CN205069465U - Biax key switch and keyboard - Google Patents
Biax key switch and keyboard Download PDFInfo
- Publication number
- CN205069465U CN205069465U CN201520727828.7U CN201520727828U CN205069465U CN 205069465 U CN205069465 U CN 205069465U CN 201520727828 U CN201520727828 U CN 201520727828U CN 205069465 U CN205069465 U CN 205069465U
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- Prior art keywords
- circuit board
- key switch
- axle
- twin shaft
- shaft key
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Abstract
The utility model relates to an input device's technical field provides a biax key switch and keyboard. The utility model provides a biax key switch for install on the keyboard, the keyboard includes circuit board components, the last contact that is provided with of circuit board components, wherein, and the button subassembly of biax key switch in the casing that has an appearance chamber is holding the chamber with the setting, the casing bottom is formed with a hollow reference column. Bottom that the button subassembly includes the axle center, is used for to stretch out the casing is touched the first spring that axle, drive axle center restore to the throne and is used for the drive to touch the second spring that the axle restores to the throne with the extrusion contact. First spring setting is in the axle center and touch between the axle, and the second spring sets up in the reference column. With prior art contrast, can effectively improve incoming signal's response time, can effectively reduce and touch impact and the extrusion of axle to the contact. Compared with the prior art, the utility model provides a keyboard, incoming signal's response is fast, and the keyboard has higher life.
Description
Technical field
The utility model relates to the technical field of input unit, especially relates to a kind of twin shaft key switch and the keyboard with this twin shaft key switch.
Background technology
Mechanical keyboard, it is a kind of type of keyboard, from structure, each button of mechanical keyboard has an independent Switch (namely switch) to control to close, this switch is also referred to as " axle ", according to the classification of sensitive switch, mechanical keyboard can be divided into tea axle, blue or green axle, white axle, black axle and red axle.Just because of each button by one independently fine motion form, therefore button paragraph sense is comparatively strong, thus produces the special feel being suitable for Entertainment, so usually used as high end games peripheral hardware costly, is also the ideal equipment of programmer.
At present, existing keyboard comprises circuit board assemblies and is arranged on the key switch above circuit board assemblies, circuit board assemblies has contact, the button axle that key switch comprises housing and arranges in the housing, when pressing, the bottom of button axle is stretched out housing and extrudes contact, realizes the input of keyboard signal.But, the bottom of button axle and the spacing of contact long, signal response is comparatively slow, when button axle presses down contact in addition, easily damages contact by pressure, affects the useful life of keyboard.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of twin shaft key switch and keyboard, is intended to solve in prior art, and the bottom that there is button axle is long with the spacing of contact, signal response comparatively slowly, and the defect that contact crushes easily.
A kind of twin shaft key switch that the utility model provides, for being arranged on keyboard, keyboard comprises the circuit board assemblies be arranged on below described twin shaft key switch, circuit board assemblies is provided with contact, wherein, described twin shaft key switch comprises the housing with a cavity volume and the button assembly be arranged in described cavity volume, and the bottom of described housing is formed with the reference column of a hollow in described cavity volume; Described button assembly comprise for press and the axle center moved down when pressurized, be slidably installed in described reference column and can up and down relative movement the bottom of stretching out described housing when moving down with the shake-up axle extruding described contact, the first spring driving described axle center to move up to reset and for driving described shake-up axially mobile the second spring resetted; Described first spring is arranged between described axle center and described shake-up axle, and described second spring is arranged in described reference column.
Further, described housing includes upper cover and lower cover, encloses and form described cavity volume between described upper cover and described lower cover, described reference column be formed in described under cover.
Further, described axle center is made up of upper and lower, and the outside of described housing is stretched out by the end face of described upper cover in described top, and described bottom has the sleeve on the lateral wall being sheathed on described reference column.
Further, the top outer rim of described shake-up axle is provided with outwardly directed flange, the inwall of described reference column is formed with the limiting section moved down for limiting described flange.
Further, described second spring is arranged between described flange and described limiting section.
Further, cover and be provided with shell fragment under described in this cavity volume, the side near described axle center on described shell fragment is formed with projection; Described axle center is arranged with sliding seat, the skew wall structure that described sliding seat has when the upper and lower relative movement in described axle center and described projection abuts against, described skew wall structure by described sliding seat side outwards and extend to form downwards.
