CN104299827B - Ultra-thin keyboard switch - Google Patents
Ultra-thin keyboard switch Download PDFInfo
- Publication number
- CN104299827B CN104299827B CN201410506381.0A CN201410506381A CN104299827B CN 104299827 B CN104299827 B CN 104299827B CN 201410506381 A CN201410506381 A CN 201410506381A CN 104299827 B CN104299827 B CN 104299827B
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- Prior art keywords
- drive
- connecting shaft
- movable contact
- lower frame
- pivot
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
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- Push-Button Switches (AREA)
- Electrophonic Musical Instruments (AREA)
Abstract
The invention discloses an ultra-thin keyboard switch. The ultra-thin keyboard switch comprises a base body, a static wafer, a supporting piece, a movable wafer, a lower frame, an upper frame and a keycap, wherein the static wafer and the supporting piece are arranged on the base in the mode that the static wafer is separated from the supporting piece, the static wafer is provided with a first welding pin and a static contact, the supporting piece is provided with a second welding pin, and both the second welding pin and the first welding pin stretch out of the base body; one end of the movable wafer is kept to be electrically connected with the supporting piece in a contact mode, a movable contact is arranged at the other end of the movable wafer, and the movable contact is located above the static contact; the upper frame and the lower frame are pivoted together in a mutually intersecting and overlapping mode, the movable wafer is driven by an X-shaped structure composed of the upper frame and the lower frame to move, guide columns adopted in the prior art are omitted, and thus the overall thickness of the product is reduced; meanwhile, no matter where a finger acts on the keycap, the upper frame and the lower frame can be in linkage to drive the movable wafer to move, stable downward pressing is achieved, breakover connection between the static wafer and the movable wafer can be more sensitive, and the product is more convenient to use.
Description
Technical field
The present invention relates to keyboard switch art, refer in particular to a kind of super-thin keyboard switch.
Background technology
Keyboard switch, as the term suggests being a kind of switch applied and be installed on keyboard, the primary structure bag of this switch
Include pedestal, Shang Gai, static contact, movable contact spring and push button element, on this, lid and pedestal enclose formation accommodating cavity, this static contact, dynamic touched
Piece and push button element are arranged in this accommodating cavity, and one end of this push button element is exposed outside accommodating cavity, by pressing manipulation push button element, make
Obtain push button element up and down, and then acted on movable contact spring so that movable contact spring contacts connection or de- with static contact by push button element
From separately.
Above-mentioned existing keyboard switch structure, though be provided to user and disconnecting or turn between static contact and movable contact spring
The effect connecting, really has progressive, but has been found that when actually used and still suffer from its own structure and serviceability
There are many deficiencies, cause existing keyboard switch in practical application, fail to reach optimal using effect and task performance, existing
Its shortcoming is summarized as follows：
The push button element of the switch of existing keyboard be guide pillar form so that whole product thickness is thicker, and push button element is peace
It is loaded on the bottom centre of keycap, when finger acts only on lateral edges of keycap, push button element cannot steadily push, and then also no
Method realizes the conducting of static contact and movable contact spring, using more inconvenience.
Content of the invention
In view of this, the present invention is directed to the disappearance of prior art presence, and its main purpose is to provide a kind of ultra-thin type keyboard
Switch, it can the existing thick and awkward problem of keyboard switch thickness of effectively solving.
For achieving the above object, the present invention is using following technical scheme：
A kind of super-thin keyboard switch, includes pedestal, static contact, support chip, movable contact spring, lower frame, upper ledge and keycap；
This static contact and support chip are separated from each other and are arranged on pedestal, and this static contact has the first welding foot and stationary contact, this support chip
There is the second welding foot, this second welding foot and the first welding foot all stretch out outside pedestal；This movable contact spring one end is kept with support chip
Contact electrical connection, the other end of movable contact spring has movable contact, and this movable contact is located at the top of stationary contact；This upper ledge is with lower frame each other
Intersect and foldable be articulated, the lower end of upper ledge and the two ends pivot joint with pedestal respectively of the lower end of lower frame, upper ledge upper
End and the upper end bottom two ends pivot joint with keycap respectively of lower frame, upper ledge and lower frame form X-type structure and drive movable contact spring activity,
When upper ledge is in closed state with lower frame, this movable contact contacts electrical connection with stationary contact, is arranged at for this movable contact spring and promotes
Movable contact spring reset makes movable contact leave the elastic component of stationary contact.
