, wherein the display module comprises two of the protective tape reels disposed adjacent to opposite ends of the take-up shaft, and two of the protective tape reels disposed on opposite sides of the roll screen, each of the protective tape reels being coupled to the bezel and the corresponding protective tape reel.
3. The display module as claimed in claim 1, wherein the protective tape winding device comprises a first fixed shaft fixed in the housing and a first sleeve sleeved on the first fixed shaft;
opposite ends of the protective tape are respectively connected with the middle frame and the first shaft sleeve, the first shaft sleeve moves along the first fixed shaft in the process of rolling in or rolling out the protective tape, so that the protective tape and the curling screen are always in the same plane, and the protective tape is spirally wound on the surface of the first shaft sleeve in a curling state.
4. The display module of claim 1, wherein the second bushing comprises a first sub-bushing, a second sub-bushing, and a third sub-bushing; the first sub-shaft sleeve and the second sub-shaft sleeve are respectively sleeved at two opposite ends of the second fixed shaft, the third sub-shaft sleeve is arranged between the first sub-shaft sleeve and the second sub-shaft sleeve, and the thickness of the third sub-shaft sleeve is smaller than that of the first sub-shaft sleeve and the second sub-shaft sleeve, so that the groove is formed between the first sub-shaft sleeve and the second sub-shaft sleeve and outside the third sub-shaft sleeve.
5. The display module assembly as claimed in claim 4, wherein the display module assembly further comprises an early warning device, the early warning device is located in the housing and is arranged on the guiding device, and the early warning device is used for giving an alarm when the rolling screen is deflected in the rolling-in or rolling-out process.
6. The display module of claim 5, wherein the pre-warning device is a pressure sensor, and the pressure sensor is disposed at a gap between the third sub-sleeve and the second fixing shaft, and is configured to sense a pressure between the third sub-sleeve and the second fixing shaft, and alarm when the pressure is greater than a pressure threshold.
7. The display module of claim 5, wherein the pre-warning device is a displacement sensor, and the displacement sensor is disposed on a surface of the first sub-sleeve or the third sub-sleeve away from the second fixing shaft, and is configured to sense a displacement of the third sub-sleeve relative to the second fixing shaft, and alarm when the displacement is greater than a displacement threshold.
8. The display module of claim 1, wherein the middle frame is made of metal and the protective tape is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011279919.0A CN112331081B (en) | 2020-11-16 | 2020-11-16 | Display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011279919.0A CN112331081B (en) | 2020-11-16 | 2020-11-16 | Display module |
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| Publication Number | Publication Date |
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| CN112331081A CN112331081A (en) | 2021-02-05 |
| CN112331081B true CN112331081B (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011279919.0A Active CN112331081B (en) | 2020-11-16 | 2020-11-16 | Display module |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1147284A (en) * | 1994-04-29 | 1997-04-09 | 国际动力公司 | Closure device with flexible screen |
| CN104851366A (en) * | 2015-05-29 | 2015-08-19 | 京东方科技集团股份有限公司 | Flexible display device |
| CN206921388U (en) * | 2017-03-22 | 2018-01-23 | 广州市科健计算机技术有限公司 | A kind of automatic unfolding LED electrical screen protectors |
| CN109455580A (en) * | 2018-12-27 | 2019-03-12 | 重庆玮硕恒基电脑配件有限公司 | A kind of flexible screen collector |
| CN109872639A (en) * | 2019-04-25 | 2019-06-11 | 京东方科技集团股份有限公司 | Rollable display device |
| KR20200073387A (en) * | 2018-12-14 | 2020-06-24 | 엘지디스플레이 주식회사 | Rollable display device |
| CN111667795A (en) * | 2020-07-10 | 2020-09-15 | 武汉华星光电半导体显示技术有限公司 | Display device |
-
2020
- 2020-11-16 CN CN202011279919.0A patent/CN112331081B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1147284A (en) * | 1994-04-29 | 1997-04-09 | 国际动力公司 | Closure device with flexible screen |
| CN104851366A (en) * | 2015-05-29 | 2015-08-19 | 京东方科技集团股份有限公司 | Flexible display device |
| CN206921388U (en) * | 2017-03-22 | 2018-01-23 | 广州市科健计算机技术有限公司 | A kind of automatic unfolding LED electrical screen protectors |
| KR20200073387A (en) * | 2018-12-14 | 2020-06-24 | 엘지디스플레이 주식회사 | Rollable display device |
| CN109455580A (en) * | 2018-12-27 | 2019-03-12 | 重庆玮硕恒基电脑配件有限公司 | A kind of flexible screen collector |
| CN109872639A (en) * | 2019-04-25 | 2019-06-11 | 京东方科技集团股份有限公司 | Rollable display device |
| CN111667795A (en) * | 2020-07-10 | 2020-09-15 | 武汉华星光电半导体显示技术有限公司 | Display device |
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| Publication number | Publication date |
|---|---|
| CN112331081A (en) | 2021-02-05 |
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