CN204204705U - Combined type keyboard - Google Patents
Combined type keyboard Download PDFInfo
- Publication number
- CN204204705U CN204204705U CN201420434529.XU CN201420434529U CN204204705U CN 204204705 U CN204204705 U CN 204204705U CN 201420434529 U CN201420434529 U CN 201420434529U CN 204204705 U CN204204705 U CN 204204705U
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- board unit
- composite
- composite bed
- circuit board
- combined type
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Abstract
A kind of Combined type keyboard, comprise a circuit board unit, and a composite soft board unit being stacked and placed on this circuit board unit top side, this circuit board unit has multiple control part be elastically stressed, each control part have between the upper and lower every a upper conductiving point and a lower conductiving point.This composite soft board unit comprises and splicing up and down and at least one first composite bed of the different elastically deformable of hardness and the second composite bed, and has multiple respectively in order to down to press the press section of control part.Designed by multiple composite beds of different soft and hard degree characteristic layer structure that compound forms of splicing by this composite soft board unit, can conveniently according to user demand, by adjusting the material of composite bed, make both soft durometer combination can produce meet demand by compression elasticity, be a kind of brand-new Combined type keyboard structural design.
Description
Technical field
The utility model relates to a kind of keyboard, particularly relates to a kind of membrane keypad.
Background technology
General membrane keyboard roughly comprises a circuit board unit, and a pressing soft board being stacked and placed on this circuit board unit top side.This circuit board unit has multiple control part be pressed, generally speaking, this circuit board unit comprises a slice printed circuit board (PCB), and multiple shell fragment being mounted on this printed circuit board top surface, each control part be by one of them shell fragment and this shell fragment below circuit formed.When this pressing soft board be pressed and down pushing tow control part time, this shell fragment of this control part be pressed can down strain and the contact that is electrically connected is butted on underlying circuit, and then a corresponding generation keying signal, when pressing power and disappearing, by the up complex elasticity of this shell fragment itself, by this pressing soft board position up pushing tow complex of top.
Because this pressing soft board is all generally that single kind of material is made, such as rubber, its intensity is not be exactly too soft too firmly, be difficult to and shell fragment strength matching, and itself complex poor flexibility and complex speed also comparatively shell fragment is slow, this pressing soft board intensity and the flexible shortcoming of complex obvious can affect membrane keyboard and press feel when using and quality.
Summary of the invention
The purpose of this utility model is to provide a kind of convenient adjustment pressing flexible Combined type keyboard.
Combined type keyboard described in the utility model, comprise a circuit board unit, and a composite soft board unit being stacked and placed on this circuit board unit top side, this circuit board unit have multiple can by down elasticity by the control part of compressive strain, each control part has between the upper and lower every in opposite directions upper conductiving point and a lower conductiving point, and when this control part is pressed, can interlock on this conductiving point contact conducting up and down with this lower conductiving point.This composite soft board unit comprise hardness different and splice up and down can at least one first composite bed of strain and the second composite bed, and this composite soft board unit has multiple laying respectively at above described control part, and can respectively by the pressing of down elasticity and then the press section down pressing corresponding control part respectively.
Combined type keyboard described in the utility model, this composite soft board unit also has a sheet part, this sheet part has multiple running through up and down and the corresponding perforate be positioned at above described control part respectively, described press section up protrudes out from the described perforate periphery consubstantiality of this sheet part respectively, each press section has this perforate periphery self-corresponding and up to protrude out and in the pressing convex body of downward opening lid shape, and one down to protrude out from this pressing convex body and can in order to turn down the pushing tow cylinder pushing this control part corresponding to pressure.
Combined type keyboard described in the utility model, this first composite bed splices in the end face of this second composite bed or bottom surface, and this first composite bed hardness is greater than this second composite bed hardness.
Combined type keyboard described in the utility model, this composite soft board unit comprises two the second composite beds, and described second composite bed splices respectively to be fixed on this first composite bed bottom surface and end face, and described second composite bed hardness is lower than this first composite bed hardness.
