CN103745857B - Keyboard lever and mechanical lever-type METAL DOME keyboard - Google Patents
Keyboard lever and mechanical lever-type METAL DOME keyboard Download PDFInfo
- Publication number
- CN103745857B CN103745857B CN201310720715.XA CN201310720715A CN103745857B CN 103745857 B CN103745857 B CN 103745857B CN 201310720715 A CN201310720715 A CN 201310720715A CN 103745857 B CN103745857 B CN 103745857B
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- Prior art keywords
- lever
- shell fragment
- keyboard
- keycap
- base plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 title abstract description 8
- 229910052751 metal Inorganic materials 0.000 title abstract description 8
- 239000012634 fragment Substances 0.000 claims abstract description 48
- 238000003825 pressing Methods 0.000 claims abstract description 34
- 238000010276 construction Methods 0.000 claims abstract description 16
- 238000005034 decoration Methods 0.000 claims description 15
- 239000010985 leather Substances 0.000 claims description 13
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 239000010408 film Substances 0.000 description 17
- 230000006870 function Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
A kind of keyboard lever and mechanical lever-type METAL? DOME keyboard, lever is in " Z " font, comprise pressing position, connecting portion and lever construction, lever one end is installed with pressing position, the other end is installed with connecting portion, lever construction is provided with the structure that pushes shrapnel, connecting portion offers more than one truck dead lever structure hole, ultra-thin keyboard comprises keycap, lever, fixing film, shell fragment, PCB and base plate, described base plate is fixed with the erection column for erection column lever, PCB is arranged on base plate, shell fragment is arranged on PCB, fixing film is arranged on above shell fragment, lever is arranged on above fixing film, the structure that pushes shrapnel on lever corresponds to shell fragment and arranges, keycap is arranged on above lever, and the pressing position corresponded on lever is arranged.The whole product of the present invention is light, thin, simple and direct, installs, convenient disassembly, and good hand touch, easy to carry.
Description
Technical field
The present invention discloses a kind of ultra-thin keyboard; particularly a kind of keyboard lever and mechanical lever-type METALDOME ultra-thin keyboard; it is for panel computer (TabletPC, PAD or super etc.; below be referred to as panel computer) plug-in input through keyboard, control, the various function of operate tablet computer, protection panel computer be not scraped off, be applicable to the plug-in keyboard of panel computer, super keyboard, ultra-thin keyboard, learning machine key industry.
Background technology
In the epoch of panel computer, super high speed development, what bring is provide view Internet webpage easily, easily, send and receive e-mail, watch the functions such as e-book, audio plays or video, but it also has a fly in the ointment, panel computer all adopts touch-screen to input usually, due to its input be inconvenient to make it substantially not possess the ability of office, this is the greatest problem that current panel computer faces.
In order to solve the problem, there is bluetooth external hanging type keyboard on the market at present, the input bottleneck of panel computer can be overcome by this kind of keyboard, but bluetooth keyboard of the prior art is all adopt conventional scissors pin formula button cap structure, scissor formula keyboard its can not fall because of reasons in structure integral thickness, so whole finished product is thicker, it is convenient not to carry, the advantage such as " light, thin, easy to carry " when so just can not highlight panel computer initial design.
Simultaneously, market is also proposed tactile keyboard, although this keyboard can be accomplished frivolous, but it adopts touch input mode, do not input feel completely when operating, and during input, sensation is typewrited just as on a flat board, function whether is had to input operator when a key is pressed completely unclear, and because keyboard area is little, button arrangement is compact, during input, finger is easy to beat by mistake.
Summary of the invention
For the shortcoming of the above-mentioned flat computer keyboard input inconvenience of the prior art mentioned, the invention provides a kind of new mechanical lever formula METALDOME ultra-thin keyboard, it adopts the principle of lever to combine with METALDOME, achieves it and has the features such as light, thin, easy to carry, stroke is high, noise is little.
The technical scheme that the present invention solves the employing of its technical problem is: a kind of keyboard lever, lever is in " Z " font, comprise pressing position, connecting portion and lever construction, lever one end is installed with pressing position, the other end is installed with connecting portion, lever construction is provided with the structure that pushes shrapnel, and connecting portion offers more than one truck dead lever structure hole.
A kind of mechanical lever-type METALDOME ultra-thin keyboard adopting above-mentioned keyboard lever, ultra-thin keyboard comprises keycap, lever, fixing film, shell fragment, PCB and base plate, described base plate is fixed with the erection column for erection column lever, PCB is arranged on base plate, shell fragment is arranged on PCB, fixing film is arranged on above shell fragment, lever is arranged on above fixing film, the structure that pushes shrapnel on lever corresponds to shell fragment and arranges, keycap is arranged on above lever, and the pressing position corresponded on lever is arranged.
