CN106594052A - Helical gear transmission type double-shaft linkage hinge apparatus - Google Patents
Helical gear transmission type double-shaft linkage hinge apparatus Download PDFInfo
- Publication number
- CN106594052A CN106594052A CN201510679432.4A CN201510679432A CN106594052A CN 106594052 A CN106594052 A CN 106594052A CN 201510679432 A CN201510679432 A CN 201510679432A CN 106594052 A CN106594052 A CN 106594052A
- Authority
- CN
- China
- Prior art keywords
- helical gear
- transmission
- connecting plate
- gear
- active
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 70
- 239000012634 fragment Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims 1
- 239000011159 matrix material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Abstract
The present invention discloses a helical gear transmission type double-shaft linkage hinge apparatus, which comprises two shaft cores, two position limiting connection plates, two active helical gears and a transmission helical gear, wherein the active helical gears are fixed on the shaft cores, the two position limiting connection plates are respectively arranged on the two shaft cores in a sleeved manner and are positioned on both sides of the two active helical gears, the transmission helical gear is arranged the receiving space enclosed by the two position limiting connection plates and the two active helical gears, both ends of the transmission helical gear are respectively engaged with the two active helical gears, both ends of the transmission helical gear are respectively provided with a boss, the one position limiting connection plate is provided with a position limiting groove and concave grooves corresponding to the bosses, the transmission helical gear is partially subjected to position limiting in the position limiting groove, and the boss is rotatably positioned in the concave groove. With the helical gear transmission type double-shaft linkage hinge apparatus of the present invention, the middle transmission helical gear can be effectively fixed so as to solve the problems of radial deviation and shaking, the gap during the rotation of the gear can be effectively reduced, and the empty stroke caused by the clearance fit between the transmission helical gear and the connection member can be reduced so as to smoothly run and provide good hand feeling.
Description
Technical field
The present invention relates to a kind of hinge means, is specifically related to a kind of Helical gear Transmission formula
Dual-spindle linked hinge means.
Background technology
Hinge means is also referred to as Damping rotation shaft, is a kind of company that can provide mutual rotation
Element is connect, is mainly used between the part of rotation and its matrix, at present, extensively should
In for various digital products and electronic equipment, such as notebook computer, by hinge
The rotation of device is capable of achieving the folding work(between the body of notebook computer and display screen
Energy.At present, it is another when conventional biaxial hinge device is typically a shaft core rotation
Individual shaft core blocking, two rotating shafts are that order opens closure, it is impossible to accomplish synchronization.Also have
Some biaxial hinge devices realize that Biaxial synchronous are rotated by gear drive, and its gear is passed
Dynamic structure is：Two active oblique gears are locked at respectively in a shaft core, middle transmission
Helical gear is spacing between two connecting plates by fixed block, connects two active helical teeth
Wheel, but there is radial deflection and rock in this gear transmission structure of the prior art
Technical problem, and centre transmission helical gear and connecting plate between fit clearance meeting
Caused idle stroke problem；Cannot meet operation it is more smooth, feel preferably needs.
The content of the invention
In order to solve above-mentioned technical problem, the present invention proposes that a kind of Helical gear Transmission formula is double
Axle Interlined hinge device, can effectively be fixed to intermediate transmission helical gear, be solved
Its radial deflection and the problem rocked, when can also effectively reduce pinion rotation between
Gap, reduces idle stroke caused by the fit clearance because being driven between helical gear and connector and asks
Topic so as to apply in 360 degree of foldings, operation is more smooth, and feel is more preferable.
