CN112817377A - Double-screen folding hinge and double-screen intelligent terminal thereof - Google Patents
Double-screen folding hinge and double-screen intelligent terminal thereof Download PDFInfo
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- CN112817377A CN112817377A CN202110190371.0A CN202110190371A CN112817377A CN 112817377 A CN112817377 A CN 112817377A CN 202110190371 A CN202110190371 A CN 202110190371A CN 112817377 A CN112817377 A CN 112817377A
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- rotating shaft
- shaft
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1647—Details related to the display arrangement, including those related to the mounting of the display in the housing including at least an additional display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1675—Miscellaneous details related to the relative movement between the different enclosures or enclosure parts
- G06F1/1681—Details related solely to hinges
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention discloses a double-screen folding hinge and a double-screen intelligent terminal thereof. The folding rotating shaft mechanism comprises an active torsion component and a torsion synchronous component; the active torsion assembly comprises a torsion chute seat, a first torsion slide block and a second torsion slide block; the torsion synchronous assembly is respectively connected with the first torsion sliding block and the second torsion sliding block to enable the first torsion sliding block and the second torsion sliding block to rotate synchronously; the single-shaft mechanism comprises a shaft center rotating shaft, a rotating support and a fixed seat. The double-screen folding hinge can be applied to an up-and-down expansion type double-screen intelligent terminal, is good in convenience and good in opening and closing torque stability, the first display screen and the second display screen are good in cooperativity, screen bruising is not prone to occurring, and the using effect is good.
Description
Technical Field
The invention relates to the field of hinges, in particular to a double-screen folding hinge and a double-screen intelligent terminal thereof.
Background
The traditional single-display-screen notebook or intelligent terminal is limited by a display window and the like, so that the requirements of users cannot be met, different application programs can be operated in two displays by the aid of the double-display-screen notebook or intelligent terminal, multi-task display is realized, the computing capacity and the display effect of the double-display-screen notebook or intelligent terminal are greatly improved, and the defect that the program window is repeatedly switched in one display is overcome. The double-display-screen notebook or the intelligent terminal expands the display capacity, improves the working efficiency and has wider and wider application range.
The existing double-screen notebook or intelligent terminal has the following defects: firstly, the main screen and the auxiliary screen in the existing double-screen notebook or intelligent terminal are mostly in a left-right expansion type, and the requirement of the up-down expansion type of the main screen and the auxiliary screen cannot be met; and secondly, although the main screen and the auxiliary screen in a small number of existing double-screen notebooks or intelligent terminals adopt an up-down expansion mode, the double screens of the notebooks or the intelligent terminals are poor in rotating torque stability and poor in double-screen cooperation during expansion and retraction, and screen bruising is easy to occur during expansion or retraction of the double screens.
Disclosure of Invention
In order to solve the technical problems, the invention provides a double-screen folding hinge and a double-screen intelligent terminal thereof, and the hinge structure is optimized and improved, so that the problems that the existing double-screen notebook or intelligent terminal cannot be unfolded up and down, the torsion stability is poor, the double-screen cooperation is poor, and the screen is easy to be damaged in the use process are solved.
In order to achieve the purpose, the technical scheme of the invention is as follows: a double-screen folding hinge comprises
A folding rotating shaft mechanism; the folding rotating shaft mechanism comprises an active torsion component and a torsion synchronous component; the active torsion assembly comprises a torsion chute seat, a first torsion slide block and a second torsion slide block; the torsion chute seat is provided with two semicircular chutes; a convex arc-shaped sliding rail is arranged on the side wall of the sliding chute; the first torsion slide block and the second torsion slide block are respectively arranged in the two sliding grooves; the first torsion sliding block and the second torsion sliding block are movably clamped on the sliding rail and move along the sliding rail; the side wall of the sliding groove is in interference fit with the first torsion slide block and the second torsion slide block; the torsion synchronous assembly is respectively connected with the first torsion sliding block and the second torsion sliding block, so that the first torsion sliding block and the second torsion sliding block rotate synchronously;
and a single axis mechanism; the single-shaft mechanism comprises a shaft center rotating shaft, a rotating bracket and a fixed seat; the rotating bracket is sleeved on the axis rotating shaft and rotates synchronously with the axis rotating shaft; the fixed seat is movably sleeved on the axis rotating shaft and rotates relative to the axis rotating shaft; the joint of the axis rotating shaft and the fixed seat is of a waist-shaped shaft structure; the fixing seat is provided with a waist-shaped hole matched with the axis rotating shaft.