As a kind of preferred version, described lower frame and upper ledge are all U-shaped, and this lower frame includes the first cross bar and two first even
Bar, the two ends of this first cross bar have all extended outward the first drive-connecting shaft, the first drive-connecting shaft and keycap pivot joint, this two first connecting rod
Parallel to each other and be integrally formed with the two ends of the first cross bar respectively and be connected, all extending inside the tail end of two first connecting rods has second
Drive-connecting shaft, the second drive-connecting shaft and pedestal pivot joint；This upper ledge includes the second cross bar and two second connecting rods, the two ends of this second cross bar
All extend outward the 3rd drive-connecting shaft, the 3rd drive-connecting shaft and keycap pivot joint, this two second connecting rod is parallel to each other and respectively with the
The two ends of two cross bars are integrally formed connection, and all extending inside the tail end of two second connecting rods has the 4th drive-connecting shaft, the 4th drive-connecting shaft
With pedestal pivot joint, and, the two second connecting rods corresponding inner side being located at two first connecting rods respectively, the middle part of two second connecting rods corresponds to respectively
Middle part pivot joint with two first connecting rods.
As a kind of preferred version, the rear end surface of described first connecting rod is arranged with the first embedding slot, before first connecting rod
It is arranged with the second embedding slot, under closed state, the first half of second connecting rod is embedded in the first embedding slot, second connecting rod inside end
Latter half be embedded in the second embedding slot.
As a kind of preferred version, extend outward the 6th drive-connecting shaft outside the middle part of described second connecting rod, accordingly
It is provided with pivoted hole, pivot joint in the 6th drive-connecting shaft insertion pivoted hole on this first connecting rod.
As a kind of preferred version, described pedestal is concavely provided with the first pivot connected slot and the second pivot connected slot, this second drive-connecting shaft
Correspond to inlay card respectively in the first pivot connected slot and the second pivot connected slot with the 4th drive-connecting shaft, and be provided with lid on this pedestal, on this
Lid is limited in corresponding respectively to the second drive-connecting shaft and the 4th drive-connecting shaft in the first pivot connected slot and the second pivot connected slot, and this movable contact spring is located at
The lower section of upper lid.
As a kind of preferred version, the bottom of described keycap is provided with the 3rd pivot connected slot and the 4th pivot connected slot, this first pivot
Correspondence is snapped in pivot joint in the 3rd pivot connected slot and the 4th pivot connected slot respectively for spindle and the 3rd drive-connecting shaft.
As a kind of preferred version, described elastic component is extension spring, and one end of this extension spring and upper ledge buckle, the other end of extension spring
Buckle with movable contact spring.
As a kind of preferred version, described elastic component is shell fragment, and it is integrally formed and is arranged on shake-up piece, this movable contact spring with
Lower frame is installed and is connected.
As a kind of preferred version, described pedestal is embedded in X-type structure.
As a kind of preferred version, described pedestal is located at the lower section of X-type structure.
The present invention compared with prior art has clear advantage and beneficial effect, specifically, by technique scheme
Understand：
By using upper ledge and lower frame be intersected with each other and foldable be articulated, and coordinate upper ledge to form X with lower frame
Type structure and drive movable contact spring activity, instead of tradition in the form of guide pillar so that the integral thickness of product is thinning, and
And, no matter finger acts on any position, upper ledge and all achievable linkage of lower frame of keycap and drives movable contact spring activity, realizes steady
Fix pressure so that static contact is connected sensitiveer with the conducting of movable contact spring, product is using convenient.
For more clearly illustrating architectural feature and effect of the present invention, come to this with specific embodiment below in conjunction with the accompanying drawings
Bright it is described in detail.
Brief description
Fig. 1 is the assembling schematic perspective view of first preferred embodiment of the present invention；
Fig. 2 is the exploded view of first preferred embodiment of the present invention；
Fig. 3 is the exploded view of another angle of the first preferred embodiment of the present invention；
Fig. 4 is the first preferred embodiment another angle decomposition figure of the present invention；
Fig. 5 is the partial assembly drawing of first preferred embodiment of the present invention；
Fig. 6 is the view that in Fig. 5, upper ledge and lower frame open；
Fig. 7 is the use state schematic diagram of first preferred embodiment of the present invention；
Fig. 8 be the present invention the first preferred embodiment in upper ledge and lower frame enlarged diagram；
Fig. 9 is the sectional view of first preferred embodiment of the present invention；
Figure 10 is the local assembling schematic perspective view of second preferred embodiment of the present invention；
Figure 11 is the local assembling schematic perspective view of the 3rd preferred embodiment of the present invention.