The technical scheme that the present invention solves the employing of its technical problem further comprises:
The described structure that pushes shrapnel is convex closure.
Described pressing position offers transparent area.
Described pressing position is provided with keycap fixed position.
Described connecting portion is provided with pressing force adjustment structure.
Described pressing force adjustment structure adopts waist-shaped hole.
Air guide groove layer is provided with below described shell fragment, air guide groove layer is arranged between shell fragment and PCB, and air guide groove layer, for have shell fragment hole on air slot carrier, is interconnected by air slot between adjacent shell fragment hole, 2 to 3 adjacent shell fragment holes are interconnected, and shell fragment is arranged on shell fragment hole place.
Be provided with decoration above described keycap, decoration corresponds to keycap position and be provided with perforate, keycap is exposed to tapping.
Described keyboard also includes protection leather sheath, and base plate is fixedly mounted on protection leather sheath.
The invention has the beneficial effects as follows: the whole product of the present invention is light, thin, simple and direct, install, convenient disassembly, and good hand touch, easy to carry, its collocation leather sheath can be made into ultra-thin leather sheath keyboard, collocation notebook can be made into super, takes different products and obtains the higher product of attached value.Mechanical lever-type METALDOME ultra-thin keyboard of the present invention will be that keyboard industry one is innovated greatly, will be revolutionary reform to traditional keyboard industry!
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Accompanying drawing explanation
Fig. 1 is that the present invention is with leather sheath perspective view.
Fig. 2 is that the present invention is with another view stereo structural representation of leather sheath.
Fig. 3 is the decoration structure schematic diagram in the present invention.
Fig. 4 is the lever perspective view in the present invention.
Fig. 5 is that structural representation faced by the lever in the present invention.
Fig. 6 is the lever backsight structural representation in the present invention.
Fig. 7 is the lever side-looking structural representation in the present invention.
Fig. 8 is fixing film (fixing METALDOME) structural representation in the present invention.
Fig. 9 is the air slot structural representation in the present invention.
Figure 10 is the METALDOME structural representation in the present invention.
Figure 11 is PCB in the present invention or conductive film structure schematic diagram.
Figure 12 is the base arrangement schematic diagram in the present invention.
Figure 13 is decomposing state structural representation of the present invention.
In figure, 1-keyboard body, 2-leather sheath, 3-decoration, 31-perforate, 4-keycap, 5-lever, 51-pressing position, 52-pressing force adjustment structure, 53-connecting portion, 54-pushes shrapnel structure, 55-truck dead lever mechanism hole, 56-lever construction, 57-transparent area, 58-keycap fixed position, 6-fixes film, 61-gas port, 7-air guide groove layer, 71-air slot carrier, 72-shell fragment hole, 73-air slot, 8-shell fragment, 9-PCB, 10-base plate, 101-erection column, 102-location hole.
Embodiment
The present embodiment is the preferred embodiment for the present invention, and other its principles all are identical with the present embodiment or approximate with basic structure, all within scope.
Please refer to accompanying drawing 13, keyboard body 1 of the present invention mainly comprises keycap 4, lever 5, fixing film 6, air guide groove layer 7, shell fragment 8, PCB9 and base plate 10, keycap 4, lever 5, fixing film 6, air guide groove layer 7, shell fragment 8, PCB9 and base plate 10 are cascading from top to bottom, base plate 10 is the base support structure in the present invention, PCB9 is arranged on base plate 10, in the present embodiment, PCB9 can also adopt FPC, conducting film or other materials with line function structure are replaced, shell fragment 8 is arranged in air guide groove layer 7, air guide groove layer 7 is arranged on PCB9, fixing film 6 is arranged on above shell fragment 8, shell fragment 8 and air guide groove layer 7 are fixed together, lever 5 is arranged on above fixing film 6, each shell fragment 8 correspondence arranges one or more lever 5, keycap 4 is arranged on above lever 5.In the present embodiment, according to actual needs decoration 3 can be set above keycap 4, play decoration function.Keyboard body 1 in the present invention can be used alone; as external connection keyboard or the ultra-thin keyboard of panel computer; also can be fixedly mounted on (incorporated by reference to referring to accompanying drawing 1 and accompanying drawing 2) on leather sheath 1; be used as the panel computer protection leather sheath with keypad function; inside of the present invention can arrange bluetooth module; the present invention is used as bluetooth keyboard; wireless communication module (as: RF module etc.) also can be set; the present invention is used as Wireless Keyboard; or PS/2 interface or USB interface can be connected, the present invention is used as wired keyboard.
