CN112612324B - Angle adjusting assembly and electronic equipment - Google Patents
Angle adjusting assembly and electronic equipment Download PDFInfo
- Publication number
- CN112612324B CN112612324B CN202011600100.XA CN202011600100A CN112612324B CN 112612324 B CN112612324 B CN 112612324B CN 202011600100 A CN202011600100 A CN 202011600100A CN 112612324 B CN112612324 B CN 112612324B
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- connecting rod
- mounting plate
- groove
- clamping piece
- bottom plate
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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
- G06F1/1675—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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- 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
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1616—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
- G06F1/162—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position changing, e.g. reversing, the face orientation of the screen with a two degrees of freedom mechanism, e.g. for folding into tablet PC like position or orienting towards the direction opposite to the user to show to a second user
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- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Casings For Electric Apparatus (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The embodiment of the invention discloses an angle adjusting assembly and electronic equipment, which are used for solving the technical problem that a display end of an existing notebook computer cannot rotate 360 degrees relative to an operation end. The rotary mounting plate in the embodiment of the invention is rotationally connected with the bottom plate through the hinge module; sliding grooves are formed in the two opposite sides of the bottom plate, and the hinge modules are arranged in the sliding grooves in a sliding mode; a first elastic clamping piece is arranged on a first connecting rod in the hinge module, a second elastic clamping piece is arranged on a second connecting rod, and a clamping hole communicated with the inside of the sliding groove is formed in the groove wall at the end part of the sliding groove; when the first elastic clamping piece moves to the position of the first clamping hole, the first elastic clamping piece is clamped in the clamping hole, and the first connecting rod and the second connecting rod are clamped in the sliding groove; when the second elastic clamping piece moves to the position of the second clamping hole, the second elastic clamping piece is clamped in the clamping hole, the second connecting rod is clamped in the sliding groove, and the first connecting rod can rotate relative to the second connecting rod.
Description
Technical Field
The invention relates to the technical field of notebook rotating assemblies, in particular to an angle adjusting assembly and electronic equipment.
Background
A notebook computer is a small-sized personal computer which can be conveniently carried. The main difference between the notebook computer and the desktop computer is its portability, and the notebook computer has a similar structure as the desktop computer, but the notebook computer has a small size, a light weight, and a convenient carrying.
Although the display screen in the existing notebook computer can relatively rotate with the system end, the rotating angle is limited, and the requirement of a user for adjusting more angles cannot be met, for example, the user wants to rotate the display screen 360 degrees relative to the system end to change the display screen into a mode similar to a tablet computer, and the existing notebook computer angle adjusting component cannot be realized.
Therefore, in order to solve the above-mentioned technical problems, it is an important issue to find an angle adjustment assembly with a larger angle adjustment range.
Disclosure of Invention
The embodiment of the invention discloses an angle adjusting assembly and electronic equipment, which are used for solving the technical problem that a display end of an existing notebook computer cannot rotate 360 degrees relative to an operation end.
An embodiment of the present invention provides an angle adjustment assembly, including:
the hinge module comprises a bottom plate, a hinge module and a rotary mounting plate;
the rotary mounting plate is rotatably connected with the bottom plate through the hinge module;
sliding grooves are formed in the two opposite sides of the bottom plate, and the hinge module is arranged in the sliding grooves in a sliding mode;
the hinge module comprises a first connecting rod and a second connecting rod which are hinged with each other, the rotary mounting plate is hinged with the first connecting rod, a first elastic clamping piece is arranged on the first connecting rod, a second elastic clamping piece is arranged on the second connecting rod, and a clamping hole communicated with the inside of the sliding groove is formed in the groove wall of the end part of the sliding groove;
when the first elastic clamping piece moves to the position corresponding to the clamping hole, the first elastic clamping piece is clamped in the clamping hole, and the first connecting rod and the second connecting rod are clamped in the sliding groove;
when the second elastic clamping piece moves to the position corresponding to the clamping hole, the second elastic clamping piece is clamped in the clamping hole, the second connecting rod is clamped in the sliding groove, and the first connecting rod can rotate relative to the second connecting rod.
Optionally, the first elastic engaging member is a spring pin protruding from the first connecting rod;
the second elastic clamping piece is a spring pin protruding out of the second connecting rod.
Optionally, a receiving groove is formed in the back surface of the mounting panel, and a support rod is rotatably connected in the receiving groove;
the bottom plate is provided with a plurality of clamping grooves matched with the supporting rods, and the plurality of clamping grooves extend along the length direction of the sliding groove.