Accompanying drawing identifier declaration：
10th, pcb board 11, LED
20th, pedestal 21, breach
22nd, cavity 23, the first pivot connected slot
24th, the second pivot connected slot 25, buckle
30th, static contact 31, the first welding foot
32nd, stationary contact 40, support chip
41st, the second welding foot 42, location division
50th, movable contact spring 51, movable contact
52nd, the second hanging hole 60, lower frame
61st, the first cross bar 62, first connecting rod
63rd, the first drive-connecting shaft 64, the second drive-connecting shaft
65th, pivoted hole 601, the first embedding slot
602nd, the second embedding slot 70, upper ledge
71st, the second cross bar 72, second connecting rod
73rd, the 3rd drive-connecting shaft 74, the 4th drive-connecting shaft
75th, the 6th drive-connecting shaft 701, the first hanging hole
80th, keycap 81, the 3rd pivot connected slot
82nd, the 4th pivot connected slot 90, elastic component
91st, the first hook part 92, the second hook part
10 ', upper lid 11 ', button hole
12 ', location hole 13 ', pin.
Specific embodiment
Refer to shown in Fig. 1 to Fig. 9, that show the concrete structure of first preferred embodiment of the present invention, include
Pcb board 10, pedestal 20, static contact 30, support chip 40, movable contact spring 50, lower frame 60, upper ledge 70 and keycap 80.
It is provided with LED 11 on this pcb board 10, this pedestal 20 is arranged on pcb board 10, this pedestal 20 is provided with one and lacks
Mouth 21, this LED 11 is located in this breach 21.
This static contact 30 and support chip 40 are separated from each other and are arranged on pedestal 20, and this static contact 30 has the first welding foot 31
With stationary contact 32, this support chip 40 has the second welding foot 41, and this second welding foot 41 and the first welding foot 31 all stretch out pedestal
Electrically connect with pcb board 10 welding outside 20.
This movable contact spring 50 one end keeps contacting electrical connection with support chip 40, and the other end of movable contact spring 50 has movable contact 51,
This movable contact 51 is located at the top of stationary contact 32.
This upper ledge 70 is intersected with each other with lower frame 60 and foldable be articulated, under the lower end of upper ledge 70 and lower frame 60
The end two ends pivot joint with pedestal 20 respectively, the upper end bottom two ends pivot with keycap 80 respectively of the upper end of upper ledge 70 and lower frame 60
Connect, upper ledge 70 and lower frame 60 form X-type structure and drive movable contact spring 50 activity, when upper ledge 70 and lower frame 60 are in closed state
When, this movable contact 51 contacts electrical connection with stationary contact 32, is arranged at for this movable contact spring 50 and promotes movable contact spring 50 to reset so that moving
The elastic component 90 of stationary contact 32 is left in contact 51.
Specifically, in the present embodiment, this lower frame 60 and upper ledge 70 are all U-shaped, and this lower frame 60 includes the first cross bar
61 and two first connecting rods 62, the two ends of this first cross bar 61 have all extended outward the first drive-connecting shaft 63, the first drive-connecting shaft 63 with
Keycap 80 pivot joint, this two first connecting rod 62 is parallel to each other and is integrally formed with the two ends of the first cross bar 61 respectively and is connected, and two first
All extending inside the tail end of connecting rod 62 has the second drive-connecting shaft 64, the second drive-connecting shaft 64 and pedestal 20 pivot joint；This upper ledge 70 includes
There are the second cross bar 71 and two second connecting rods 72, the two ends of this second cross bar 71 have all extended outward the 3rd drive-connecting shaft 73, the 3rd
Drive-connecting shaft 73 and keycap 80 pivot joint, this two second connecting rod 72 is parallel to each other and is integrally formed with the two ends of the second cross bar 71 respectively even
Connect, all extending inside the tail end of two second connecting rods 72 has the 4th drive-connecting shaft 74, the 4th drive-connecting shaft 74 and pedestal 20 pivot joint, and,
The two second connecting rods 72 corresponding inner side being located at two first connecting rods 62 respectively, the middle part of two second connecting rods 72 corresponds to and two first respectively
The middle part pivot joint of connecting rod 62, in the present embodiment, has extended outward the 6th drive-connecting shaft 75 outside the middle part of this second connecting rod 72,
Pivoted hole 65, pivot joint in the 6th drive-connecting shaft 75 insertion pivoted hole 65 are accordingly provided with this first connecting rod 62.