Combined type keyboard described in the utility model, this circuit board unit comprise a lower circuit board, one splice and be fixed on the electric insulation baffle of this lower circuit board top side, and one splice be fixed on this electric insulation baffle top side and and this lower circuit board interval upper circuit board in opposite directions, this electric insulation baffle has multiple perforation run through up and down, on this of described control part, conductiving point and this lower conductiving point are arranged at circuit board bottom surface and this lower board top surface on this respectively, and expose to respectively at interval in the upper and lower in described perforation.
Combined type keyboard described in the utility model, comprise a composite soft board unit and a circuit board unit, this composite soft board unit is stacked and placed on this circuit board unit top side, comprise splice up and down and hardness different can at least one first composite bed of strain and the second composite bed, and this composite soft board unit there is multiple difference can by the press section of down elasticity pressing.This circuit board unit comprises a lower circuit board, one splices and is fixed on the electric insulation baffle of this lower circuit board top side, and circuit on a coating film-form being fixed on this composite soft board unit bottom surface, this electric insulation baffle has and multiplely runs through up and down and lay respectively at the perforation below described press section, this lower board top surface has multiple lower conductiving point exposed to respectively in described perforation, on this, circuit has multiple upper conductiving point laying respectively at bottom surface, described press section, and described upper conductiving point is when can be pressed respectively at described press section, moved down by described press section interlock respectively, and contact with described lower conductiving point respectively.
Combined type keyboard described in the utility model, this composite soft board unit also has one and splices in the sheet part of this electric insulation baffle end face, this sheet part has multiple running through up and down and the perforate that be communicated with corresponding to described perforation respectively, described press section up protrudes out from the described perforate periphery consubstantiality of this sheet part respectively, each press section has this perforate periphery self-corresponding and up to protrude out and in the pressing convex body of downward opening lid shape, and a pushing tow cylinder down protruded out from this pressing convex body, described upper conductiving point is coated to respectively to be fixed on described pushing tow cylinder bottom surface.
Combined type keyboard described in the utility model, this first composite bed splices in the end face of this second composite bed or bottom surface, and this first composite bed hardness is greater than this second composite bed hardness.
Combined type keyboard described in the utility model, this composite soft board unit comprises two the second composite beds, and described second composite bed splices respectively to be fixed on this first composite bed bottom surface and end face, and described second composite bed hardness is lower than this first composite bed hardness.
Combined type keyboard described in the utility model, comprise a composite soft board unit and a circuit board unit, this composite soft board unit comprise splice up and down and hardness different can at least one first composite bed of strain and the second composite bed, and this composite soft board unit there is multiple difference can by the press section of down elasticity pressing.This circuit board unit comprises one and splices in the lower circuit board of this composite soft board unit bottom surface, and circuit on a coating film-form being fixed on bottom surface, described press section, this lower board top surface has multiple lower conductiving point, on this, circuit has and multiplely lays respectively at bottom surface, described press section and with described lower conductiving point between the upper and lower every upper conductiving point in opposite directions, and described upper conductiving point is when can be pressed respectively at described press section, moved down by described press section interlock respectively, and contact with described lower conductiving point respectively.
Combined type keyboard described in the utility model, this composite soft board unit also has one and splices in the sheet part of this lower board top surface, this sheet part has multiple perforate run through up and down, described press section up protrudes out from the described perforate periphery consubstantiality of this sheet part respectively, each press section has a self-corresponding perforate periphery and up to protrude out and in the pressing convex body of downward opening lid shape, and one from this pressing convex body down prominent convex pushing tow cylinder, the described lower conductiving point of this lower circuit board exposes in described perforate respectively, described upper conductiving point is coated to respectively to be fixed on described pushing tow cylinder bottom surface.
Combined type keyboard described in the utility model, this first composite bed splices in the end face of this second composite bed or bottom surface, and this first composite bed hardness is greater than this second composite bed hardness.
Combined type keyboard described in the utility model, this composite soft board unit comprises two the second composite beds, and described second composite bed splices respectively to be fixed on this first composite bed bottom surface and end face, and described second composite bed hardness is lower than this first composite bed hardness.
The beneficial effects of the utility model are: be designed by multiple composite beds of different soft and hard degree characteristic layer structure that compound forms of splicing by this composite soft board unit, can conveniently according to user demand, by adjusting the material of described composite bed, make both soft durometer combination can produce meet demand by compression elasticity, be a kind of brand-new Combined type keyboard structural design.