The technical scheme is that what is be achieved in that：
A kind of Helical gear Transmission formula Dual-spindle linked hinge means, including two shaft cores and two
Individual spacing connecting plate, corresponds to each shaft core and is provided with an active oblique gear, the active
Helical gear is fixed in its corresponding shaft core, and two spacing connecting plates are sheathed on two
In the individual shaft core, and positioned at the both sides of two active oblique gears, two institutes are made
Shaft core spaced radial setpoint distance is stated, and can relative two spacing connecting plate circumferences
Freely rotate；A transmission helical gear is additionally provided with, the transmission helical gear is located at two institutes
State in the receiving space that spacing connecting plate and two active oblique gears are surrounded, it is described
Engage with two active oblique gears respectively at transmission helical gear two ends；The transmission is oblique
Gear two ends are provided with boss；One of them described spacing connecting plate is oblique towards the transmission
The side of gear is provided with the groove of stopper slot and the correspondence boss, the transmission helical teeth
Wheel part is limited in the stopper slot, and the boss is rotatably positioned at the groove
It is interior.
As a further improvement on the present invention, the active oblique gear be bevel gear, institute
State transmission helical gear two ends and be respectively bevel gear, the helical gear axis of the transmission and institute
The axis for stating active oblique gear is mutually perpendicular to.
As a further improvement on the present invention, the boss radial section is circle, institute
Groove radial section is stated for circular arc.
As a further improvement on the present invention, fixed connecting plate, the fixation are additionally provided with
Connecting plate is sheathed in two shaft cores, and enables the shaft core circumferential certainly with respect to it
By rotating.
As a further improvement on the present invention, one end of two shaft cores connected one
Fixed support, two shaft core other ends are locked by torsion part, institute
State fixed connecting plate and be located remotely from support bracket fastened one spacing connecting plate side, and institute
State fixed connecting plate and be separated by a pad with the spacing connecting plate.
As a further improvement on the present invention, the torsion part includes pad, some
Individual butterfly shell fragment and nut, arrange successively a spacing connecting plate, the master
Dynamic helical gear, another described spacing connecting plate, the pad, the fixation
Connecting plate, several described butterfly shell fragments and another described pad pass through the nut
Locking positioning is in its corresponding shaft core.
As a further improvement on the present invention, it is arranged with closure in two shaft cores
Cam, the closing cam is located between the fixed connecting plate and the butterfly shell fragment,
The closing cam face relative with the fixed connecting plate is provided with size and matches
Raised and groove.
The invention has the beneficial effects as follows：The present invention provides a kind of Helical gear Transmission formula twin shaft
Interlined hinge device, can be combined single two shaft cores by two spacing connecting plates
Together.In order to be able to make transmission helical gear preferably steady between two active oblique gears
It is fixed firmly boss to be set at transmission helical gear two ends, and arrange on a spacing connecting plate
The groove of the helical gear stopper slot of corresponding transmission and correspondence boss, so, will be spacing
Groove is placed in stopper slot, and boss is placed in groove, can be rotated transmission helical gear
It is positioned in the receiving space that two spacing connecting plates and two active oblique gears are surrounded,
The engaged transmission between two active oblique gears and transmission helical gear is realized, and then is realized
360 degree of twin shafts of biaxial hinge device freely link, to meet the products such as notebook not
Same deformation form, such as, synchronous backward is opened and closed.In said structure, pass
Dynamic helical gear is placed in stopper slot, and is fixed on spacing connection by the boss at its two ends
In the corresponding groove of plate, after loading onto active oblique gear, it can effectively be fixed,
It is not rocked not crooked, effectively to reduce gap during pinion rotation, reduce because passing
Idle stroke problem caused by fit clearance between dynamic helical gear and spacing connecting plate so as to
Apply in 360 degree of foldings such as notebook, operation is more smooth, and feel is more preferable.
Description of the drawings
Fig. 1 is decomposition texture schematic diagram of the present invention；
Fig. 2 is assembling structure schematic diagram of the present invention；
With reference to accompanying drawing, make the following instructions：
1 --- shaft core 2 --- spacing connecting plate
21 --- stopper slot 22 --- grooves
3 --- active oblique gears 4 --- are driven helical gear
41 --- boss 5 --- fixed connecting plates
6 --- fixed support 7 --- pads
8 --- butterfly shell fragment 9 --- nuts
10 --- closing cam
Specific embodiment
In order to be more clearly understood that the technology contents of the present invention, especially exemplified by following enforcement
Example is described in detail, and its purpose is only that and is best understood from present disclosure and unrestricted
The protection domain of invention.