As a preferred scheme of the present invention, the torque force synchronizing assembly includes a synchronizing connector, a synchronizing shaft, a synchronizing gear and a transmission gear; the two synchronous rotating shafts are symmetrically arranged on two sides of the torsion synchronous assembly; the two synchronous rotating shafts are respectively positioned on the axes of the two slide rails, and one end of the synchronous connecting piece is sleeved on the synchronous rotating shafts and rotates synchronously with the synchronous rotating shafts; the other ends of the two synchronous connecting pieces are respectively fixed with the first torsion slide block and the second torsion slide block; a synchronous gear is sleeved on the synchronous rotating shaft and rotates synchronously with the synchronous rotating shaft; two transmission gears are arranged between the two synchronous gears, and the synchronous gear, the transmission gear, the other transmission gear and the other synchronous gear are sequentially meshed and connected to synchronously rotate.
As a preferred scheme of the present invention, a rotation positioning hole is arranged on the torsion chute seat; the synchronous rotating shaft is movably inserted in the rotating positioning hole.
As a preferred scheme of the present invention, the torsion synchronization assembly includes a disc spring, a concave-convex wheel and a concave-convex connection piece; the concave-convex connecting sheet is sleeved on the two synchronous rotating shafts; each synchronous rotating shaft is sleeved with the disc spring and the concave-convex wheel; the concave-convex wheel is in mutual contact with the concave-convex connecting sheet, and the contact end surfaces of the concave-convex wheel and the concave-convex connecting sheet are provided with arc-shaped convex parts and arc-shaped grooves which are matched with each other; the disc spring enables elastic pressure to be formed between the contact end faces of the concave cam and the concave-convex connecting sheet.
As a preferred scheme of the invention, the folding rotating shaft mechanism is also provided with a limiting supporting shaft; the limiting support shaft is of a hollow semicircular shaft-shaped structure; the limiting support shaft is fixed with the torsion chute seat.
As a preferable scheme of the present invention, the dual-screen folding hinge is applied to an intelligent terminal with a flexible folding screen or a dual-screen intelligent terminal.
A double-screen intelligent terminal adopts the double-screen folding hinge, and comprises a base, a first display screen and a second display screen; the folding rotating shaft mechanism is arranged between the base and the first display screen; the single-shaft mechanism is installed between the first display screen and the second display screen.
As a preferable improvement of the above dual-screen intelligent terminal, the base is a keyboard.
As a preferable improvement of the dual-screen intelligent terminal, the rotation range of the second display screen relative to the first display screen is 0-180 degrees; when the rotation angle between the first display screen and the second display screen is 0 degree or 180 degrees, no deflection exists between the waist-shaped shaft structure of the shaft center rotating shaft and the waist-shaped hole of the fixed seat.
As a preferred improvement of the above dual-screen intelligent terminal, the starting torque of the opening or closing of the second display screen is greater than the rotating torque of the folding rotating shaft mechanism.
Through the technical scheme, the technical scheme of the invention has the beneficial effects that: the double-screen folding hinge disclosed by the invention can be applied to an up-and-down expansion type double-screen intelligent terminal, is simple and reasonable in structure, good in convenience, good in opening and closing torque stability, good in cooperativity of the first display screen and the second display screen, not easy to cause screen damage and good in using effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a dual-screen intelligent terminal of the present invention.
Fig. 2 is a schematic view of an installation structure of the double-screen folding hinge of the present invention.
Fig. 3 and fig. 4 are schematic structural diagrams of the active torsion assembly according to the present invention from different viewing angles.
Fig. 5 is a schematic structural view of the torsion runner base of the present invention.
Fig. 6 is a schematic structural diagram of a second torsion slider according to the present invention.
Fig. 7 and 8 are schematic structural views of the single-shaft mechanism of the present invention.
