CN101174512A - Slight keyboard - Google Patents
Slight keyboard Download PDFInfo
- Publication number
- CN101174512A CN101174512A CNA2006101382070A CN200610138207A CN101174512A CN 101174512 A CN101174512 A CN 101174512A CN A2006101382070 A CNA2006101382070 A CN A2006101382070A CN 200610138207 A CN200610138207 A CN 200610138207A CN 101174512 A CN101174512 A CN 101174512A
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- China
- Prior art keywords
- mentioned
- touch control
- circuit board
- control part
- slight keyboard
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- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The invention relates to a thin keyboard suitable for a portable computer, which comprises a circuit board, a touch panel and a partition board. The circuit board is provided with a plurality of switch units, and the touch panel is provided with a plurality of touch control parts and a plurality of openings. The touch control parts respectively correspond to the switch units, and the openings are arranged among the touch control parts. The partition board is provided with an upper surface caught on the touch panel and a lower surface corresponding to the upper surface. The upper surface and the lower surface of the partition board are respectively provided with a plurality of convex ribs and a plurality of convex parts. The convex ribs are arranged in the openings to divide each touch control part, and the convex parts respectively correspond to the switch units on the circuit board. When one of the touch control parts is pressed, the touch control parts are suitable to be penetrated through the convex parts on the partition board to start up the corresponding switch units.
Description
Technical field
The invention relates to a kind of keyboard, and particularly relevant for a kind of slight keyboard (Ultra-thin Keyboard) that is applied to portable computer.
Background technology
Because the progress of science and technology and production technology is flourish, various electronic product is in order more to meet consumer demand, invariably towards light, thin, short, little direction research and development.More especially carry the electronic product of type, such as personal digital assistant (Personal Digital Assistant, PDA), hand held Game device (Handheld Gaming), electronic dictionary, mobile phone (Mobile Phone) or mobile computer (Notebook, NB) etc., the research and development on lightening are done one's utmost especially.
Fig. 1 is the generalized section of existing a kind of mobile computer one press-key structure.Generally speaking, the slight keyboard of mobile computer is made up of most buttons, and is simplicity of illustration, only shows wherein a button to explain in Fig. 1.Please refer to Fig. 1, existing mobile computer slight keyboard 100 comprises most buttons 110, reaches circuit board 120, and wherein circuit board 120 has most switch elements 122, and each button 110 corresponds respectively to switch element 122.Each button 110 comprises keycap 112, supporting component 114, reaches elastic component 116.Supporting component 114 and elastic component 116 are disposed between keycap 112 and the switch element 122, with together support keycap 112.
In existing mobile computer slight keyboard 100, supporting component 114 normally is made of around the elastic component 116 and the pivot joint institute that crosses one another two made support 114a, 114b of metal material, so that the lower surface of keycap 112 is roughly parallel to the upper surface of circuit board 120.Moreover elastic component 116 is normally made by the rubber material, and has a cover body 116a and a protuberance 116b, and wherein protuberance 116b is positioned at cover body 116a.When the user pushes keycap 112, support 114a, 114b can be along its articulated section rotations, and simultaneously, cover body 116a can produce strain, so that keycap 112 is towards the direction translation of circuit board 120, and then makes protuberance 116b contact and start corresponding switch element 122.
In order to satisfy light, thin, short, the little demand of mobile computer, the every spare part in the mobile computer is all towards lighter and thinner direction design.Yet the integral thickness T of existing mobile computer slight keyboard 100 is approximately 4.5mm, and under present framework, thickness T has been difficult for reduction, and then the reduction of mobile computer integral thickness is restricted.
Summary of the invention
Purpose of the present invention is exactly in that a kind of slight keyboard that is applicable to portable computer is provided, to dwindle slight keyboard thickness.
The present invention proposes a kind of slight keyboard, is applicable to portable computer, and comprises circuit board, Trackpad, and dividing plate.Circuit board has most switch elements, and Trackpad has most touch control part and most perforates.These touch control part correspond respectively to these switch elements, and these perforates are to be disposed between these touch control part.Dividing plate has a upper surface and an a lower surface corresponding with it that is attached at Trackpad.The upper surface of dividing plate and lower surface have most fins and most protuberances respectively.These fins protrude in these perforates, and separating each touch control part, and these protuberances are respectively corresponding to these switch elements on the circuit board.When wherein a touch control part was pressed, the protuberance that touch control part is suitable for seeing through on the dividing plate started corresponding switch element.
According to the described slight keyboard of preferred embodiment of the present invention, above-mentioned switch element is metallic film button (Metal Dome).
According to the described slight keyboard of preferred embodiment of the present invention, above-mentioned circuit board comprise printed circuit board (PCB) (Printed Circuit Board, PCB).
According to the described slight keyboard of preferred embodiment of the present invention, above-mentioned circuit board comprise flexible printed circuit (Flexible Printed Circuit, FPC).
According to the described slight keyboard of preferred embodiment of the present invention, above-mentioned Trackpad is made up of a transparent plastic film.
Because Trackpad and block board thickness that slight keyboard of the present invention adopted are thinner, therefore, the integral thickness of slight keyboard of the present invention is thinner.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 is the structural representation of existing a kind of mobile computer slight keyboard;
Fig. 2 is for looking schematic diagram on a kind of slight keyboard of one embodiment of the invention;
Fig. 3 is the structural representation of the slight keyboard among Fig. 2;
Fig. 4 is the exploded view of Fig. 3.