As depicted in figs. 1 and 2, a kind of Helical gear Transmission formula Dual-spindle linked hinge means,
Including two shaft cores 1 and two spacing connecting plates 2, correspond to each shaft core and be provided with one
Active oblique gear 3, the active oblique gear is fixed in its corresponding shaft core, and two
Individual spacing connecting plate is sheathed in two shaft cores, and positioned at two actives
Helical gear both sides, make two shaft core spaced radial setpoint distances, and can be relative
Two spacing connecting plates are circumferentially freely rotated；A transmission helical gear 4 is additionally provided with,
The transmission helical gear is oblique located at two spacing connecting plates and two actives
In the receiving space that gear is surrounded, the transmission helical gear two ends respectively with described in two
Active oblique gear is engaged；The transmission helical gear two ends are provided with boss 41；Wherein one
The individual spacing connecting plate is provided with stopper slot 21 towards the helical gear side of the transmission
With the groove 22 of the correspondence boss, the transmission helical gear part is limited in described
In stopper slot, the boss is rotatably positioned in the groove.So, by two
Spacing connecting plate can combine single two shaft cores.In order to be able to make transmission oblique
Gear is preferably stabilized between two active oblique gears, at transmission helical gear two ends
Boss is set, and it is helical gear spacing that correspondence transmission is provided with a spacing connecting plate
The groove of groove and correspondence boss, so, stopper slot is placed in stopper slot, by boss
Be placed in groove, can transmission helical gear rotational positioning in two spacing connecting plates and
In the receiving space that two active oblique gears are surrounded, realize two active oblique gears and pass
Engaged transmission between dynamic helical gear, so realize 360 degree of biaxial hinge device it is double
Axle freely links, the deformation form different to meet the products such as notebook, such as, together
Step reverse opening and closure.In said structure, transmission helical gear is placed in stopper slot,
And be fixed in the corresponding groove of spacing connecting plate by the boss at its two ends, load onto master
After dynamic helical gear, it can effectively be fixed so as to do not rock not crooked, with
Gap during pinion rotation is effectively reduced, is reduced because being driven helical gear and spacing connecting plate
Between fit clearance caused by idle stroke problem so as to apply in notebook etc. 360
During degree folding, operation is more smooth, and feel is more preferable.
Preferably, the active oblique gear be bevel gear, the transmission helical gear two ends
Respectively bevel gear, the axle of the helical gear axis of the transmission and the active oblique gear
Line is mutually perpendicular to.
Preferably, the boss radial section is circle, and the groove radial section is
Circular arc.By the cooperation of round boss and circular groove, its operation can be made
It is more steady.
Preferably, fixed connecting plate 5 is additionally provided with, the fixed connecting plate is sheathed on two
In the individual shaft core, and the shaft core is set circumferentially freely to rotate relative to it.By increasing
If fixed connecting plate, the parallel stability of two independent axles can be improved.
Preferably, the connected fixed support 6 in one end of two shaft cores, two
The shaft core other end is locked by torsion part, the fixed connecting plate position
In away from support bracket fastened one spacing connecting plate side, and the fixed connecting plate with
The spacing connecting plate is separated by a pad.Fixed support is used for the embedded portion for needing and rotating
In part and matrix, to realize the relative rotation of part and matrix.Can by torsion part
Realize providing the function of torsion and close-fitting positioning.
Preferably, the torsion part includes pad 7, several butterfly shell fragments 8 and
Nut 9, arrange successively a spacing connecting plate, the active oblique gear,
If another described spacing connecting plate, pad, the fixed connecting plate,
The dry butterfly shell fragment and another described pad are positioned by the nut check
In its corresponding shaft core.
Preferably, closing cam 10 is arranged with two shaft cores, the closure
Cam is located between the fixed connecting plate and the butterfly shell fragment, the closing cam
The face relative with the fixed connecting plate is provided with the raised and groove that size matches.