The corresponding part names indicated by the numbers and letters in the drawings:
1. base 2, first display screen 3, second display screen
4. Folding rotating shaft mechanism 5, single shaft mechanism 6, limiting support shaft
7. Torsion sliding groove seat 8, first torsion sliding block 9 and second torsion sliding block
10. Synchronous connecting piece 11, synchronous rotating shaft 12 and synchronous gear
13. The transmission gear 14 rotates the support 15 and is fixed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Examples
With reference to fig. 1 to 8, the invention discloses a double-screen folding hinge for an up-and-down-opening double-screen intelligent terminal. The invention comprises a folding spindle mechanism 4 and a single-spindle mechanism 5. The folding hinge mechanism 4 has excellent torsional stability. The folding spindle mechanism 4 includes an active torsion component and a torsion synchronization component. The active torsion assembly comprises a torsion chute seat 7, a first torsion slide 8 and a second torsion slide 9. Two semicircular chutes are arranged on the torsion chute seat 7; and a convex arc-shaped sliding rail is arranged on the side wall of the sliding groove. The first torsion slide block 8 and the second torsion slide block 9 are respectively arranged in the two sliding grooves. The first torsion slide block 8 and the second torsion slide block 9 are movably clamped on the slide rail and move along the slide rail. The side wall of the chute is in interference fit with the first torsion slider 8 and the second torsion slider 9. Preferably, the machining precision of the torsion runner base 7, the first torsion slider 8 and the second torsion slider 9 is 0.01 mm.
The torsion synchronous assembly is respectively connected with the first torsion slide block 8 and the second torsion slide block 9, so that the first torsion slide block 8 and the second torsion slide block 9 rotate synchronously. Specifically, the torsion synchronization assembly comprises a synchronization connector 10, a synchronization rotating shaft 11, a synchronization gear 12 and a transmission gear 13. Two synchronous rotating shafts 11 are symmetrically arranged at two sides of the torsion synchronous component. The two synchronous rotating shafts 11 are respectively located on the axle centers of the two slide rails, and one end of the synchronous connecting piece 10 is sleeved on the synchronous rotating shafts 11 and rotates synchronously with the synchronous rotating shafts 11. The other ends of the two synchronous connecting pieces 10 are respectively fixed with the first torsion slide block 8 and the second torsion slide block 9. The synchronous rotating shaft 11 is sleeved with a synchronous gear 12, and the synchronous gear 12 and the synchronous rotating shaft 11 rotate synchronously. Two transmission gears 13 are arranged between the two synchronous gears 12, and one synchronous gear 12, one transmission gear 13, the other transmission gear 13 and the other synchronous gear 12 are sequentially meshed and connected to synchronously rotate.
In order to improve the stability of connection and rotation, a rotation positioning hole is arranged on the torsion chute seat 7; the synchronous rotating shaft 11 is movably inserted in the rotating positioning hole.
In order to be able to freely define the rotation angle of the torsional synchronizing assembly, the torsional synchronizing assembly includes a disc spring, a concave-convex cam and a concave-convex connecting piece. The concave-convex connecting sheet is sleeved on the two synchronous rotating shafts 11. Each synchronous rotating shaft 11 is sleeved with a disc spring and a concave-convex wheel. The concave-convex wheel is in mutual contact with the concave-convex connecting sheet, and the arc-shaped convex part and the arc-shaped groove which are matched with each other are arranged on the contact end surface of the concave-convex wheel and the concave-convex connecting sheet. The disc spring makes the contact end face of the concave-convex cam and the concave-convex connecting sheet have elastic pressure. A limiting support shaft 6 is arranged on the folding rotating shaft mechanism 4; the limiting support shaft 6 is of a hollow semicircular shaft-shaped structure; the limiting supporting shaft 6 is fixed with the torsion chute seat 7.
The single-shaft mechanism 5 comprises a shaft center rotating shaft, a rotating bracket 14 and a fixed seat 15. The rotating bracket 14 is sleeved on the axis rotating shaft and rotates synchronously with the axis rotating shaft. The fixing seat 15 is movably sleeved on the axis rotating shaft and rotates relative to the axis rotating shaft. The joint of the axis rotating shaft and the fixed seat 15 is arranged to be a waist-shaped shaft structure; the fixed seat 15 is provided with a waist-shaped hole matched with the axis rotating shaft. The single-shaft mechanism 5 has a larger rotation opening pressure due to the arrangement of the shaft center rotating shaft and the fixed seat 15, so that the shaft center rotating shaft and the fixed seat 15 deflect.
A double-screen intelligent terminal adopts the double-screen folding hinge, and comprises a base 1, a first display screen 2 and a second display screen 3; the folding rotating shaft mechanism 4 is arranged between the base 1 and the first display screen 2; the single-axis mechanism 5 is installed between the first display screen 2 and the second display screen 3. Preferably, the base 1 is a keyboard.