Accompanying drawing explanation
Fig. 1 is the sectional perspective exploded view of the first embodiment of the utility model Combined type keyboard;
Fig. 2 is the partial side, cross-sectional view of this first embodiment;
Fig. 3 is the partial side, cross-sectional view of similar Fig. 2, and a situation when press section 42 is down pressed is described;
Fig. 4 is the partial side, cross-sectional view of the second embodiment of the utility model Combined type keyboard;
Fig. 5 is the partial side, cross-sectional view of the 3rd embodiment of the utility model Combined type keyboard;
Fig. 6 is the partial side, cross-sectional view of the 4th embodiment of the utility model Combined type keyboard.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
Before the utility model is described in detail, should be noted that in the following description content, similar element represents with identical numbering.
As shown in Figure 1, Figure 2, Figure 3 shows, the first embodiment of the utility model Combined type keyboard, comprises a circuit board unit 3, and a composite soft board unit 4 being elastically deformably stacked and placed on this circuit board unit 3 top side.
This circuit board unit 3 comprises the electric insulation baffle 32 that a lower circuit board 31, is stacked and placed on this lower circuit board 31 top side, and a upper circuit board 33 being stacked and placed on this electric insulation baffle 32 top side.This electric insulation baffle 32 has multiple perforation 320 run through up and down, on this circuit board 33 end face and on this circuit board 33 bottom surface print respectively and be provided with circuit, this lower circuit board 31 end face has multiple lower conductiving point 311 exposed to respectively in perforation 320, and on this, circuit board 33 bottom surface has multiple upper conductiving point 331 exposed to respectively in perforation 320.
In the present embodiment, this lower circuit board 31, this electric insulation baffle 32 match with circuit board on this 33 define multiple spaced apart, and the control part 30 producing keying signal can be elastically stressed, each control part 30 comprise between the upper and lower every a lower conductiving point 311 and a upper conductiving point 331.When one of them control part 30 is by the pressing of down elasticity, namely when circuit board on this 33 by down elasticity by compressive strain time, on this, conductiving point 331 can be crossed other this perforation 320 each by depress Mobile Communication, and each other this lower conductiving point 311 of electrical connection contact, and then correspondingly produces this keying signal.
This composite soft board unit 4 is two-layer compound material-structure, comprises and splicing up and down and elastically deformable first composite bed 43 and second composite bed 44.In the present embodiment, this first composite bed 43 splices in this second composite bed 44 end face, and this first composite bed 43 hardness is greater than this second composite bed 44 hardness, this first composite bed 43 can be identical material or unlike material with this second composite bed 44, wherein, this first composite bed 43 can be selected from rubber respectively with the material of this second composite bed 44, silica gel, TPU (thermoplastic polyurethane, thermoplastic elastomer polyamides resin copolymer), PE (polyethylene, polyethylene), PET (polyethylene terephthalate, polyethylene terephthalate), PC (polycarbonate, Merlon) or acryl etc., but be not limited with above-mentioned material type.
This composite soft board unit 4 of two-layer compound material-structure has the en plaque sheet part 41 of on this circuit board 33 end face of splicing, and multiple press section 42 being convexly equipped in this sheet part 41 end face.This sheet part 41 has and multiplely runs through up and down and lay respectively at the perforate 410 directly over control part 30, press section 42 up protrudes out from perforate 410 periphery of this sheet part 41 respectively, each press section 42 has one and up protrudes out and pressing convex body 421 in downward opening lid shape from other this perforate 410 periphery each, and one down protrudes out from this pressing convex body 421 and is located at interval at the pushing tow cylinder 422 above other this control part 30 each, when this pressing convex body 421 is by the pressing of down elasticity, this pressing convex body 421 can drive this pushing tow cylinder 422 to move down this control part 30 of pushing tow, conductiving point 331 on this is made to move down this lower conductiving point 311 of electrical connection contact.This press section 42 up protrudes out from the perforate 410 periphery consubstantiality of this sheet part 41 respectively in the present embodiment.