Optionally, the bottom of accomodating the groove is provided with the axis of rotation, the first end of bracing piece with the axis of rotation is rotated and is connected, the second end of bracing piece be used for with draw-in groove looks block.
Optionally, the two side groove walls of the accommodating groove are provided with silica gel clamping blocks;
the bracing piece is located when accomodating the inslot, the silica gel fixture block is right the bracing piece carries out the chucking.
Optionally, the number of the accommodating grooves is two;
the supporting rods are rotatably connected in each accommodating groove.
Optionally, two ends of the bottom edge of the rotating mounting plate are provided with rotating shafts;
the rotary mounting plate is hinged to the first connecting rod through the rotary shaft.
An embodiment of the present invention provides an electronic device, including:
a screen end module, a system end module and the angle adjusting component;
the screen end module is arranged on the rotary mounting plate;
the system end module is mounted on the base plate.
According to the technical scheme, the embodiment of the invention has the following advantages:
in this embodiment, when the hinge module moves in the sliding slot, because the first connecting rod and the second connecting rod are limited by the space of the sliding slot, the first connecting rod and the second connecting rod cannot rotate, and the rotating mounting plate can rotate relative to the first connecting rod, so as to adjust the rotating angle between the rotating mounting plate and the bottom plate, at this time, the first elastic engaging member and the second elastic engaging member are in a state of being compressed by the inner wall of the sliding slot, when the first elastic engaging member on the first connecting rod moves to the position of the clamping hole, the first connecting rod and the second connecting rod are limited in the sliding slot, only the rotating mounting plate can rotate relative to the first connecting rod, when the second elastic engaging member on the second connecting rod moves to the position of the clamping hole, the second connecting rod is limited in the sliding slot, the first connecting rod is separated from the sliding slot, and the first connecting rod can rotate relative to the second connecting rod, therefore, when the second elastic engaging member is clamped in the clamping hole, the rotating mounting plate can rotate 360 degrees relative to the bottom plate, thereby satisfying more angle adjustment requirements of a user, and being more convenient for the user to use.
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, and 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 these drawings without inventive exercise.
FIG. 1 is a schematic view illustrating a state of an angle adjustment assembly when a first resilient engaging member is engaged with a first engaging hole;
FIG. 2 is a diagram illustrating a relationship between a first resilient engaging member and a first engaging hole of an angle adjusting assembly according to the present invention;
FIG. 3 is a view of another perspective matching relationship of the first resilient engaging member and the engaging hole of the angle adjustment assembly according to the present invention;
FIG. 4 is a schematic view of a position of a locking hole in an angle adjustment assembly according to the present invention;
FIG. 5 is a diagram of a matching relationship of the supporting rods in the angle adjusting assembly of the present invention when the supporting rods are located in the receiving slots;
FIG. 6 is a schematic view illustrating a state of the angle adjustment assembly when the second resilient engaging member is engaged with the engaging hole;
FIG. 7 is a diagram illustrating a relationship between a second resilient engaging member and a hole of an angle adjusting assembly according to the present invention;
FIG. 8 is a view illustrating another perspective matching relationship of the second resilient engaging member and the engaging hole of the angle adjustment assembly according to the present invention;
FIG. 9 is a schematic structural diagram of a slot in an angle adjustment assembly according to the present invention;
fig. 10 is an enlarged view of the structure of the angle adjusting assembly according to the present invention, wherein the supporting rod is inserted into the receiving groove;
FIG. 11 is a schematic view of a rotary mounting plate of an angle adjustment assembly of the present invention moving to a position along a sliding slot via a hinge module;
fig. 12 is a schematic view of the structure of the supporting rod in the angle adjusting assembly rotating out of the receiving slot and engaging with the engaging slot to support the rotating mounting plate according to the present invention;
FIG. 13 is a sectional view of the first resilient engaging member engaging with the engaging hole of the angle adjustment assembly according to the present invention;
FIG. 14 is a sectional view of the second resilient engaging member engaging with the engaging hole of the angle adjustment assembly according to the present invention;
illustration of the drawings: rotating the mounting plate 1; a base plate 2; a card slot 201; a slide groove 3; a card hole 301; a hinge module 4; a first link 401; a second link 402; a first resilient engagement member 4011; a second resilient engagement member 4021; a housing groove 5; a silica gel fixture block 501; a rotating shaft 502; and a support bar 6.