The rear end surface of this first connecting rod 62 is arranged with the first embedding slot 601, and the leading inside of first connecting rod 62 is arranged with
Second embedding slot 602, under closed state, the first half of second connecting rod 72 is embedded in the first embedding slot 601, second connecting rod 72
Latter half is embedded in the second embedding slot 602, so that product is thinner.
This pedestal 20 is concavely provided with cavity 22, two first pivot connected slots 23 and two second pivot connected slots 24, this two first pivot connected slot
23 and two second pivot connected slot 24 be distributed in four edges, aforementioned second drive-connecting shaft 64 and the 4th drive-connecting shaft 74 on pedestal 20 surface
Correspond to inlay card respectively in the first pivot connected slot 23 and the second pivot connected slot 24, and lid 10 ', lid on this are provided with this pedestal 20
10 ' are limited in corresponding respectively to the second drive-connecting shaft 64 and the 4th drive-connecting shaft 74 in the first pivot connected slot 23 and the second pivot connected slot 24, should
Movable contact spring 50 is embedded in cavity 22 and is located at the lower section of upper lid 10 '.On this, the two opposite sides plate of lid 10 ' is provided with button hole 11 ',
Accordingly it is provided with buckle 25 on this pedestal 20, this buckle 25 is fastened and connected so that achieving upper lid each other with button hole 11 '
10 ' are installed on pedestal 20, and the top of this support chip 40 has location division 42, and on this, lid 10 ' is above provided with location hole 12 ',
The middle positioning of location hole 12 ' is inserted in this location division 42, and on this, biside plate of lid 10 ' also extends and has pin 13 ', this pin
It is welded and fixed in 13 ' insertion pcb boards 10.
And, the bottom of this keycap 80 is provided with the 3rd pivot connected slot 81 and the 4th pivot connected slot 82, this first drive-connecting shaft 63 He
Correspondence is snapped in pivot joint in the 3rd pivot connected slot 81 and the 4th pivot connected slot 82 to 3rd drive-connecting shaft 73 respectively.
In the present embodiment, this elastic component 90 is extension spring, and lid 10 ' is exposed in this extension spring, and the two ends of this extension spring are respectively provided with
First hook part 91 and the second hook part 92, the second cross bar 71 of this upper ledge 70 is provided with the first hanging hole 701, this first hook part 91 and
One hanging hole 701 buckles, and this movable contact spring 50 is provided with the second hanging hole 52, and this second hook part 92 is buckled with the second hanging hole 52.
In addition, this pedestal 20 is embedded in aforementioned X-type structure, so that the volume of this product is less.
During assembling, by static contact 30 and support chip 40 respectively from top to bottom socket on the corresponding position of pedestal 20, then,
Movable contact spring 50 is placed in cavity 22, and movable contact spring 50 is butted on support chip 40 and keep contact, then, by upper ledge 70 and under
Frame 60 pivot joint intersected with each other together, and makes the second drive-connecting shaft 64 and the 4th drive-connecting shaft 74 correspond to inlay card respectively in the first pivot connected slot
23 and second in pivot connected slot 24, then, the first hook part 91 of extension spring and the first hanging hole 701 are buckled, and, by the second of extension spring
Hook part 92 is buckled with the second hanging hole 52, and then, by upper lid 10 ', spiral-lock, on pedestal 20, then, assembles keycap 80 from top to bottom,
Correspondence is snapped in pivot joint in the 3rd pivot connected slot 81 and the 4th pivot connected slot 82 respectively to make the first drive-connecting shaft 63 and the 3rd drive-connecting shaft 73
?.
