CN1276332C - Keyboard structure - Google Patents
Keyboard structure Download PDFInfo
- Publication number
- CN1276332C CN1276332C CN 03107335 CN03107335A CN1276332C CN 1276332 C CN1276332 C CN 1276332C CN 03107335 CN03107335 CN 03107335 CN 03107335 A CN03107335 A CN 03107335A CN 1276332 C CN1276332 C CN 1276332C
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- CN
- China
- Prior art keywords
- circuit board
- keyboard structure
- light conductor
- film circuit
- light
- Prior art date
- 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 - Lifetime
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- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The present invention relates to a keyboard structure which comprises a bottom board, a light conductor, a film circuit board, a key assembly and a light-emitting component, wherein the light conductor is arranged above the bottom board; the film circuit board is arranged above the light conductor; the key assembly is arranged above the film circuit board and is provided with a key cap and an elastic body. Simultaneously, the elastic body is arranged between the key cap and the film circuit board and the light-emitting component adjacent to the light conductor is arranged below the film circuit board. Light rays emitted by the light-emitting component are conducted via the light conductor and are output to the elastic body and the key cap.
Description
Technical field
The invention relates to a kind of keyboard structure, particularly about a kind of more uniform keyboard structure of button illumination effect that makes.
Background technology
In general, have more variation for making the keyboard that is applied to notebook or mobile phone etc., illuminated keyboard has become a kind of popular trend.
See also the 1st figure, a traditional illuminated keyboard structure 2 mainly has a base plate 21, a film circuit board 22, an elastic parts 23, a keycap 24, a light source 25 and a light guide plate 26.Light guide plate 26 is to be arranged on base plate 21 and the film circuit board 22, and light source 25 is to be arranged between film circuit board 22 and the light guide plate 26.The light that light source 25 sent can make keycap 24 produce illumination effect via the transmission of light guide plate 26.
Yet shown in the 1st figure, the shape of light guide plate 26 is too complicated, so very difficult in manufacturing and shaping, simultaneously, because the structure of light guide plate 26, therefore on the middle section of keycap 24, can produce the phenomenon of non-uniform light, and the illumination effect of keycap 24 is had a greatly reduced quality.
In view of this, the objective of the invention is to provide a kind of simple in structure and uniform keyboard structure of illumination effect.
Summary of the invention
In order to solve the above problems, the present invention adopts feature as detailed below basically.That is to say, the present invention includes a base plate; One light conductor, be arranged at this base plate on; One film circuit board is arranged on this light conductor; One button assembly is arranged on this film circuit board, and has a keycap and an elastic body, and wherein, this elastic body is between this keycap and this film circuit board; And a luminescence component, be adjacent to this light conductor, and be arranged under this film circuit board, wherein, the light that this luminescence component sent is to export this elastic body and this keycap to via the conduction of this light conductor.
Simultaneously, according to keyboard structure of the present invention, this film circuit board is made by transparent material.
Again in the present invention, this film circuit board has more at least one through hole, and corresponding to this keycap, the light in this light conductor is to be sent to this keycap via this through hole.
Again in the present invention, this elastic body is made by transparent material.
Again in the present invention, the surface of this light conductor has more at least one reflection horizon, conducts light in this light conductor in order to reflection.
Again in the present invention, this reflection horizon is to form in coating method on the surface of this light conductor.
Again in the present invention, this reflection horizon is to form on the surface of this light conductor in the attaching mode.
Again in the present invention, this light conductor has more a recess, and this luminescence component is to be arranged among this recess, and the light that this luminescence component sent is to export this elastic body and this keycap to via the conduction of this light conductor.
Again in the present invention, this button assembly has more a scissor connect mechanism, is arranged between this keycap and this film circuit board.
Again in the present invention, this luminescence component is a light emitting diode.
Again in the present invention, the power supply of this luminescence component is provided by this film circuit board.
Again in the present invention, this luminescence component is to be attached on this film circuit board to obtain power supply.