Detailed Description
The embodiment of the invention discloses an angle adjusting assembly and electronic equipment, which are used for solving the technical problem that a display end of an existing notebook computer cannot rotate 360 degrees relative to an operation end.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
Example one
Referring to fig. 1 to 14, the present embodiment provides an angle adjustment assembly, including:
the hinge module comprises a bottom plate 2, a hinge module 4 and a rotary mounting plate 1;
the rotary mounting plate 1 is rotatably connected with the bottom plate 2 through the hinge module 4;
sliding grooves 3 are formed in two opposite sides of the bottom plate 2, and the hinge modules 4 are arranged in the sliding grooves 3 in a sliding mode;
When the hinge module 4 is located in the sliding groove 3, the first elastic engaging piece 4011 and the second elastic engaging piece 4021 are not able to relatively rotate due to the influence of the internal space of the sliding groove 3;
when the first elastic engaging member 4011 moves to a position corresponding to the engaging hole 301, the first elastic engaging member 4011 engages with the engaging hole 301, the first link 401 and the second link 402 are engaged with the sliding groove 3, and at this time, the rotation mounting plate 1 can rotate relative to the first link 401;
when the second elastic engaging member 4021 moves to the position of the engaging hole 301, the second elastic engaging member 4021 engages with the engaging hole 301, the second link 402 is engaged with the sliding groove 3, the first link 401 is located outside the sliding groove 3, the first link 401 can rotate relative to the second link 402, and the rotation mounting plate 1 can rotate relative to the first link 401.
In this embodiment, when the hinge module 4 moves in the sliding slot 3, because the first connecting rod 401 and the second connecting rod 402 are limited by the space of the sliding slot 3, the first connecting rod 401 and the second connecting rod 402 cannot rotate, and the rotating mounting plate 1 can rotate relative to the first connecting rod 401, so as to adjust the rotating angle between the rotating mounting plate and the bottom plate 2, at this time, the first elastic engaging piece 4011 and the second elastic engaging piece 4021 are in a state of being compressed by the inner wall of the sliding slot 3; when the first elastic engaging piece 4011 on the first link 401 moves to the position of the engaging hole 301, the first link 401 and the second link 402 are restricted in the sliding groove 3, and only the rotation mounting plate 1 can rotate relative to the first link 401; when the second elastic engaging member 4021 on the second connecting rod 402 moves to the position of the engaging hole 301, the second connecting rod 402 is limited in the sliding groove 3, the first connecting rod 401 is separated from the sliding groove 3, and the first connecting rod 401 can rotate relative to the second connecting rod 402, so that when the second elastic engaging member 4021 is engaged with the engaging hole 301, the rotation mounting plate 1 can rotate 360 degrees relative to the bottom plate 2, thereby meeting more angle adjustment requirements of a user and being more convenient for the user to use.
Further, the first elastic engaging member 4011 is a spring pin protruding from the first connecting rod 401;
the second elastic engaging member 4021 is a spring pin protruding from the second connecting rod 402.
It should be noted that the first elastic engaging member 4011 and the second elastic engaging member 4021 may be selected as a spring pin, specifically, when the spring pin is stressed, the spring pin is in a compressed state, and when the external force applied to the spring pin disappears, a pin portion in the spring pin is ejected under the driving of its own spring. When the hinge module 4 is located in the sliding slot 3, the first resilient engaging member 4011 and the second resilient engaging member 4021 are pressed by the inner sidewall of the sliding slot 3, and both are in a compressed state, when the first resilient engaging member 4011 moves to the position of the engaging hole 301, the first resilient engaging member 4021 is ejected and engaged in the engaging hole 301 due to no pressure, and similarly, when the second resilient engaging member 4021 moves to the position of the engaging hole 301, the second resilient engaging member 4022 is ejected and engaged in the engaging hole 301 due to no pressure.
Furthermore, a receiving groove 5 is formed in the back of the rotary mounting plate 1, and a support rod 6 is rotatably connected in the receiving groove 5;
a plurality of clamping grooves 201 matched with the supporting rods 6 are formed in the bottom plate 2, the plurality of clamping grooves 201 extend along the length direction of the sliding groove 3, and a certain distance is reserved between every two clamping grooves 201;
when the rotary mounting plate 1 rotates for a preset angle relative to the bottom plate 2, the support rod 6 can rotate out of the accommodating groove 5 and is clamped with the clamping groove 201.