In order to ensure that the first display screen 2 and the second display screen 3 have good action harmony and avoid the screens from being damaged, the rotation range of the second display screen 3 relative to the first display screen 2 is 0-180 degrees; when the rotation angle between the first display screen 2 and the second display screen 3 is 0 degree or 180 degrees, no deflection exists between the waist-shaped shaft structure of the shaft center rotating shaft and the waist-shaped hole of the fixed seat 15. Preferably, the starting torque force for opening or closing the second display 3 is greater than the rotating torque force of the folding spindle mechanism 4.
Through the specific embodiment, the beneficial effects of the invention are as follows: the double-screen folding hinge disclosed by the invention can be applied to an up-and-down expansion type double-screen intelligent terminal, is simple and reasonable in structure, good in convenience and good in opening and closing torque stability, the first display screen 2 and the second display screen 3 are good in cooperativity, the screen is not easy to be damaged, and the using effect is good.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A double-screen folding hinge is characterized by comprising
A folding rotating shaft mechanism; the folding rotating shaft mechanism comprises an active torsion component and a torsion synchronous component; the active torsion assembly comprises a torsion chute seat, a first torsion slide block and a second torsion slide block; the torsion chute seat is provided with two semicircular chutes; a convex arc-shaped sliding rail is arranged on the side wall of the sliding chute; the first torsion slide block and the second torsion slide block are respectively arranged in the two sliding grooves; the first torsion sliding block and the second torsion sliding block are movably clamped on the sliding rail and move along the sliding rail; the side wall of the sliding groove is in interference fit with the first torsion slide block and the second torsion slide block; the torsion synchronous assembly is respectively connected with the first torsion sliding block and the second torsion sliding block, so that the first torsion sliding block and the second torsion sliding block rotate synchronously;
and a single axis mechanism; the single-shaft mechanism comprises a shaft center rotating shaft, a rotating bracket and a fixed seat; the rotating bracket is sleeved on the axis rotating shaft and rotates synchronously with the axis rotating shaft; the fixed seat is movably sleeved on the axis rotating shaft and rotates relative to the axis rotating shaft; the joint of the axis rotating shaft and the fixed seat is of a waist-shaped shaft structure; the fixing seat is provided with a waist-shaped hole matched with the axis rotating shaft.
2. The dual screen folding hinge of claim 1, wherein the torsional synchronizing assembly includes a synchronizing connector, a synchronizing shaft, a synchronizing gear and a transmission gear; the two synchronous rotating shafts are symmetrically arranged on two sides of the torsion synchronous assembly; the two synchronous rotating shafts are respectively positioned on the axes of the two slide rails, and one end of the synchronous connecting piece is sleeved on the synchronous rotating shafts and rotates synchronously with the synchronous rotating shafts; the other ends of the two synchronous connecting pieces are respectively fixed with the first torsion slide block and the second torsion slide block; a synchronous gear is sleeved on the synchronous rotating shaft and rotates synchronously with the synchronous rotating shaft; two transmission gears are arranged between the two synchronous gears, and the synchronous gear, the transmission gear, the other transmission gear and the other synchronous gear are sequentially meshed and connected to synchronously rotate.
3. The dual-screen folding hinge of claim 2, wherein a rotational positioning hole is provided on the torsion runner base; the synchronous rotating shaft is movably inserted in the rotating positioning hole.
4. The dual screen folding hinge of claim 3, wherein the torsional synchronizing assembly includes a disc spring, a concave cam and a convex-concave connecting piece; the concave-convex connecting sheet is sleeved on the two synchronous rotating shafts; each synchronous rotating shaft is sleeved with the disc spring and the concave-convex wheel; the concave-convex wheel is in mutual contact with the concave-convex connecting sheet, and the contact end surfaces of the concave-convex wheel and the concave-convex connecting sheet are provided with arc-shaped convex parts and arc-shaped grooves which are matched with each other; the disc spring enables elastic pressure to be formed between the contact end faces of the concave cam and the concave-convex connecting sheet.
5. The dual-screen folding hinge of claim 4, wherein the folding rotating shaft mechanism is further provided with a limiting supporting shaft; the limiting support shaft is of a hollow semicircular shaft-shaped structure; the limiting support shaft is fixed with the torsion chute seat.