Again in the present invention, more comprise a circuit board, be arranged under this base plate that wherein, the power supply of this luminescence component is provided by this circuit board.
Again in the present invention, this luminescence component is to be attached on this circuit board to obtain power supply.
Again in the present invention, this keyboard structure is a computer keyboard structure.
Again in the present invention, this keyboard structure is the keyboard structure of a mobile phone.
Again in the present invention, this keyboard structure is the keyboard structure of a PDA(Personal Digital Assistant).
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly and conjunction with figs. elaborate.
Description of drawings
Fig. 1 is the part diagrammatic cross-section that shows a traditional illuminated keyboard structure;
Fig. 2 is the part diagrammatic cross-section that shows the keyboard structure of first embodiment of the present invention;
Fig. 3 is the part diagrammatic cross-section that shows the keyboard structure of second embodiment of the present invention; And
Fig. 4 is the part diagrammatic cross-section that shows the keyboard structure of the 3rd embodiment of the present invention.
Symbol description
2～traditional illuminated keyboard structure
21～base plate
22～film circuit board
23～elastic parts
24～keycap
25～light source
26～light guide plate
100,100 ', 100 "～keyboard structure of the present invention
110～base plate
120～light conductor
121～reflection horizon
123,124～recess
130～film circuit board
131～through hole
140～button assembly
141～keycap
142～elastic body
150～luminescence component
160～scissor connect mechanism
170～circuit board
Embodiment
First embodiment
For the purpose of explanation, the present invention describes its feature in detail with the computer keyboard structure with scissor connect mechanism, and the present invention also is applicable to the keyboard structure of mobile phone and PDA(Personal Digital Assistant) certainly.
See also Fig. 2, the keyboard structure 100 of present embodiment mainly includes a base plate 110, a light conductor 120, a film circuit board 130, a button assembly 140 and a luminescence component 150.Light conductor 120 is to be arranged on the base plate 110.Film circuit board 130 is to be arranged on the light conductor 120.Button assembly 140 is to be arranged on the film circuit board 130, and has a keycap 141 and a transparent elastic body 142, and simultaneously, transparent elastic body 142 is between keycap 141 and film circuit board 130.Luminescence component 150 is to be arranged on the side of light conductor 120, and be to be positioned under the film circuit board 130, therefore, the light that luminescence component 150 is sent can be injected among the light conductor 120, and exports or be sent to transparent elastic body 142 and keycap 141 via the conduction of light conductor 120.
As shown in Figure 2, the film circuit board 130 of present embodiment can be made by material transparent, simultaneously, more can be coated with or be pasted with a plurality of reflection horizon 121 on the surface of light conductor 120, the purpose that reflection horizon 121 is set is to be used for reflecting the light that conducts in light conductor 120.As shown in Figure 2, light conductor 120 is not provided with reflection horizon 121 on the position corresponding to transparent elastic body 142 and keycap 141, therefore, the light that luminescence component 150 is sent just can be sent to transparent elastic body 142 and keycap 141 fully, so that keycap 141 uniformly light-emittings.
Specifically, even elastic body 142 is not transparent, the light in the light conductor 120 still can upwards be sent to keycap 141 around elastic body 142, so that keycap 141 produces illumination effect.
More particularly, film circuit board 130 can also be made by nontransparent material, as shown in Figure 2, as long as on position corresponding to keycap 141, offer a plurality of through holes 131 on film circuit board 130, the light in the light conductor 120 just can be through a plurality of through hole 131 thus and is sent to elastic body 142 and keycap 141.
In addition, the luminescence component 150 of present embodiment is to adopt a light emitting diode (LED), and luminescence component 150 can be electrically connected at film circuit board 130, so the power supply of luminescence component 150 is provided by film circuit board 130.In the present embodiment, luminescence component 150 is directly to be attached on the film circuit board 130 to obtain power supply.
In addition, keyboard structure 100 also has a scissor connect mechanism 160, and scissor connect mechanism 160 is to be arranged between keycap 141 and the film circuit board 130.