Embodiment
Fig. 2 is for looking schematic diagram on a kind of slight keyboard of one embodiment of the invention, and Fig. 3 is the structural representation of the slight keyboard among Fig. 2, and Fig. 4 is the exploded view of Fig. 3.Please refer to Fig. 2 to Fig. 4, slight keyboard 200 is suitable for group and is located on the portable computer, and it comprises circuit board 210, Trackpad 220, reaches dividing plate 230.In the present embodiment, portable computer for example is a mobile computer, and slight keyboard 200 for example is the slight keyboard of mobile computer.In other embodiments, portable computer can also be personal digital assistant, hand held Game device, electronic dictionary or mobile phone ..., the present invention does not impose any restrictions this.
Circuit board 210 has most switch elements 212, and Trackpad 220 has most touch control part 222 and most perforates 224.These touch control part 222 correspond respectively to these switch elements 212, and these perforates 224 are to be disposed between these touch control part 222, wherein in the present embodiment, can be sticked key symbols on the touch control part 222.
Dividing plate 230 has relative upper surface 232 and lower surface 234, and upper surface 232 is attached at Trackpad 220, and lower surface 234 is towards circuit board 210.The upper surface 232 and the lower surface 234 of dividing plate 230 has most fins 236 and most protuberances 238 respectively.These fins 236 protrude in respectively in these perforates 224, to separate each touch control part 222, make the user when pressing keys, can utilize sense of touch to separate out each button.In addition, these protuberances 238 correspond respectively to these switch elements 212 on the circuit board 210.When wherein a touch control part 222 was pressed, the protuberance 238 that touch control part 222 is suitable for seeing through on the dividing plate 230 started corresponding switch element 212.
More specifically, when touch control part 222 was pressed, touch control part 222 can produce strains with dividing plate 230, so that the protuberance 238 on the dividing plate 230 moves towards the switch element 212 of correspondence, and then contact-making switch unit 212.Then, switch element 212 can be subjected to the compressing of protuberance 238 and produce strain, forms conducting so that the electrode of switch element 212 can contact with the electrode of circuit board 210.
In the present embodiment, circuit board 210 for example is printed circuit board (PCB) or flexible printed circuit, and these switch elements 212 for example are the metallic film buttons.In the present embodiment, dividing plate 230 is a kind of fender, and its material can be rubber.In the present embodiment, Trackpad 220 for example is made up of a transparent plastic film (PC film) that is printed with font, and these touch control part 222 on the Trackpad 220 utilize cutting mode to mark off, but and the key position of the distributing position secundum legem keyboard of these touch control part 222 design.
In sum, the Trackpad in the preferred embodiment of the present invention is made up of transparent plastic film, its thinner thickness, and also dividing plate can also be made up of the film material of thinner thickness.Moreover the gap between dividing plate and the circuit board does not need too big yet, as long as before touch control part is not pressed, protuberance can not be contacted or switch element can not be activated and gets final product with switch element.Therefore, the thickness of the slight keyboard of preferred embodiment of the present invention can be contracted to 1～2mm approximately, and then the integral thickness of portable computer can further be dwindled.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.
Claims (6)
1. a slight keyboard is applicable to a portable computer, it is characterized in that, comprising:
One circuit board has most switch elements;
One Trackpad has most touch control part and most perforates, and wherein above-mentioned these touch control part correspond respectively to above-mentioned these switch elements, and above-mentioned these perforates are to be disposed between above-mentioned these touch control part; And
One dividing plate, have a upper surface and an a lower surface corresponding that is attached at above-mentioned Trackpad with it, the upper surface of wherein above-mentioned dividing plate and lower surface have most fins and most protuberances respectively, above-mentioned these fins protrude in above-mentioned these perforates, to separate each above-mentioned touch control part, above-mentioned these protuberances are respectively corresponding to above-mentioned these switch elements on the above-mentioned circuit board.
2. slight keyboard according to claim 1 is characterized in that, described these switch elements are the metallic film button.
3. slight keyboard according to claim 1 is characterized in that, when wherein an above-mentioned touch control part was pressed, the above-mentioned protuberance that above-mentioned touch control part is suitable for seeing through on the above-mentioned dividing plate started corresponding above-mentioned switch element.
4. slight keyboard according to claim 1 is characterized in that described circuit board comprises printed circuit board (PCB).
5. slight keyboard according to claim 1 is characterized in that described circuit board comprises flexible printed circuit.
6. slight keyboard according to claim 1 is characterized in that described Trackpad is made up of a transparent plastic film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101382070A CN101174512A (en) | 2006-11-01 | 2006-11-01 | Slight keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101382070A CN101174512A (en) | 2006-11-01 | 2006-11-01 | Slight keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101174512A true CN101174512A (en) | 2008-05-07 |
Family
ID=39422934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101382070A Pending CN101174512A (en) | 2006-11-01 | 2006-11-01 | Slight keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101174512A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004523A (en) * | 2009-08-28 | 2011-04-06 | 索尼公司 | Electronic apparatus |
| CN103930964A (en) * | 2011-11-15 | 2014-07-16 | 诺基亚公司 | Keypad with electrotactile feedback |
| CN104517597A (en) * | 2013-09-26 | 2015-04-15 | 株式会社河合乐器制作所 | Keyboard device for a keyboard instrument |
-
2006
- 2006-11-01 CN CNA2006101382070A patent/CN101174512A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102004523A (en) * | 2009-08-28 | 2011-04-06 | 索尼公司 | Electronic apparatus |
| CN103930964A (en) * | 2011-11-15 | 2014-07-16 | 诺基亚公司 | Keypad with electrotactile feedback |
| CN103930964B (en) * | 2011-11-15 | 2016-11-09 | 诺基亚技术有限公司 | There is the keypad of electric touch feedback |
| CN104517597A (en) * | 2013-09-26 | 2015-04-15 | 株式会社河合乐器制作所 | Keyboard device for a keyboard instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080507 |