6. The dual-screen folding hinge according to claim 5, wherein the dual-screen folding hinge is applied to a smart terminal with a flexible folding screen or a dual-screen smart terminal.
7. A double-screen intelligent terminal is characterized in that the double-screen folding hinge of any one of claims 1 to 6 is adopted, and the double-screen intelligent terminal comprises a base, a first display screen and a second display screen; the folding rotating shaft mechanism is arranged between the base and the first display screen; the single-shaft mechanism is installed between the first display screen and the second display screen.
8. The dual screen folding hinge of claim 7, wherein the base is a keyboard.
9. The dual screen folding hinge of claim 8, wherein the second display screen is rotated in a range of 0 ° -180 ° relative to the first display screen; when the rotation angle between the first display screen and the second display screen is 0 degree or 180 degrees, no deflection exists between the waist-shaped shaft structure of the shaft center rotating shaft and the waist-shaped hole of the fixed seat.
10. The dual-screen folding hinge of claim 9, wherein the starting torque of the second display screen opening or closing is greater than the rotation torque of the folding spindle mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110190371.0A CN112817377A (en) | 2021-02-18 | 2021-02-18 | Double-screen folding hinge and double-screen intelligent terminal thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110190371.0A CN112817377A (en) | 2021-02-18 | 2021-02-18 | Double-screen folding hinge and double-screen intelligent terminal thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112817377A true CN112817377A (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110190371.0A Pending CN112817377A (en) | 2021-02-18 | 2021-02-18 | Double-screen folding hinge and double-screen intelligent terminal thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN112817377A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113606444A (en) * | 2021-08-10 | 2021-11-05 | 中南林业科技大学 | Multimedia screen exhibition device based on somatosensory interaction |
| WO2022247310A1 (en) * | 2021-05-27 | 2022-12-01 | 荣耀终端有限公司 | Rotating mechanism, support apparatus and electronic device |
| CN115823103A (en) * | 2022-11-01 | 2023-03-21 | 东莞市劲丰电子有限公司 | Triangular inward folding hinge for crease-free folding of flexible screen folding mobile phone |
| WO2024124857A1 (en) * | 2022-12-13 | 2024-06-20 | 武汉华星光电半导体显示技术有限公司 | Display panel and electronic device |
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| CN210244216U (en) * | 2019-09-23 | 2020-04-03 | 山东超越数控电子股份有限公司 | For military use portable computer double screen rotary device |
| CN111692197A (en) * | 2019-03-12 | 2020-09-22 | 仁宝电脑工业股份有限公司 | Double-shaft hinge module and portable electronic device |
| CN111720427A (en) * | 2020-07-26 | 2020-09-29 | 昆山玮硕恒基智能科技股份有限公司 | Double-screen pivot device |
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2021
- 2021-02-18 CN CN202110190371.0A patent/CN112817377A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692197A (en) * | 2019-03-12 | 2020-09-22 | 仁宝电脑工业股份有限公司 | Double-shaft hinge module and portable electronic device |
| CN210244216U (en) * | 2019-09-23 | 2020-04-03 | 山东超越数控电子股份有限公司 | For military use portable computer double screen rotary device |
| CN111720427A (en) * | 2020-07-26 | 2020-09-29 | 昆山玮硕恒基智能科技股份有限公司 | Double-screen pivot device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022247310A1 (en) * | 2021-05-27 | 2022-12-01 | 荣耀终端有限公司 | Rotating mechanism, support apparatus and electronic device |
| CN113606444A (en) * | 2021-08-10 | 2021-11-05 | 中南林业科技大学 | Multimedia screen exhibition device based on somatosensory interaction |
| CN113606444B (en) * | 2021-08-10 | 2022-10-11 | 中南林业科技大学 | Multimedia screen exhibition device based on somatosensory interaction |
| CN115823103A (en) * | 2022-11-01 | 2023-03-21 | 东莞市劲丰电子有限公司 | Triangular inward folding hinge for crease-free folding of flexible screen folding mobile phone |
| CN115823103B (en) * | 2022-11-01 | 2023-11-03 | 东莞市劲丰电子有限公司 | Triangle inward folding hinge for folding mobile phone with flexible screen and without crease |
| WO2024124857A1 (en) * | 2022-12-13 | 2024-06-20 | 武汉华星光电半导体显示技术有限公司 | Display panel and electronic device |
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