Further, described circuit board assemblies comprises circuit board, and described contact is positioned on described circuit board, and the bottom of described shake-up axle is connected with soft conductive rubber.
Further, the film circuit board that described circuit board assemblies comprises circuit board and is electrically connected with described circuit board, described contact is positioned on described film circuit board.
Further, the end face of described film circuit board is provided with a soft partition, or the bottom of described shake-up axle is connected with soft conductive rubber.
A kind of keyboard that the utility model provides, comprise circuit board assemblies, described circuit board assemblies has the multiple contacts realizing signal input when touching, wherein, the top of described circuit board assemblies is provided with multiple above-mentioned twin shaft key switch, multiple described twin shaft key switch and multiple described contacts one_to_one corresponding.
Be compared with the prior art, the twin shaft key switch that the utility model provides, adopt by axle center, touch axle, the button assembly that first spring and the second spring are formed, first spring is between axle center and touch between axle, shake-up shaft extension is made to go out housing extruding contact to realize the input of signal by pressing axle center, like this, the bottom of shake-up axle is relative with the spacing of contact shortens, effectively can improve the response time of input signal, in addition, when touching axle and pressing on contact, first spring can play the effect of buffering and absorbing, axle is touched to the impact of contact and extruding to reduce.
Be compared with the prior art, the keyboard that the utility model provides, the response of input signal is fast, and keyboard has higher useful life.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the twin shaft key switch that the utility model embodiment one provides;
Fig. 2 is the cross-sectional schematic of the twin shaft key switch that the utility model embodiment one provides;
Fig. 3 is twin shaft key switch that the utility model embodiment one provides decomposing schematic representation when being provided with shell fragment;
Fig. 4 is twin shaft key switch that the utility model embodiment one provides cross-sectional schematic when being provided with shell fragment;
Fig. 5 is the decomposing schematic representation of the twin shaft key switch that the utility model embodiment two provides;
Fig. 6 is the cross-sectional schematic of the twin shaft key switch that the utility model embodiment two provides;
Fig. 7 is twin shaft key switch that the utility model embodiment two provides decomposing schematic representation when being provided with shell fragment;
Fig. 8 is twin shaft key switch that the utility model embodiment two provides cross-sectional schematic when being provided with shell fragment;
Fig. 9 is the decomposing schematic representation of the twin shaft key switch that the utility model embodiment three provides;
Figure 10 is the cross-sectional schematic of the twin shaft key switch that the utility model embodiment three provides;
Figure 11 is twin shaft key switch that the utility model embodiment three provides decomposing schematic representation when being provided with shell fragment;
Figure 12 is twin shaft key switch that the utility model embodiment three provides cross-sectional schematic when being provided with shell fragment.
Main element symbol description
100: twin shaft key switch 200: circuit board assemblies
201: circuit board 202: film circuit board
203: contact 1a: cavity volume
1: housing 11: upper cover
12: lower cover 2: button assembly
13: opening 14: reference column
14a: through slot 3: axle center
4: touch axle 5: the first spring
6: the second springs 31: top
32: bottom 33: sleeve
41: flange 141: limiting section
204: soft partition 7: shell fragment
15: draw-in groove 71: protruding
8: sliding seat 81: skew wall structure
9: soft conductive rubber 33a: cavity
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The twin shaft key switch that the utility model provides, for being arranged on keyboard, keyboard comprises the circuit board assemblies be arranged on below twin shaft key switch, circuit board assemblies is provided with contact, wherein, twin shaft key switch comprises the housing with a cavity volume and the button assembly be arranged in cavity volume, and the bottom of housing is formed with the reference column of a hollow in cavity volume; Button assembly comprises for pressing and the axle center moved down when pressurized, being slidably installed in reference column and can relative movement the shake-up axle stretching out the bottom squeeze contact of housing when moving down, the first spring driving axle center to move up to reset and for driving shake-up axially mobile the second spring resetted up and down; First spring is arranged on axle center and touches between axle, and the second spring is arranged in reference column.