During use, when pressing keycap 80, this upper ledge 70 and the downward activity of lower frame 60 and be superimposed together, meanwhile, this bullet
Property part 90 be stretched, the downward activity of this movable contact spring 50 is so that movable contact 51 contacts electrical connection with stationary contact 32；When unclamping keycap 80
When, elastic component 90 recovers deformation, and in the presence of elastic component 90, upper ledge 70 and lower frame 60 open upwards, and keycap 80 resets upwards,
Meanwhile, movable contact spring 50 also resets so that movable contact 51 leaves stationary contact 32 upwards.
Refer to shown in Figure 10, that show the concrete structure of second preferred embodiment of the present invention, the present embodiment
Concrete structure is essentially identical with the concrete structure of aforementioned first preferred embodiment, itself except that：
In the present embodiment, this elastic component 90 is shell fragment, and it is integrally formed and is arranged on movable contact spring 50, this movable contact spring 50 with
Lower frame 60 is installed and is connected.
The assembling process of the present embodiment all identical with aforementioned first preferred embodiment with using method at this to this enforcement
The assembling process of example and using method do not describe in detail.
Refer to shown in Figure 11, that show the concrete structure of the 3rd preferred embodiment of the present invention, the present embodiment
Concrete structure is essentially identical with the concrete structure of aforementioned first preferred embodiment, itself except that：
This pedestal 20 is located at the lower section of X-type structure, and this upper ledge 70 and lower frame 60 all protrude upward lid 10 ' outward.
The assembling process of the present embodiment and using method all with aforementioned first preferred embodiment essentially identical at this to this
The assembling process of embodiment and using method do not describe in detail.
The design focal point of the present invention is：By using upper ledge and lower frame be intersected with each other and foldable be articulated,
And coordinate upper ledge and lower frame composition X-type structure to drive movable contact spring activity, instead of tradition in the form of guide pillar so that product
The integral thickness of product is thinning, and, no matter finger acts on any position, upper ledge and all achievable linkage of lower frame of keycap and carries
The activity of dynamic movable contact spring, realizes stably pushing so that static contact is connected sensitiveer with the conducting of movable contact spring, product use is more square
Just.
The above, be only presently preferred embodiments of the present invention, not the technical scope of the present invention imposed any restrictions,
Therefore any trickle amendment, equivalent variations and modification that every technical spirit according to the present invention is made to above example, all still
Belong in the range of technical solution of the present invention.
Claims (10)
1. a kind of super-thin keyboard switch it is characterised in that：Include pedestal, static contact, support chip, movable contact spring, lower frame, upper ledge
And keycap；This static contact and support chip are separated from each other and are arranged on pedestal, and this static contact has the first welding foot and stationary contact,
This support chip has the second welding foot, and this second welding foot and the first welding foot all stretch out outside pedestal；This movable contact spring one end with
Blade keeps contact electrical connection, and the other end of movable contact spring has movable contact, and this movable contact is located at the top of stationary contact；This upper ledge with
Lower frame is intersected with each other and foldable be articulated, the lower end of upper ledge and the two ends pivot joint with pedestal respectively of the lower end of lower frame,
The bottom two ends pivot joint with keycap respectively of the upper end of the upper end of upper ledge and lower frame, upper ledge forms X-type structure with lower frame and drives dynamic
Contact activity, when upper ledge is in closed state with lower frame, this movable contact contacts electrical connection with stationary contact, sets for this movable contact spring
It is placed in and promote movable contact spring to reset so that movable contact leaves the elastic component of stationary contact.
2. super-thin keyboard switch according to claim 1 it is characterised in that：Described lower frame and upper ledge are all U-shaped, under this
Frame includes the first cross bar and two first connecting rods, and the two ends of this first cross bar have all extended outward the first drive-connecting shaft, the first pivot
Spindle and keycap pivot joint, this two first connecting rod is parallel to each other and is integrally formed with the two ends of the first cross bar respectively and is connected, and two first
All extend inside the tail end of connecting rod and have the second drive-connecting shaft, the second drive-connecting shaft and pedestal pivot joint；This upper ledge includes the second cross bar
With two second connecting rods, the two ends of this second cross bar have all extended outward the 3rd drive-connecting shaft, the 3rd drive-connecting shaft and keycap pivot joint, have been somebody's turn to do
Two second connecting rods are parallel to each other and be integrally formed with the two ends of the second cross bar respectively and be connected, and all prolong inside the tail end of two second connecting rods
It is extended with the 4th drive-connecting shaft, the 4th drive-connecting shaft and pedestal pivot joint, and, two second connecting rods are corresponding respectively to be located at the interior of two first connecting rods
Side, the middle part corresponding middle part pivot joint with two first connecting rods respectively of two second connecting rods.