When being embodied as, can set towards on the face of the side of closing cam in fixed connecting plate
Put groove, closing cam arrange towards on the face of the side of fixed connecting plate size with
The projection of groove match, by cooperating for raised and groove, realizes that product exists
The automatic closing function of set angle.
In sum, the present invention is by two spacing connecting plates and a fixed connecting plate
Two shaft cores can be connected together, to keep the parallel stable of two independent axles.First,
Can realize that 360 degree freely overturn, the deformation different to meet the products such as notebook
Form, second, by two active oblique gears and the helical gear cooperation of transmission, utilizing
Helical gear transmission agency disclosure satisfy that twin shaft is rotated simultaneously, i.e., simultaneously reverse opening or
Closure, rotate while the product such as notebook LCD and components of system as directed with being met.Third,
Three helical gears are rotated in order to be able to make the transmission helical gear of centre more stable simultaneously,
Transmission helical gear two ends are provided with boss, and correspondence is provided with a spacing connecting plate
The groove of helical gear stopper slot and correspondence boss is driven, so, transmission helical gear is put
In stopper slot, and it is corresponding recessed to be fixed on spacing connecting plate by the boss at its two ends
In groove, after loading onto active oblique gear, it can effectively be fixed so as to do not shake
It is dynamic not crooked, effectively to reduce gap during pinion rotation, reduce because being driven helical gear
And idle stroke problem caused by the fit clearance between spacing connecting plate so as to apply in pen
When remembering the 360 degree of foldings of this grade, operation is more smooth, and feel is more preferable；Fourth, using this
The products such as the notebook of kind of hinge means, can in the more perfect of rotary part connection and
It is smooth.During concrete application, two fixed supports are fixedly connected in two shaft cores, two
Fixed support is locked respectively on LCD and components of system as directed, two active oblique gear difference
It is fixed between two spacing connecting plates in two shaft cores, so, rotates one admittedly
An active oblique gear can be driven during fixed rack to rotate, when the active oblique gear is rotated
The transmission helical gear that centre can be driven is rotated, the meeting when middle transmission helical gear is rotated
Another active oblique gear is driven to rotate, and another active oblique gear can band when rotating
Move another fixed support to rotate, finally realize between two axles that simultaneously 360 degree rotate
Function.
Those skilled in the art to above-described embodiment by carrying out on various forms
Modification is changed.But in the case of the essence without departing substantially from the present invention, all fall in the present invention
Protection domain within.
Claims (7)
1. a kind of Helical gear Transmission formula Dual-spindle linked hinge means, including two shaft cores
(1) and two spacing connecting plates (2), corresponding to each shaft core, to be provided with an active oblique
Gear (3), the active oblique gear is fixed in its corresponding shaft core, and two limits
Position connecting plate is sheathed in two shaft cores, and positioned at two active helical teeth
The both sides of wheel, make two shaft core spaced radial setpoint distances, and can be relative two
The spacing connecting plate is circumferentially freely rotated；It is additionally provided with a transmission helical gear (4), institute
Transmission helical gear is stated located at two spacing connecting plates and two active helical teeth
In the receiving space that surrounds of wheel, the transmission helical gear two ends respectively with two masters
Dynamic helical gear engagement；It is characterized in that：The transmission helical gear two ends are provided with boss
(41)；One of them described spacing connecting plate is towards the helical gear side of the transmission
The groove (22) of stopper slot (21) and the correspondence boss is provided with, the transmission is oblique
Gear parts are limited in the stopper slot, and the boss is rotatably positioned at the groove
It is interior.
2. Helical gear Transmission formula Dual-spindle linked hinge according to claim 1 is filled
Put, it is characterised in that：The active oblique gear be bevel gear, the transmission helical gear
Two ends are respectively bevel gear, the helical gear axis of the transmission and the active oblique gear
Axis be mutually perpendicular to.
3. Helical gear Transmission formula Dual-spindle linked hinge according to claim 1 is filled
Put, it is characterised in that：The boss radial section is circle, and the groove radially cuts
Face is circular arc.