Please refer to accompanying drawing 3, in the present embodiment, perforate 31 can be offered on decoration 3, position limiting structure (not shown in FIG.) is provided with in decoration 3 inside, both keycap 4 can have been made to expose from perforate 31, can prevent again keycap 4 from departing from decoration 3, can not move up again after keycap 4 to certain position can being limited by position limiting structure, prevent keycap from artificially being taken out.In the present embodiment, decoration 3 is provided with more than one reference column (not shown in FIG.), and on base plate 10, correspondence position offers location hole 102, cooperatively interacts by reference column and location hole, and decoration 3 is fixed on above base plate 10.In the present embodiment, the material of decoration 3 adopts hard material, and as plastics, five metals class, wood type, its thickness is between 0.3-3mm.
In the present embodiment, keycap 4 is also referred to as button, keycap 4 is printed on required character and pattern, each keycap 4 is all fixed on base layer structure, the Main Function of base layer structure is that single keycap, button are linked to be an entirety, in the present embodiment, above the reference column position corresponded on decoration 3 also has supporting location hole, to play fixation.In the present embodiment, the material of keycap 4 is silica gel, plastics, five metals class, and keycap, button integral thickness are between 0.2-1.5mm, and the material of basal layer is the flexible material such as silica gel, TPU, and thickness is between 0.05-1.00mm.
Please refer to accompanying drawing 4 to accompanying drawing 7, in the present embodiment, lever 5 comprises pressing position 51, pressing force adjustment structure 52, connecting portion 53, the structure that pushes shrapnel 54 and lever construction 56, in the present embodiment, lever 5 entirety is in " Z " font, lever construction 56 is arranged on centre, lever construction 56 one end is fixedly connected with connecting portion 53, the other end is fixedly connected with pressing position 51, connecting portion 53 offers more than one truck dead lever structure hole 55, for installing lever 5, in the present embodiment, base plate 10 is fixedly installed erection column 101, can lever 5 be fixedly mounted on base plate 10, multiple independent lever 5 can be linked to be an entirety by connecting portion 53, so that follow-up assembling.In the present embodiment, connecting portion 53 offers waist-shaped hole, it is pressing force adjustment structure 52, changes the dynamics size that pressing position presses down, to adjust the operating physical force size of lever 5 by the size of adjustment pressing force adjustment structure 52 perforate and with the spacing of lever construction 56.In the present embodiment, lever construction 56 is provided with the structure 54 that pushes shrapnel, the structure that pushes shrapnel 54 corresponds to shell fragment 8 position and arranges, when pressing pressing position 51, the structure that pushes shrapnel 54 can be pressed onto on shell fragment 8, makes shell fragment 8 action touch wiring board, makes circuit turn-on, in the present embodiment, the structure that pushes shrapnel 54 is protruding convex closure.In the present embodiment, have transparent area 57 in pressing position 51 centre position, light below can be made thoroughly to come up by transparent area 57, illuminate the character on keycap, button.In the present embodiment, pressing position 51 is provided with keycap fixed position 58, for fixedly mounting keycap 4.In the present embodiment, the height of whole lever construction is controlled by the degree of adjustment between lever construction 56, connecting portion 53 and pressing position 51, and then adjusting whole keyboard thickness, the lever 5 in the present invention can according to the lever of the different size of the keyboard Designing of different size.In the present embodiment, the material of lever 5 is stainless steel.
Please refer to accompanying drawing 8, the fixing film 6 in the present embodiment has gas port 61, gas port 61 corresponds to shell fragment 8 edge and arranges, and to improve feel, fixing film 6 is provided with glue, is adhered to above air guide groove layer 7 by shell fragment 8 by fixed thereon for shell fragment 8, meanwhile.
Please refer to accompanying drawing 9, in the present embodiment, air guide groove layer 7 mainly has shell fragment hole 72 on air slot carrier 71, be interconnected by air slot 73 between adjacent shell fragment hole 72,2 to 3 adjacent shell fragment holes 72 are interconnected, and shell fragment 8 is arranged on shell fragment hole 72 place, can be played the effect improving handfeel of keys by air slot 73, air slot carrier 71 has glue above simultaneously, air guide groove layer 7 is adhered on conducting film or pcb board 9 by glue face.
Please refer to accompanying drawing 10, in the present embodiment, shell fragment 8 corresponds to and arranges one or more below each keycap 4, and the diameter of shell fragment 8 has 4-12mm, selects the metal clips of different size according to the button of different size, keycap 4.In the present embodiment, shell fragment is in the industry also referred to as being METALDOME, thin film switch, pot young sheet, DOMESHEET or metal clips etc.