When the manufacture of the utility model Combined type keyboard uses, by fixing the structural design of this softer the second composite bed 44 of one deck hardness in the first harder composite bed 43 bottom surface compound, convenient according to required elastic demand, by the hardness of this first composite bed 43 of Matching and modification with this second composite bed 44, make the design of the soft durometer of the press section 42 of this composite soft board unit 4 made can produce the complex elasticity power meeting demand, can after pressing terminates quick elasticity complex, and the elasticity complex problem of the pressing soft board of single material can be improved.
During enforcement, also this softer for hardness second composite bed 44 can be spliced and be fixed on this first composite bed 43 end face, the elasticity of press section 42 can be adjusted equally whereby.
Should be noted that, when the utility model Combined type keyboard is implemented, also can splice in addition in this circuit board unit 3 bottom side further and an illuminating module (not shown) is set, with the formation lighting keyboard that matches, also can splice in addition in this composite soft board unit 4 top side and the hard keyboard (not shown) that has multiple keycap is set, but not be limited with above-mentioned application mode when implementing.
As shown in Figure 4, the second embodiment of the utility model Combined type keyboard and this first embodiment difference are in the structural design of this composite soft board unit 4.For convenience of description, below will only be described for the present embodiment and this first embodiment difference place.
In the present embodiment, this composite soft board unit 4 is three layers of composite structure, comprises first composite bed 43 and two the second composite bed 44, second composite beds 44 splice respectively to be fixed on this first composite bed 43 end face and bottom surface.Design whereby, equally by this first composite bed 43 of Matching and modification and the nonhomogeneous hardness of this second composite bed 44, make the press section 42 of this composite soft board unit 4 made have suitable soft durometer and elasticity.
As shown in Figure 5, the 3rd embodiment of the utility model Combined type keyboard and this first embodiment difference are in the structural design of this circuit board unit 3.
In the present embodiment, this circuit board unit 3 comprises the electric insulation baffle 32 that a lower circuit board 31, splices between this lower circuit board 31 and this sheet part 41, and circuit 34 on a coating film-form being fixed on this composite soft board unit 4 bottom surface.This lower circuit board 31 end face has multiple lower conductiving point 311 laid respectively at below perforation 320, on this, circuit 34 prints to be coated to be fixed on this composite soft board unit 4 bottom surface, has multiple upper conductiving point 341 laying respectively at this pushing tow cylinder 422 bottom surface of press section 42.When press section 42 is pressed, press section 42 can respectively interlock each other this on conductiving point 341 move down each other this lower conductiving point 311 of electrical connection contact.But when implementing, on this, circuit 34 also can coating technique be coating is fixed on this composite soft board unit 4 bottom surface.
By the direct structural design arranging circuit 34 on this in this composite soft board unit 4 bottom surface, the upper circuit plate thickness of the first embodiment can be reduced whereby, and make the Combined type keyboard made thinner and more lightweight, and can material cost be reduced, and equally by adjusting this first composite bed 43 and this second composite bed 44 difference in thickness, adjust soft durometer and the elasticity of the press section 42 of this composite soft board unit 4 made.
As shown in Figure 6, the 4th embodiment of the utility model Combined type keyboard and the 3rd embodiment difference place are only: the structural design of this circuit board unit 3.
In the present embodiment, this circuit board unit 3 comprises one and splices in the lower circuit board 31 of this sheet part 41 bottom surface of this composite soft board unit 4, and a coating upper circuit 34 being fixed on bottom surface, press section 42.This lower board top surface has multiple lower conductiving point 311, and on this, circuit 34 has multiple coating upper conductiving point 341 being fixed on this pushing tow cylinder 422 bottom surface of press section 42 respectively.When press section 42 is pressed, press section 42 can drive other upper conductiving point 341 each to move down by interlock other this pushing tow cylinder 422 each respectively, to make on this conductiving point 341 contact with each other this lower conductiving point 311.
By the structural design of foregoing circuit Slab element 3, can further reduce this electric insulation baffle and reduce the thickness of overall composite keyboard, making the thinner more lightweight of whole Combined type keyboard.And equally by adjusting this first composite bed 43 and the hardness combination of this second composite bed 44, make the press section 42 of this composite soft board unit 4 made have suitable soft durometer and elasticity.