It should be noted that, when the hinge module 4 is located in the sliding groove 3, and the first elastic engaging member 4011 and the second elastic engaging member 4021 are not engaged with the engaging hole 301, when the rotation mounting plate 1 rotates for a predetermined angle with respect to the bottom plate 2 (the first connecting rod 401), the user can rotate the supporting rod 6 at the back of the rotation mounting plate 1, and the supporting rod 6 is engaged with the engaging groove 201 on the bottom plate 2, through the above design, when the rotation mounting plate 1 rotates for the predetermined angle with respect to the bottom plate 2, the supporting rod 6 can effectively support the rotation mounting plate 1, and it is avoided that the rotation mounting plate 1 changes its predetermined rotation angle due to insufficient supporting force when the user touches the rotation mounting plate 1.
Further, the bottom end of the accommodating groove 5 is provided with a rotating shaft 502, the first end of the supporting rod 6 is rotatably connected with the rotating shaft 502, and the second end of the supporting rod 6 is used for being clamped with the clamping groove 201.
Further, the two side walls of the accommodating groove 5 are provided with silica gel fixture blocks 501;
when the support rod 6 is located in the accommodating groove 5, the silica gel fixture block 501 is right for clamping the support rod 6.
It should be noted that, with the above-described design, the support rod 6 is prevented from being thrown out of the accommodating groove 5 when the rotation mounting plate 1 rotates.
Further, the number of the storage grooves 5 is two, specifically, the two storage grooves 5 are arranged in parallel, and a certain distance is formed between the two storage grooves;
each accommodating groove 5 is rotatably connected with the supporting rod 6.
Further, two ends of the bottom edge of the rotary mounting plate 1 are provided with rotary shafts;
the rotation mounting plate 1 is hinged to the first link 401 by being connected to the rotation shaft.
Example two
Referring to fig. 1 to 14, the present embodiment provides an electronic apparatus, including a screen module, a system module, and an angle adjustment assembly according to the first embodiment;
the screen end module is arranged on the rotary mounting plate 1;
the system end module is mounted on the base plate 2.
Specifically, the rotary mounting plate 1 is used for mounting a screen, and the base plate 2 is used for mounting a keyboard, a touch area, a main board, and the like.
Further, the electronic device may be a notebook computer.
The working principle of the present embodiment will be further described below by taking a notebook computer as an example, specifically as follows:
referring to fig. 1 to 14, when the notebook computer is in an initial state (not used by a user), the rotation mounting plate 1 and the bottom plate 2 are mutually covered, specifically, the display surface of the screen is upward;
as shown in fig. 11 and 12, when the user needs to use the notebook computer, the user can make the rotation mounting plate 1 slide back and forth on the bottom plate 2 through the hinge module 4, after reaching the target position, the user can rotate the rotation mounting plate 1 to the desired operation angle for the first connecting rod 401, then the supporting rod 6 in the accommodating groove 5 is rotated out, and the supporting rod 6 is clamped into the clamping groove 201 for fixing, so that the supporting rod 6 supports the rotation mounting plate 1, at this time, the user can obtain a stable angle for operating the screen.
As shown in fig. 1 to 3 and 13, when the user moves the hinge module 4 to the first resilient engaging member 4011 to engage with the engaging hole 301, the notebook computer is in a state of a conventional notebook computer, and the user can rotate the rotation mounting plate 1 relative to the base plate 2. When the hinge module 4 needs to be moved in the sliding slot 3 again, the user can press the first elastic engaging member 4011 to disengage the first elastic member from the engaging hole 301, and then the hinge module 4 can be moved in the sliding slot 3 again.
As shown in fig. 6 to 8 and 14, when the user moves the hinge module 4 to the second elastic engaging member 4021 to engage with the engaging hole 301, the first connecting rod 401 is exposed out of the sliding slot 3, the first connecting rod 401 can rotate relative to the second connecting rod 402, and at this time, the rotational mounting plate 1 and the bottom plate 2 can realize the maximum angle adjustment (i.e., the angle adjustment from 0 ° to 360 °), and the user can rotate the rotational mounting plate 1 relative to the bottom plate 2 by 360 °, so that the rotational mounting plate 1 and the bottom plate 2 are overlapped with each other, thereby making the notebook computer become a portable tablet computer. When it is necessary to make the hinge module 4 move in the sliding slot 3 again, the user can press the second elastic latch 4021, so that the second elastic latch 4021 is disengaged from the latch hole 301, and then the hinge module 4 can move in the sliding slot 3 again.
While the angle adjustment assembly and the electronic device provided by the present invention have been described in detail, those skilled in the art will appreciate that the various embodiments and applications of the invention are possible without departing from the spirit and scope of the invention.