Please refer to accompanying drawing 11, in the present embodiment, pcb board 9 is provided with circuit, splicing ear and is similar to pad etc., pcb board 9 also offers location hole, for the installation of pcb board 9, on pcb board 9, being provided with the communication modules such as recognition by pressing keys circuit and bluetooth module in the present embodiment, when pressing any button, playing the function realizing conducting.
Please refer to accompanying drawing 12, in the present embodiment, the material of base plate 10 is hard material, and as five metals class, plastics etc., play a supporting role, the thickness of base plate 10 is between 0.2-1.5mm.
The present invention adopt the high life, high-stroke, high thoughts and feelings rate, low pressing force METALDOME as the element realizing feel, in the below of METALDOME, circuit is set, realize every electrical function of keyboard, above every METALDOME, lever-type structure is set, to improve keyboard feel and stroke function, have hole above each lever-type structure, there is erection column 101 position that base plate is corresponding, and lever-type structure is fixed on base plate 10.Keycap 4 is fixed on above lever-type structure, is printed on font above keycap, and have hole above the escutcheon that keycap is corresponding, escutcheon is set on keycap.
Production process of the present invention is: first in the PET sheet of 0.05-0.25mm, design METALDOME device aperture and air guide groove/opening, PET sheet divides three layers, release layer, glue-line, facestock layer, with the full-automatic volume to volume coating machine of independent research, the another kind of PET sheet of 0.025-0.10mm is overlayed on the PET plane materiel of METALDOME device aperture and air guide groove/opening again, then with the chip mounter of independent research, METALDOME is attached in the PET sheet of 0.025-0.10mm.The METALDOME module group assembling (on circuit element) on PCB or conducting film will assembled again, the conduction such as pcb board or conducting film original paper is fixed on base plate, PCB or conducting film need to be connected on bluetooth module, play on/off effect, the effect of final control terminal machine.On every METALDOME, arrange a lever-type structure again, lever-type structure uses the shape of high velocity ram machine required for steel band upper punch one out, and the stroke of lever construction, feel, pressing force regulate by mould, to reach required effect.Lever construction mainly plays the effect improving feel, stroke.Lever-type structure has different holes, be used as fixing keycap effect and lever-type structure is fixed on substrate.The keycap that device is different on lever-type structure again, then printing on keycap, spraying ink or paint, make keytop form required font, pattern.The height of keycap between 0.2-1.5mm, according to the material of different structure choice different-thickness.Finally do an escutcheon according to the size of keyboard, shape, escutcheon is enclosed within keycap, lock the position of each keycap and prevent keycap from being pull-up and cause damage by people, finally obtaining a mechanical lever formula METALDOME ultra-thin keyboard.
The whole product of the present invention is light, thin, simple and direct, installs, convenient disassembly, and good hand touch, easy to carry, and its collocation leather sheath can be made into ultra-thin leather sheath keyboard, and collocation notebook can be made into super, takes different products and obtains the higher product of attached value.Mechanical lever-type METALDOME ultra-thin keyboard of the present invention will be that keyboard industry one is innovated greatly, will be revolutionary reform to traditional keyboard industry!
Claims (5)
1. a keyboard lever, it is characterized in that: described lever is in " Z " font, comprise pressing position, connecting portion and lever construction, lever one end is installed with pressing position, described pressing position offers transparent area, described pressing position is provided with keycap fixed position, the lever other end is installed with connecting portion, connecting portion is provided with pressing force adjustment structure, described pressing force adjustment structure adopts waist-shaped hole, lever construction is provided with the structure that pushes shrapnel, the described structure that pushes shrapnel is convex closure, connecting portion offers more than one truck dead lever structure hole.
2. one kind adopts the mechanical lever-type METALDOME keyboard of keyboard lever as claimed in claim 1, it is characterized in that: described keyboard comprises keycap, lever, fixing film, shell fragment, PCB and base plate, described base plate is fixed with the erection column for installing lever, PCB is arranged on base plate, shell fragment is arranged on PCB, fixing film is arranged on above shell fragment, lever is arranged on above fixing film, the structure that pushes shrapnel on lever corresponds to shell fragment and arranges, keycap is arranged on above lever, and the pressing position corresponded on lever is arranged.