The twin shaft key switch that the utility model provides, adopt the button assembly be made up of axle center, shake-up axle, the first spring and the second spring, first spring is between axle center and touch between axle, shake-up shaft extension is made to go out housing extruding contact to realize the input of signal by pressing axle center, like this, the bottom of shake-up axle is relative with the spacing of contact shortens, effectively can improve the response time of input signal, in addition, when touching axle and pressing on contact, first spring can play the effect of buffering and absorbing, touches axle to the impact of contact and extruding to reduce.
Embodiment one
Below in conjunction with Fig. 1 to Fig. 4, realization of the present utility model is described in detail.
For sake of convenience, hereinafter alleged " left side " " right side " " on " D score to consistent, but do not play restriction effect to structure of the present utility model with left and right, the upper and lower of accompanying drawing itself.
See Fig. 1 and Fig. 2, the twin shaft key switch 100 that the present embodiment provides, for being arranged on keyboard (scheming not shown), keyboard comprises the circuit board assemblies 200 be arranged on below twin shaft key switch 100, the film circuit board 202 that circuit board assemblies 200 comprises PCB (following general designation circuit board 201) and is electrically connected with circuit board 201.Circuit board 201 can realize keypad function input by acknowledge(ment) signal.Film circuit board 202, take PET film as the flexible circuit board that base material is made, film circuit board 202 is formed with contact 203.Film circuit board 202 is positioned at the side of circuit board 201, film circuit board 202 is electrically connected by the golden finger on it and circuit board 201, circuit board 201 can accept film circuit board 202 signal, by extruding corresponding contact 203, realize the conducting of this position, contact 203, complete keyboard button function input.
Twin shaft key switch 100, comprises the housing 1 with a cavity volume 1a and the button assembly 2 be arranged in cavity volume 1a.
Housing 1, comprising upper cover 11 and the lower cover 12 of the connection of mutual buckle, enclosing the cavity volume 1a formed for installing button assembly 2 between upper cover 11 and lower cover 12.The top of upper cover 11 offers opening 13, the bottom center of lower cover 12 and be formed with the reference column 14 raised up in this cavity volume 1a, and reference column 14 is hollow structure, and reference column 14 has the through slot 14a of its end face through and bottom surface.
See Fig. 1 and Fig. 2, twin shaft key switch 100 has the characteristic of black axle key switch or red axle key switch, and finger is pressed keycap and can be reflected fast, straight up and down frank nature, and all without paragraph sense.Button assembly 2 comprises axle center 3, touches axle 4, first spring 5 and the second spring 6.
As can be seen from Figure 1, axle center 3 is made up of top 31 and bottom 32, top 31 is roughly " cross " shape, top 31 is stretched out the outside of housing 1 by the opening 13 of upper cover 11 and is connected with keycap (scheming not shown), bottom 32 has sleeve 33, sleeve 33 has the cavity 33a of a downwardly facing opening, and the top ends of reference column 14 is plugged in this cavity 33a.It should be noted that, the internal diameter of sleeve 33 is slightly larger than the external diameter of reference column 14, and when not depressing axle center 3, the bottom being sheathed on the sleeve 33 on the lateral wall of reference column 14 is approximately positioned at 2/3rds height and positions of reference column 14; Depressing (namely when pressing axle center 3) behind axle center 3, axle center 3 pressurized outer wall along reference column 14 move down.
Touch axle 4, slip to be arranged in reference column 14 and can relative movement up and down, the top outer rim of touching axle 4 is provided with outwardly directed flange 41, the diameter of flange 41 is slightly less than the internal diameter of through slot 14a, on the inwall of through slot 14a, projection inwardly forms limiting section 141, when flange 41 abuts with limiting section 141, limiting section 141 can limit flange 41 move down.
First spring 5, axle center 3 is set and touches between axle 4, the two ends of the first spring 5 are connected to the bottom surface of cavity 33a respectively and touch on the end face of axle 4, the while that when axle center 3 moves down, the first spring 5 pressurized tightening, ejection shake-up axle 4 moves down, after downforce is eliminated, first 5 pairs, spring axle center 3 forms the elastic force resetted, and pushing tow axle center 3 moves up.First spring 5 is stage clip, and the length before uncompressed is approximately 4mm.
Second spring 6, touch axle 4 to move up resets for driving, the second spring 6 is set in the periphery of shake-up axle 4, and the two ends of the second spring 6 are connected on the bottom surface of flange 41 and the end face of limiting section 141 respectively.When touching axle 4 and being promoted to move down by the first spring 5, the second spring 6 pressurized tightens and forms to touching axle 4 elastic force resetted.Second spring 6 is stage clip, and the length before uncompressed is approximately 2mm.