Claims (8)
1. An angle adjusting assembly is characterized by comprising a bottom plate, a hinge module and a rotary mounting plate;
the rotary mounting plate is rotatably connected with the bottom plate through the hinge module;
sliding grooves are formed in the two opposite sides of the bottom plate, and the hinge module is arranged in the sliding grooves in a sliding mode;
the hinge module comprises a first connecting rod and a second connecting rod which are hinged with each other, the rotary mounting plate is hinged with the first connecting rod, a first elastic clamping piece is arranged on the first connecting rod, a second elastic clamping piece is arranged on the second connecting rod, and a clamping hole communicated with the inside of the sliding groove is formed in the groove wall of the end part of the sliding groove;
when the first elastic clamping piece moves to the position of the clamping hole, the first elastic clamping piece is clamped in the clamping hole, and the first connecting rod and the second connecting rod are clamped in the sliding groove;
when the second elastic clamping piece moves to the position of the clamping hole, the second elastic clamping piece is clamped in the clamping hole, the second connecting rod is clamped in the sliding groove, and the first connecting rod can rotate relative to the second connecting rod so that the rotary mounting plate can rotate 360 degrees relative to the bottom plate.
2. The angular adjustment assembly of claim 1, wherein the first resilient engagement member is a spring pin protruding from the first link;
the second elastic clamping piece is a spring pin protruding out of the second connecting rod.
3. The angle adjustment assembly of claim 1, wherein a receiving groove is formed in a back surface of the rotary mounting plate, and a support rod is rotatably connected in the receiving groove;
the bottom plate is provided with a plurality of clamping grooves matched with the supporting rods, and the plurality of clamping grooves extend along the length direction of the sliding groove.
4. The angle adjustment assembly of claim 3, wherein a rotation shaft is disposed at a bottom end of the receiving groove, a first end of the support rod is rotatably connected to the rotation shaft, and a second end of the support rod is engaged with the engaging groove.
5. The angle adjustment assembly of claim 3, wherein the two side walls of the receiving groove are provided with silica gel blocks;
when the supporting rod is located in the accommodating groove, the silica gel clamping block clamps the supporting rod.
6. The angle adjustment assembly of claim 3, wherein the number of the receiving grooves is two;
each accommodating groove is connected with the supporting rod in a rotating mode.
7. The angle adjustment assembly of claim 1, wherein a rotation shaft is provided at both ends of a bottom edge of the rotation mounting plate;
the rotary mounting plate is hinged to the first connecting rod through the rotary shaft.
8. An electronic device, comprising a screen end module, a system end module and the angle adjusting assembly of any one of claims 1 to 7;
the screen end module is arranged on the rotary mounting plate;
the system end module is mounted on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011600100.XA CN112612324B (en) | 2020-12-29 | 2020-12-29 | Angle adjusting assembly and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011600100.XA CN112612324B (en) | 2020-12-29 | 2020-12-29 | Angle adjusting assembly and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112612324A CN112612324A (en) | 2021-04-06 |
| CN112612324B true CN112612324B (en) | 2023-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011600100.XA Active CN112612324B (en) | 2020-12-29 | 2020-12-29 | Angle adjusting assembly and electronic equipment |
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| CN (1) | CN112612324B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101149981A (en) * | 2006-09-20 | 2008-03-26 | 南京Lg同创彩色显示系统有限责任公司 | Display hinge device |
| CN101534331A (en) * | 2008-03-13 | 2009-09-16 | 加藤电机株式会社 | Biaxial hinge device and electronic device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050155184A1 (en) * | 2004-01-16 | 2005-07-21 | Kayl Paul R. | Mobile computer hinge assembly |
| TW201336380A (en) * | 2012-02-17 | 2013-09-01 | Yuan Deng Metals Ind Co Ltd | Automatic closing device of a clamshell electronic product |
| CN106351941B (en) * | 2016-11-17 | 2024-02-27 | 合肥联宝信息技术有限公司 | Rotating shaft assembly and electronic equipment |
| CN108194496B (en) * | 2018-01-02 | 2021-04-13 | 联想(北京)有限公司 | Electronic equipment and hinge mechanism thereof |
-
2020
- 2020-12-29 CN CN202011600100.XA patent/CN112612324B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101149981A (en) * | 2006-09-20 | 2008-03-26 | 南京Lg同创彩色显示系统有限责任公司 | Display hinge device |
| CN101534331A (en) * | 2008-03-13 | 2009-09-16 | 加藤电机株式会社 | Biaxial hinge device and electronic device |
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| CN112612324A (en) | 2021-04-06 |
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