4. Helical gear Transmission formula Dual-spindle linked hinge according to claim 1 is filled
Put, it is characterised in that：Fixed connecting plate (5) is additionally provided with, it is described to be fixedly connected sleeve-board
In two shaft cores, and the shaft core is set circumferentially freely to rotate relative to it.
5. Helical gear Transmission formula Dual-spindle linked hinge according to claim 4 is filled
Put, it is characterised in that：The connected fixed support (6) in one end of two shaft cores,
Two shaft core other ends are locked by torsion part, described to be fixedly connected
Plate is located remotely from support bracket fastened one spacing connecting plate side, and described is fixedly connected
Plate is separated by a pad with the spacing connecting plate.
6. Helical gear Transmission formula Dual-spindle linked hinge according to claim 5 is filled
Put, it is characterised in that：The torsion part includes pad (7), several butterfly bullets
Piece (8) and nut (9), it is arrange successively a spacing connecting plate, described
It is active oblique gear, another described spacing connecting plate, pad, described solid
Connecting plate, several described butterfly shell fragments and another described pad are determined by the spiral shell
Female locking positioning is in its corresponding shaft core.
7. Helical gear Transmission formula Dual-spindle linked hinge according to claim 6 is filled
Put, it is characterised in that：Closing cam (10) is arranged with two shaft cores,
The closing cam is located between the fixed connecting plate and the butterfly shell fragment, described to close
Close the cam face relative with the fixed connecting plate and be provided with the projection that size matches
And groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510679432.4A CN106594052A (en) | 2015-10-19 | 2015-10-19 | Helical gear transmission type double-shaft linkage hinge apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510679432.4A CN106594052A (en) | 2015-10-19 | 2015-10-19 | Helical gear transmission type double-shaft linkage hinge apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106594052A true CN106594052A (en) | 2017-04-26 |
Family
ID=58554697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510679432.4A Pending CN106594052A (en) | 2015-10-19 | 2015-10-19 | Helical gear transmission type double-shaft linkage hinge apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106594052A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746440A (en) * | 2019-03-21 | 2019-05-14 | 宁波格林泰克金属材料有限公司 | Production method applied to the Fe8Ni material helical teeth in notebook hinge system |
| CN109882498A (en) * | 2019-04-16 | 2019-06-14 | 泰州市创新电子有限公司 | Biaxial hinge and portable electronic device |
| CN110007719A (en) * | 2019-03-31 | 2019-07-12 | 联想(北京)有限公司 | A kind of connection structure and electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203822842U (en) * | 2014-05-14 | 2014-09-10 | 昆山万禾精密电子有限公司 | Durable synchronous opening and closing mechanism |
| CN203926362U (en) * | 2014-06-25 | 2014-11-05 | 联想(北京)有限公司 | Two rotating shaft project plannings and notebook computer |
| CN203926360U (en) * | 2014-05-08 | 2014-11-05 | 欣日兴精密电子(苏州)有限公司 | The pivot assembly with linked gear group |
| CN204127099U (en) * | 2014-09-03 | 2015-01-28 | 联想(北京)有限公司 | Two rotating shaft pivot device and electronic equipment |
| CN104791369A (en) * | 2014-01-16 | 2015-07-22 | 昆山玮硕恒基电子科技有限公司 | Helical gear transmission type 360 DEG double-shaft synchronous damping rotation shaft |
| US20150267450A1 (en) * | 2014-03-20 | 2015-09-24 | Sinher Technology Inc. | Synchronous moving double-axis hinge |
| CN205064572U (en) * | 2015-10-19 | 2016-03-02 | 昆山玮硕恒基电子科技有限公司 | Helical drive formula biax linkage hinge means |
-
2015