See Fig. 1 and Fig. 2, at film circuit board 202 and touch between axle 4 and be provided with soft partition 204, soft partition 204 is made for flexible material, and its bottom surface is fitted on the surface of film circuit board 202.By soft partition 204, film circuit board 202 and shake-up axle 4 are separated, touching axle 4 top is pressed on soft partition 204, again by the contact 203 of soft partition 204 extrusion film wiring board 202, thus avoid shake-up axle 4 directly contact with the contact 203 of film circuit board 202 and contact 203 is damaged by pressure, make keyboard have longer useful life.
See Fig. 3 and Fig. 4, twin shaft key switch 100 has the characteristic of blue or green axle key switch, paragraph sense and clear and melodious, and sound is clear exactly likes plectrum switch.In order to realize above-mentioned characteristic, lower cover 12 is provided with shell fragment 7 in this cavity volume 1a, draw-in groove 15 is offered in the bottom of lower cover 12 in cavity volume 1a, and the bottom of shell fragment 7 is fixed in draw-in groove 15.Shell fragment 7 is formed with protruding 71 near the side in axle center 3, and protruding 71 is formed towards axle center 3 direction bending by shell fragment 7.Axle center 3 is arranged with a sliding seat 8, sliding seat 8 is connected to the bottom 32 in axle center 3 and is positioned at outside sleeve 33, sliding seat 8 have when axle center about 3 relative movement with the protruding 71 skew wall structures 81 abutted against, skew wall structure 81 by sliding seat 8 side outwards and extend to form downwards.When axle center 3 is depressed, contact also pushing tow sliding seat 8 after axle center 3 moves down LAP to move down with sliding seat 8, when sliding seat 8 moves down, skew wall structure 81 backs down the projection 71 on shell fragment 7, when axle center 3 moves to most position, the end, sliding seat 8 continue to move down one section formed after stop; When axle center 3 moves up reset, drive sliding seat 8 together to move up, and again back down the projection 71 on shell fragment 7.Like this, when axle center about 3 relative movement, sliding seat 8 and axle center 3 separately movement can form a time difference, and sound is clear exactly likes plectrum switch.
The utility model also provides a kind of keyboard, comprise circuit board assemblies 200, circuit board assemblies 200 has the multiple contacts 203 realizing signal input when touching, the top of circuit board assemblies 200 is provided with multiple above-mentioned twin shaft key switch 100, multiple twin shaft key switch 100 and multiple contacts 203 one_to_one corresponding.
Above-mentioned keyboard, the response of input signal is fast, and keyboard has higher useful life.
Embodiment two
Only elaborate to the difference in embodiment one below in conjunction with accompanying drawing 5 to Fig. 8.
In this enforcement, twin shaft key switch 100, for being arranged on keyboard (scheming not shown), keyboard comprises the circuit board assemblies 200 be arranged on below twin shaft key switch 100, the film circuit board 202 that circuit board assemblies 200 comprises circuit board 201 and is electrically connected with circuit board 201.Circuit board 201 can realize the input of keyboard (scheming not shown) function by acknowledge(ment) signal.Film circuit board 202, take PET film as the flexible circuit board that base material is made, film circuit board 202 is formed with contact 203.Film circuit board 202 is positioned at the side of circuit board 201, film circuit board 202 is electrically connected by the golden finger on it and circuit board 201, circuit board 201 can accept film circuit board 202 signal, by extruding corresponding contact 203, realize the conducting of this position, contact 203, complete keyboard button function input.
Twin shaft key switch 100, comprises the housing 1 with a cavity volume 1a and the button assembly 2 be arranged in cavity volume 1a.