In sum, to be spliced the structural design that compound forms by this first composite bed 43 of different soft and hard degree characteristic and this second composite bed 44 by this composite soft board unit 4, can conveniently according to structural design and client's user demand of this circuit board unit 3, by adjusting thickness and the material of this first composite bed 43 and this second composite bed 44, making both soft durometer combinations can produce applicable by compression elasticity, is a kind of brand-new Combined type keyboard structural design.In addition, also by the film-form by this circuit board unit 3 this on the circuit 34 directly coating structural design being fixed on this composite soft board unit 4 bottom surface or bottom surface, press section 42, further reduce the thickness of the Combined type keyboard made, make this Combined type keyboard more frivolous.Therefore, really the purpose of this utility model can be reached.
Claims (13)
1. a Combined type keyboard, comprise a circuit board unit, this circuit board unit have multiple can by down elasticity by the control part of compressive strain, each control part has between the upper and lower every in opposite directions upper conductiving point and a lower conductiving point, and when this control part is pressed, can interlock on this conductiving point contact conducting up and down with this lower conductiving point, it is characterized in that: this Combined type keyboard also comprises the composite soft board unit that is stacked and placed on this circuit board unit top side, this composite soft board unit comprise hardness different and splice up and down can at least one first composite bed of strain and the second composite bed, and this composite soft board unit has and multiplely lays respectively at above described control part, and can respectively by the pressing of down elasticity and then the press section down pressing this corresponding control part respectively.
2. Combined type keyboard as claimed in claim 1, it is characterized in that: this composite soft board unit also has a sheet part, this sheet part has multiple running through up and down and the corresponding perforate be positioned at above described control part respectively, described press section up protrudes out from the described perforate periphery consubstantiality of this sheet part respectively, each press section has this perforate periphery self-corresponding and up to protrude out and in the pressing convex body of downward opening lid shape, and one down to protrude out from this pressing convex body and can in order to turn down the pushing tow cylinder pushing this control part corresponding to pressure.
3. Combined type keyboard as claimed in claim 1 or 2, is characterized in that: this first composite bed splices in the end face of this second composite bed or bottom surface, and this first composite bed hardness is greater than this second composite bed hardness.
4. Combined type keyboard as claimed in claim 1 or 2, it is characterized in that: this composite soft board unit comprises two the second composite beds, described second composite bed splices respectively to be fixed on this first composite bed bottom surface and end face, and described second composite bed hardness is lower than this first composite bed hardness.
5. Combined type keyboard as claimed in claim 1 or 2, it is characterized in that: this circuit board unit comprise a lower circuit board, one splice and be fixed on the electric insulation baffle of this lower circuit board top side, and one splice be fixed on this electric insulation baffle top side and and this lower circuit board interval upper circuit board in opposite directions, this electric insulation baffle has multiple perforation run through up and down, on this of described control part, conductiving point and this lower conductiving point are arranged at circuit board bottom surface and this lower board top surface on this respectively, and expose to respectively at interval in the upper and lower in described perforation.
6. a Combined type keyboard, comprise a circuit board unit, this circuit board unit comprises a lower circuit board, and one splices and is fixed on the electric insulation baffle of this lower circuit board top side, it is characterized in that: this Combined type keyboard also comprises the composite soft board unit that is stacked and placed on this circuit board unit top side, this composite soft board unit comprise splice up and down and hardness different can at least one first composite bed of strain and the second composite bed, and this composite soft board unit there is multiple difference can by the press section of down elasticity pressing, this circuit board unit also comprises circuit on a coating film-form being fixed on this composite soft board unit bottom surface, this electric insulation baffle has and multiplely runs through up and down and lay respectively at the perforation below described press section, this lower board top surface has multiple lower conductiving point exposed to respectively in described perforation, on this, circuit has multiple upper conductiving point laying respectively at bottom surface, described press section, and described upper conductiving point is when can be pressed respectively at described press section, moved down by described press section interlock respectively, and contact with described lower conductiving point respectively.
7. Combined type keyboard as claimed in claim 6, it is characterized in that: this composite soft board unit also has one and splices in the sheet part of this electric insulation baffle end face, this sheet part has multiple running through up and down and the perforate that be communicated with corresponding to described perforation respectively, described press section up protrudes out from the described perforate periphery consubstantiality of this sheet part respectively, each press section has this perforate periphery self-corresponding and up to protrude out and in the pressing convex body of downward opening lid shape, and a pushing tow cylinder down protruded out from this pressing convex body, described upper conductiving point is coated to respectively to be fixed on described pushing tow cylinder bottom surface.