- 2015-10-19 CN CN201510679432.4A patent/CN106594052A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791369A (en) * | 2014-01-16 | 2015-07-22 | 昆山玮硕恒基电子科技有限公司 | Helical gear transmission type 360 DEG double-shaft synchronous damping rotation shaft |
| US20150267450A1 (en) * | 2014-03-20 | 2015-09-24 | Sinher Technology Inc. | Synchronous moving double-axis hinge |
| CN203926360U (en) * | 2014-05-08 | 2014-11-05 | 欣日兴精密电子(苏州)有限公司 | The pivot assembly with linked gear group |
| CN203822842U (en) * | 2014-05-14 | 2014-09-10 | 昆山万禾精密电子有限公司 | Durable synchronous opening and closing mechanism |
| CN203926362U (en) * | 2014-06-25 | 2014-11-05 | 联想(北京)有限公司 | Two rotating shaft project plannings and notebook computer |
| CN204127099U (en) * | 2014-09-03 | 2015-01-28 | 联想(北京)有限公司 | Two rotating shaft pivot device and electronic equipment |
| CN205064572U (en) * | 2015-10-19 | 2016-03-02 | 昆山玮硕恒基电子科技有限公司 | Helical drive formula biax linkage hinge means |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746440A (en) * | 2019-03-21 | 2019-05-14 | 宁波格林泰克金属材料有限公司 | Production method applied to the Fe8Ni material helical teeth in notebook hinge system |
| CN110007719A (en) * | 2019-03-31 | 2019-07-12 | 联想(北京)有限公司 | A kind of connection structure and electronic equipment |
| CN110007719B (en) * | 2019-03-31 | 2024-02-27 | 联想(北京)有限公司 | Connection structure and electronic equipment |
| CN109882498A (en) * | 2019-04-16 | 2019-06-14 | 泰州市创新电子有限公司 | Biaxial hinge and portable electronic device |
| CN109882498B (en) * | 2019-04-16 | 2024-03-12 | 泰州市创新电子有限公司 | Double-shaft hinge and portable electronic device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203685837U (en) | Helical gear transmission-type 360-degree double-shaft synchronous damping rotating shaft | |
| CN205064572U (en) | Helical drive formula biax linkage hinge means | |
| CN203685838U (en) | Spiral groove transmission-type 360-degree double-shaft synchronous damping rotating shaft | |
| CN104791370A (en) | Spiral groove transmission type 360 DEG double-shaft synchronous damping rotation shaft | |
| CN201779131U (en) | Hinge structure | |
| CN205047647U (en) | Variable rotatory torsion biax is with moving pivot mechanism | |
| CN106594052A (en) | Helical gear transmission type double-shaft linkage hinge apparatus | |
| TWM502868U (en) | Synchronous hinge composed of multiple pivoting branches | |
| CN102691771A (en) | Speed reducer, robot hand and robot | |
| CN104791369B (en) | 360 degree of Biaxial synchronous Damping rotation shafts of Helical gear Transmission formula | |
| CN102261371A (en) | Hinge structure | |
| CN101725622B (en) | Hinge structure | |
| CN103939457A (en) | Worm gear and worm driving type 360 DEG double-shaft synchronous damping rotating shaft | |
| CN204061528U (en) | A kind of gear linkage type friction shaft hinge | |
| JP6836665B2 (en) | Biaxial hinge mechanism used for mobile terminals and mobile terminals | |
| JP5918719B2 (en) | Rotating device having motor and speed reducer | |
| CN105972061B (en) | The assemble method and double-axis hinge of double-axis hinge | |
| CN104976221B (en) | Rotating mechanism and electronic device | |
| CN107288993A (en) | Attachment means and the electronic equipment including attachment means | |
| CN205064574U (en) | Synchronous damping pivot of 360 degree formal biaxs can be returned in slope | |
| CN106704355A (en) | Synchronous-rotation double-covered type pivot device | |
| CN203685839U (en) | Worm wheel and worm transmission-type 360-degree double-shaft synchronous damping rotating shaft | |
| CN205089792U (en) | Synchronous damping pivot of four gear drive type 360 degree biaxs | |
| JP7423047B2 (en) | Two-axis hinge device and electronic equipment using this two-axis hinge device | |
| CN205064575U (en) | Axle center and synchronous damping pivot of worm wheel integral type biax |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170426 |
|
| RJ01 | Rejection of invention patent application after publication |