3. mechanical lever-type METALDOME keyboard according to claim 2, it is characterized in that: below described shell fragment, be provided with air guide groove layer, air guide groove layer is arranged between shell fragment and PCB, air guide groove layer for have shell fragment hole on air slot carrier, be interconnected by air slot between adjacent shell fragment hole, 2 to 3 adjacent shell fragment holes are interconnected to obtain Rotating fields, and shell fragment is arranged on shell fragment hole place.
4. mechanical lever-type METALDOME keyboard according to claim 2, is characterized in that: be provided with decoration above described keycap, and decoration corresponds to keycap position and be provided with perforate, keycap is exposed to tapping.
5. mechanical lever-type METALDOME keyboard according to claim 2, is characterized in that: described keyboard also includes protection leather sheath, and base plate is fixedly mounted on protection leather sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310720715.XA CN103745857B (en) | 2013-12-24 | 2013-12-24 | Keyboard lever and mechanical lever-type METAL DOME keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310720715.XA CN103745857B (en) | 2013-12-24 | 2013-12-24 | Keyboard lever and mechanical lever-type METAL DOME keyboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103745857A CN103745857A (en) | 2014-04-23 |
| CN103745857B true CN103745857B (en) | 2016-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310720715.XA Expired - Fee Related CN103745857B (en) | 2013-12-24 | 2013-12-24 | Keyboard lever and mechanical lever-type METAL DOME keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103745857B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3909564A (en) * | 1974-08-08 | 1975-09-30 | Amp Inc | Keyboard assembly with foldable printed circuit matrix switch array, and key actuator locking slide plate |
| CN101763968A (en) * | 2009-12-31 | 2010-06-30 | 鸿富锦精密工业（深圳）有限公司 | Key and electronic equipment using same |
| CN102403147A (en) * | 2010-09-10 | 2012-04-04 | 富泰华工业（深圳）有限公司 | Press key structure and electronic device comprising same |
| CN103367010A (en) * | 2013-07-12 | 2013-10-23 | 洪贵顺 | Leather sheath light-emitting keyboard with membrane switches |
| CN203746714U (en) * | 2013-12-24 | 2014-07-30 | 洪贵顺 | Lever for keyboard and mechanical lever type METAL DOME ultrathin keyboard |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58198808A (en) * | 1982-05-17 | 1983-11-18 | 富士通株式会社 | Snap action switch |
-
2013
- 2013-12-24 CN CN201310720715.XA patent/CN103745857B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3909564A (en) * | 1974-08-08 | 1975-09-30 | Amp Inc | Keyboard assembly with foldable printed circuit matrix switch array, and key actuator locking slide plate |
| CN101763968A (en) * | 2009-12-31 | 2010-06-30 | 鸿富锦精密工业（深圳）有限公司 | Key and electronic equipment using same |
| CN102403147A (en) * | 2010-09-10 | 2012-04-04 | 富泰华工业（深圳）有限公司 | Press key structure and electronic device comprising same |
| CN103367010A (en) * | 2013-07-12 | 2013-10-23 | 洪贵顺 | Leather sheath light-emitting keyboard with membrane switches |
| CN203746714U (en) * | 2013-12-24 | 2014-07-30 | 洪贵顺 | Lever for keyboard and mechanical lever type METAL DOME ultrathin keyboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103745857A (en) | 2014-04-23 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cao Xiaopeng Inventor after: Ding Jinxin Inventor after: Li Ming Inventor before: Hong Guishun Inventor before: Hong Xiaojun |
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Effective date of registration: 20151102 Address after: The streets of Shenzhen city in Guangdong Province, 518000 Oi Kwan road Baoan District Shiyan with rich industrial zone 2 Applicant after: SHENZHEN HUICHUANGDA TECHNOLOGY Co.,Ltd. Address before: 1 13D room, central garden, Shannon Garden Road, Futian District, Guangdong, Shenzhen 518000, China Applicant before: Hong Guishun Applicant before: Hong Xiaojun |
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| CB02 | Change of applicant information |
Address after: The streets of Shenzhen city in Guangdong Province, 518000 Oi Kwan road Baoan District Shiyan with rich industrial zone 2 Applicant after: SHENZHEN HUICHUANGDA TECHNOLOGY Co.,Ltd. Address before: The streets of Shenzhen city in Guangdong Province, 518000 Oi Kwan road Baoan District Shiyan with rich industrial zone 2 Applicant before: SHENZHEN HUICHUANGDA TECHNOLOGY Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Lever for keyboard and mechanical lever type metal dome keyboard Effective date of registration: 20201221 Granted publication date: 20160302 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: SHENZHEN HUICHUANGDA TECHNOLOGY Co.,Ltd. Registration number: Y2020980009629 |
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| 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: 20211224 |