8. Combined type keyboard as claimed in claims 6 or 7, is characterized in that: this first composite bed splices in the end face of this second composite bed or bottom surface, and this first composite bed hardness is greater than this second composite bed hardness.
9. Combined type keyboard as claimed in claims 6 or 7, it is characterized in that: this composite soft board unit comprises two the second composite beds, and described second composite bed splices respectively to be fixed on this first composite bed bottom surface and end face, described second composite bed hardness is lower than this first composite bed hardness.
10. a Combined type keyboard, comprise a circuit board unit, this circuit board unit comprises a lower circuit board, this lower board top surface has multiple lower conductiving point, it is characterized in that: this Combined type keyboard also comprises one and splices in the composite soft board unit of this lower circuit board, this composite soft board unit comprise splice up and down and hardness different can at least one first composite bed of strain and the second composite bed, and this composite soft board unit there is multiple difference can by the press section of down elasticity pressing, this circuit board unit also comprises circuit on a coating film-form being fixed on bottom surface, described press section, on this, circuit has and multiplely lays respectively at bottom surface, described press section and with described lower conductiving point between the upper and lower every upper conductiving point in opposite directions, and described upper conductiving point is when can be pressed respectively at described press section, moved down by described press section interlock respectively, and contact with described lower conductiving point respectively.
11. Combined type keyboards as claimed in claim 10, it is characterized in that: this composite soft board unit also has one and splices in the sheet part of this lower board top surface, this sheet part has multiple perforate run through up and down, described press section up protrudes out from the described perforate periphery consubstantiality of this sheet part respectively, each press section has a self-corresponding perforate periphery and up to protrude out and in the pressing convex body of downward opening lid shape, and a pushing tow cylinder down protruded out from this pressing convex body, the described lower conductiving point of this lower circuit board exposes in described perforate respectively, described upper conductiving point is coated to respectively to be fixed on described pushing tow cylinder bottom surface.
12. Combined type keyboards as described in claim 10 or 11, is characterized in that: this first composite bed splices in the end face of this second composite bed or bottom surface, and this first composite bed hardness is greater than this second composite bed hardness.
13. Combined type keyboards as described in claim 10 or 11, it is characterized in that: this composite soft board unit comprises two the second composite beds, and described second composite bed splices respectively to be fixed on this first composite bed bottom surface and end face, described second composite bed hardness is lower than this first composite bed hardness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420434529.XU CN204204705U (en) | 2014-08-04 | 2014-08-04 | Combined type keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420434529.XU CN204204705U (en) | 2014-08-04 | 2014-08-04 | Combined type keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204204705U true CN204204705U (en) | 2015-03-11 |
Family
ID=52662634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420434529.XU Expired - Fee Related CN204204705U (en) | 2014-08-04 | 2014-08-04 | Combined type keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204204705U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390319A (en) * | 2015-12-03 | 2016-03-09 | 赛诺威盛科技（北京）有限公司 | Button structure |
| CN110199246A (en) * | 2017-01-12 | 2019-09-03 | 微软技术许可有限责任公司 | Compound integral keyboard |
| CN113035626A (en) * | 2020-12-22 | 2021-06-25 | 贵州航天凯山石油仪器有限公司 | Method for manufacturing ultrathin keyboard on control panel of oil field low-voltage testing instrument |
-
2014
- 2014-08-04 CN CN201420434529.XU patent/CN204204705U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390319A (en) * | 2015-12-03 | 2016-03-09 | 赛诺威盛科技（北京）有限公司 | Button structure |
| CN110199246A (en) * | 2017-01-12 | 2019-09-03 | 微软技术许可有限责任公司 | Compound integral keyboard |
| CN110199246B (en) * | 2017-01-12 | 2022-09-20 | 微软技术许可有限责任公司 | Keyboard and method for manufacturing same |
| CN113035626A (en) * | 2020-12-22 | 2021-06-25 | 贵州航天凯山石油仪器有限公司 | Method for manufacturing ultrathin keyboard on control panel of oil field low-voltage testing instrument |
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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: 20150311 Termination date: 20160804 |