3. super-thin keyboard switch according to claim 2 it is characterised in that：The rear end surface of described first connecting rod is recessed
There is the first embedding slot, the leading inside of first connecting rod is arranged with the second embedding slot, under closed state, the first half of second connecting rod
It is embedded in the first embedding slot, the latter half of second connecting rod is embedded in the second embedding slot.
4. super-thin keyboard switch according to claim 2 it is characterised in that：Outside the middle part of described second connecting rod outwards
Extend and have the 6th drive-connecting shaft, be accordingly provided with pivoted hole on this first connecting rod, the 6th drive-connecting shaft insertion pivoted hole maincenter
Connect.
5. super-thin keyboard switch according to claim 2 it is characterised in that：Described pedestal is concavely provided with the first pivot connected slot
With the second pivot connected slot, this second drive-connecting shaft and the 4th drive-connecting shaft correspond to inlay card respectively in the first pivot connected slot and the second pivot connected slot,
And be provided with lid on this pedestal, on this lid by the second drive-connecting shaft and the 4th drive-connecting shaft respectively correspondence be limited in the first pivot connected slot and
In second pivot connected slot, this movable contact spring is located at the lower section of upper lid.
6. super-thin keyboard switch according to claim 2 it is characterised in that：The bottom of described keycap is provided with the 3rd pivot
Correspondence is snapped in the 3rd pivot connected slot and the 4th pivot connected slot respectively for access slot and the 4th pivot connected slot, this first drive-connecting shaft and the 3rd drive-connecting shaft
Middle pivot joint.
7. super-thin keyboard switch according to claim 1 it is characterised in that：Described elastic component is extension spring, this extension spring
One end is buckled with upper ledge, and the other end of extension spring and movable contact spring buckle.
8. super-thin keyboard switch according to claim 1 it is characterised in that：Described elastic component is shell fragment, and its one becomes
Type is arranged on movable contact spring, and this movable contact spring is installed with lower frame and is connected.
9. super-thin keyboard switch according to claim 1 it is characterised in that：Described pedestal is embedded in X-type structure.
10. super-thin keyboard switch according to claim 1 it is characterised in that：Described pedestal is located under X-type structure
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410506381.0A CN104299827B (en) | 2014-07-08 | 2014-09-28 | Ultra-thin keyboard switch |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410322216 | 2014-07-08 | ||
| CN201410322216X | 2014-07-08 | ||
| CN201410322216.X | 2014-07-08 | ||
| CN201410506381.0A CN104299827B (en) | 2014-07-08 | 2014-09-28 | Ultra-thin keyboard switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104299827A CN104299827A (en) | 2015-01-21 |
| CN104299827B true CN104299827B (en) | 2017-02-15 |
Family
ID=52319510
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410506381.0A Active CN104299827B (en) | 2014-07-08 | 2014-09-28 | Ultra-thin keyboard switch |
| CN201410506441.9A Active CN104299828B (en) | 2014-07-08 | 2014-09-28 | The ultra-thin keyboard switch that can steadily push |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410506441.9A Active CN104299828B (en) | 2014-07-08 | 2014-09-28 | The ultra-thin keyboard switch that can steadily push |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101870587B1 (en) |
| CN (2) | CN104299827B (en) |
| WO (1) | WO2016004755A1 (en) |
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2014
- 2014-09-28 CN CN201410506381.0A patent/CN104299827B/en active Active
- 2014-09-28 CN CN201410506441.9A patent/CN104299828B/en active Active
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2015
- 2015-01-21 KR KR1020177001071A patent/KR101870587B1/en active IP Right Grant
- 2015-01-21 WO PCT/CN2015/071178 patent/WO2016004755A1/en active Application Filing
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| US7656268B2 (en) * | 2005-07-02 | 2010-02-02 | Tsung-Mou Yu | Safety switch |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104299828B (en) | 2017-10-03 |
| CN104299827A (en) | 2015-01-21 |
| KR101870587B1 (en) | 2018-06-22 |
| CN104299828A (en) | 2015-01-21 |
| KR20170016982A (en) | 2017-02-14 |
| WO2016004755A1 (en) | 2016-01-14 |
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