See Fig. 5 and Fig. 6, twin shaft key switch 100 has the characteristic of black axle key switch or red axle key switch, and finger is pressed keycap and can be reflected fast, and all without paragraph sense.Button assembly 2 comprises axle center 3, touches axle 4, first spring 5 and the second spring 6.The bottom of touching axle 4 is connected with soft conductive rubber 9, and soft conductive rubber 9 can be electric silica gel, or other have certain flexible conducting resinl.Soft conductive rubber 9 is fixedly mounted on the bottom (certain soft conductive rubber 9 with touch axle 4 also can be one-body molded formation) of touching axle 4 by all existing fixed forms such as bonding, buckles, the shape of soft conductive rubber 9 is roughly cylindrical, and size is substantially identical with shake-up axle 4.By arranging soft conductive rubber 9, soft conductive rubber 9 has certain damping characteristics, the rigid contact between shake-up axle 4 and contact 203 can be made to be transformed into Elastic Contact, thus avoid shake-up axle 4 directly contact with the contact 203 of film circuit board 202 and contact 203 is damaged by pressure, make keyboard have longer useful life.
See Fig. 7 and Fig. 8, twin shaft key switch 100 has the characteristic of blue or green axle key switch, paragraph sense and clear and melodious, and sound is clear exactly likes plectrum switch.In order to realize above-mentioned characteristic, lower cover 12 is provided with shell fragment 7 in this cavity volume 1a, axle center 3 is arranged with a sliding seat 8, shell fragment 7 is formed with protruding 71 near the side in axle center 3, sliding seat 8 have when axle center about 3 relative movement with the protruding 71 skew wall structures 81 abutted against, skew wall structure 81 by sliding seat 8 side outwards and extend to form downwards.Like this, when axle center about 3 relative movement, sliding seat 8 and axle center 3 separately movement can form a time difference, and sound is clear exactly likes plectrum switch.
Embodiment three
Only elaborate to the difference in previous embodiment below in conjunction with accompanying drawing 9 to Figure 12.
See Fig. 9 and Figure 10, in this enforcement, twin shaft key switch 100, for being arranged on keyboard, keyboard comprises the circuit board assemblies 200 be arranged on below twin shaft key switch 100, and circuit board assemblies 200 comprises circuit board 201, circuit board 201 is formed with contact 203, by extruding corresponding contact 203, realizing the conducting of this position, contact 203, completing keyboard button function input.
Twin shaft key switch 100, comprises the housing 1 with a cavity volume 1a and the button assembly 2 be arranged in cavity volume 1a.
Twin shaft key switch 100 has the characteristic of black axle key switch or red axle key switch, and finger is pressed keycap and can be reflected fast, and all without paragraph sense.Button assembly 2 comprises axle center 3, touches axle 4, first spring 5 and the second spring 6.The bottom of touching axle 4 is connected with soft conductive rubber 9, and soft conductive rubber 9 can be electric silica gel, or other have certain flexible conducting resinl.All existing fixed forms such as soft conductive rubber 9 is bonding, buckle are fixedly mounted on the bottom (certain soft conductive rubber 9 also can be one-body molded formation with shake-up axle 4) of touching axle 4, the shape of soft conductive rubber 9 is roughly cylindrical, and size is substantially identical with shake-up axle 4.By arranging soft conductive rubber 9, soft conductive rubber 9 has certain damping characteristics, the rigid contact between shake-up axle 4 and contact 203 can be made to be transformed into Elastic Contact, thus avoid shake-up axle 4 directly contact with the contact 203 of circuit board 201 and contact 203 is damaged by pressure, make keyboard have longer useful life.
See Figure 11 and Figure 12, twin shaft key switch 100 has the characteristic of blue or green axle key switch, paragraph sense and clear and melodious, and sound is clear exactly likes plectrum switch.In order to realize above-mentioned characteristic, lower cover 12 is provided with shell fragment 7 in this cavity volume 1a, axle center 3 is arranged with a sliding seat 8, shell fragment 7 is formed with protruding 71 near the side in axle center 3, sliding seat 8 have when axle center about 3 relative movement with the protruding 71 skew wall structures 81 abutted against, skew wall structure 81 by sliding seat 8 side outwards and extend to form downwards.Like this, when axle center about 3 relative movement, sliding seat 8 and axle center 3 separately movement can form a time difference, and sound is clear exactly likes plectrum switch.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace or improvement etc., all should be included within protection range of the present utility model.