Second embodiment
In the present embodiment, the assembly identical with first embodiment all indicated with identical symbol.
See also Fig. 3, the keyboard structure 100 ' of present embodiment also includes a base plate 110, a light conductor 120, a film circuit board 130, a button assembly 140 and a luminescence component 150 equally.But light conductor 120 has a recess 123, and luminescence component 150 is to be arranged among the recess 123.
Similarly, the light that luminescence component 150 is sent can be via the conduction of light conductor 120, and the reflection in 121 in each reflection horizon and export or be sent to elastic body 142 and keycap 141, so that keycap 141 uniformly light-emittings.
Configuration mode as for other assembly of present embodiment is all identical with first embodiment with function, so do not repeat them here.
The 3rd embodiment
In the present embodiment, the assembly identical with first embodiment all indicated with identical symbol.
See also Fig. 4, the keyboard structure 100 of present embodiment " also include a base plate 110, a light conductor 120, a film circuit board 130, a button assembly 140 and a luminescence component 150 equally.But light conductor 120 has a recess 124, and luminescence component 150 is to be arranged among the recess 124, in addition, also is provided with another circuit board 170 under base plate 110, and luminescence component 150 is to be electrically connected at the circuit board 170 that is positioned under the base plate 110 to obtain power supply.
The keyboard structure 100 of present embodiment " be very similar structure to the keyboard structure 100 ' of second embodiment; and the recess 124 of the light conductor 120 of present embodiment is towards base plate 110; and the recess 123 of the light conductor 120 of second embodiment is towards film circuit board 130; however in the present embodiment, luminescence component 150 luminous effects to light conductor 120 are identical with second embodiment haply.
Configuration mode as for other assembly of present embodiment is all identical with first or second embodiment with function, so do not repeat them here.
In sum, keyboard structure of the present invention has multinomial advantage:
(1) can make the illumination effect of button (keycap) even.
(2) simple in structure, can make and make the yields lifting.
(3) can adopt less luminescence component, so can reduce manufacturing cost.
(4) because the luminescence component number that adopts is less, thus also less with the contact number of luminescence component electric connection, can improve production reliability.
Though the present invention is exposed in preferred embodiment; right its is not in order to qualification the present invention, any insider, 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 the accompanying Claim book person of defining.
Claims (15)
1. keyboard structure comprises:
One base plate;
One light conductor is arranged on this base plate;
One film circuit board is arranged on this light conductor;
One button assembly is arranged on this film circuit board, and has a keycap and an elastic body, and wherein, this elastic body is between this keycap and this film circuit board; And
One luminescence component is adjacent to this light conductor, and is arranged under this film circuit board, and wherein, the light that this luminescence component sent is to export this elastic body and this keycap to via the conduction of this light conductor;
Wherein, this elastic body is made by transparent material, and this film circuit board is made by transparent material.
2. keyboard structure comprises:
One base plate;
One light conductor is arranged on this base plate;
One film circuit board is arranged on this light conductor;
One button assembly is arranged on this film circuit board, and has a keycap and an elastic body, and wherein, this elastic body is between this keycap and this film circuit board; And
One luminescence component is adjacent to this light conductor, and is arranged under this film circuit board, and wherein, the light that this luminescence component sent is to export this elastic body and this keycap to via the conduction of this light conductor;
Wherein, this elastic body is made by transparent material, and this film circuit board has more at least one through hole, is corresponding to this keycap, and the light in this light conductor is to be sent to this keycap via this through hole.
3. keyboard structure as claimed in claim 1 or 2, wherein, the surface of this light conductor has more at least one reflection horizon, is to conduct light in this light conductor in order to reflection.
4. keyboard structure as claimed in claim 3, wherein, this reflection horizon is to form in coating method on the surface of this light conductor.
5. keyboard structure as claimed in claim 3, wherein, this reflection horizon is to form on the surface of this light conductor in the attaching mode.
6. keyboard structure as claimed in claim 1 or 2, wherein, this light conductor has more a recess, and this luminescence component is to be arranged among this recess, and the light that this luminescence component sent is to export this elastic body and this keycap to via the conduction of this light conductor.