Claims (10)
1. a twin shaft key switch, for being arranged on keyboard, keyboard comprises the circuit board assemblies be arranged on below described twin shaft key switch, circuit board assemblies is provided with contact, it is characterized in that, described twin shaft key switch comprises the housing with a cavity volume and the button assembly be arranged in described cavity volume, and the bottom of described housing is formed with the reference column of a hollow in described cavity volume; Described button assembly comprise for press and the axle center moved down when pressurized, be slidably installed in described reference column and can up and down relative movement the bottom of stretching out described housing when moving down with the shake-up axle extruding described contact, the first spring driving described axle center to move up to reset and for driving described shake-up axially mobile the second spring resetted; Described first spring is arranged between described axle center and described shake-up axle, and described second spring is arranged in described reference column.
2. twin shaft key switch according to claim 1, is characterized in that, described housing includes upper cover and lower cover, encloses and form described cavity volume between described upper cover and described lower cover, described reference column be formed in described under cover.
3. twin shaft key switch according to claim 2, is characterized in that, described axle center is made up of upper and lower, and the outside of described housing is stretched out by the end face of described upper cover in described top, and described bottom has the sleeve on the lateral wall being sheathed on described reference column.
4. twin shaft key switch according to claim 1, is characterized in that, the top outer rim of described shake-up axle is provided with outwardly directed flange, the inwall of described reference column is formed with the limiting section moved down for limiting described flange.
5. twin shaft key switch according to claim 4, is characterized in that, described second spring is arranged between described flange and described limiting section.
6. the twin shaft key switch according to Claims 2 or 3, is characterized in that, covers and be provided with shell fragment under described in this cavity volume, and the side near described axle center on described shell fragment is formed with projection; Described axle center is arranged with sliding seat, the skew wall structure that described sliding seat has when the upper and lower relative movement in described axle center and described projection abuts against, described skew wall structure by described sliding seat side outwards and extend to form downwards.
7. twin shaft key switch according to any one of claim 1 to 5, is characterized in that, described circuit board assemblies comprises circuit board, and described contact is positioned on described circuit board, and the bottom of described shake-up axle is connected with soft conductive rubber.
8. twin shaft key switch according to any one of claim 1 to 5, is characterized in that, the film circuit board that described circuit board assemblies comprises circuit board and is electrically connected with described circuit board, and described contact is positioned on described film circuit board.
9. twin shaft key switch according to claim 8, is characterized in that, the end face of described film circuit board is provided with a soft partition, or the bottom of described shake-up axle is connected with soft conductive rubber.
10. a keyboard, comprise circuit board assemblies, described circuit board assemblies has the multiple contacts realizing signal input when touching, it is characterized in that: the top of described circuit board assemblies is provided with multiple twin shaft key switch as claimed in any one of claims 1-9 wherein, multiple described twin shaft key switch and multiple described contacts one_to_one corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727828.7U CN205069465U (en) | 2015-09-17 | 2015-09-17 | Biax key switch and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727828.7U CN205069465U (en) | 2015-09-17 | 2015-09-17 | Biax key switch and keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205069465U true CN205069465U (en) | 2016-03-02 |
Family
ID=55395985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520727828.7U Expired - Fee Related CN205069465U (en) | 2015-09-17 | 2015-09-17 | Biax key switch and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205069465U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914072A (en) * | 2016-04-26 | 2016-08-31 | 东莞市巨臣电子科技有限公司 | Key switch and keyboard applying key switch |
| CN109036921A (en) * | 2018-08-01 | 2018-12-18 | 东莞市微技电子科技有限公司 | A kind of press-key structure |
| TWI687845B (en) * | 2018-12-07 | 2020-03-11 | 致伸科技股份有限公司 | Keyboard device and key structure thereof |
| WO2022160488A1 (en) * | 2021-01-27 | 2022-08-04 | 深圳市谷粒科技有限公司 | Game controller and key therefor |
-
2015
- 2015-09-17 CN CN201520727828.7U patent/CN205069465U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914072A (en) * | 2016-04-26 | 2016-08-31 | 东莞市巨臣电子科技有限公司 | Key switch and keyboard applying key switch |
| CN109036921A (en) * | 2018-08-01 | 2018-12-18 | 东莞市微技电子科技有限公司 | A kind of press-key structure |
| TWI687845B (en) * | 2018-12-07 | 2020-03-11 | 致伸科技股份有限公司 | Keyboard device and key structure thereof |
| WO2022160488A1 (en) * | 2021-01-27 | 2022-08-04 | 深圳市谷粒科技有限公司 | Game controller and key therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20170917 |