7. keyboard structure as claimed in claim 1 or 2, wherein, this button assembly has more a scissor connect mechanism, is arranged between this keycap and this film circuit board.
8. keyboard structure as claimed in claim 1 or 2, wherein, this luminescence component is a light emitting diode.
9. keyboard structure as claimed in claim 1 or 2, wherein, the power supply of this luminescence component is provided by this film circuit board.
10. keyboard structure as claimed in claim 9, wherein, this luminescence component is to be attached on this film circuit board to obtain power supply.
11. keyboard structure as claimed in claim 1 or 2 more comprises a circuit board, is arranged under this base plate, wherein, the power supply of this luminescence component is provided by this circuit board.
12. keyboard structure as claimed in claim 11, wherein, this luminescence component is to be attached on this circuit board to obtain power supply.
13. keyboard structure as claimed in claim 1 or 2, wherein, this keyboard structure is a computer keyboard structure.
14. keyboard structure as claimed in claim 1 or 2, wherein, this keyboard structure is the keyboard structure of a mobile phone.
15. keyboard structure as claimed in claim 1 or 2, wherein, this keyboard structure is the keyboard structure of a PDA(Personal Digital Assistant).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03107335 CN1276332C (en) | 2003-03-20 | 2003-03-20 | Keyboard structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03107335 CN1276332C (en) | 2003-03-20 | 2003-03-20 | Keyboard structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1532674A CN1532674A (en) | 2004-09-29 |
| CN1276332C true CN1276332C (en) | 2006-09-20 |
Family
ID=34282943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03107335 Expired - Lifetime CN1276332C (en) | 2003-03-20 | 2003-03-20 | Keyboard structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1276332C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101740252B (en) * | 2008-11-10 | 2012-04-25 | 群光电子股份有限公司 | Light-emitting keyboard and thin film circuit board applied in light-emitting keyboard |
| CN101572199B (en) * | 2008-04-28 | 2012-11-21 | 鸿富锦精密工业（深圳）有限公司 | Luminous keyboard |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301454C (en) * | 2005-01-06 | 2007-02-21 | 友达光电股份有限公司 | Lightening keyboard |
| CN101609758B (en) * | 2008-06-16 | 2011-10-12 | 达方电子股份有限公司 | Push-button structure |
| JP5375012B2 (en) * | 2008-10-02 | 2013-12-25 | 沖電気工業株式会社 | Key switch structure |
| CN101414518B (en) * | 2008-12-09 | 2012-02-29 | 嘉兴淳祥电子科技有限公司 | Computer keyboard and molding technique |
| CN101882520B (en) * | 2009-05-08 | 2013-03-27 | 上海向隆电子科技有限公司 | Button device for improving luminous efficiency |
| US8858052B2 (en) | 2010-03-31 | 2014-10-14 | Global Lighting Technology Inc. | Backlight module |
| CN101852371B (en) * | 2010-04-13 | 2012-09-12 | 苏州向隆塑胶有限公司 | Back light module, manufacture method thereof and electronic device adopting back light module |
| CN102456494A (en) * | 2010-10-18 | 2012-05-16 | 致伸科技股份有限公司 | Illuminant keyboard |
| CN102097240A (en) * | 2011-01-04 | 2011-06-15 | 江苏传艺科技有限公司 | Structure of notebook computer glowing keyboard |
| CN103176610A (en) * | 2011-12-23 | 2013-06-26 | 上海工商信息学校 | Computer keyboard provided with backlight |
| CN103681067B (en) * | 2013-12-02 | 2016-03-02 | 珠海恒宇新科技有限公司 | There is full key board without punching and the membrane keyboard of special backlight function |
| CN104315457B (en) * | 2014-10-23 | 2017-06-06 | 深圳拓邦股份有限公司 | Light guide, key device and guidance panel |
| CN106933373A (en) * | 2015-12-31 | 2017-07-07 | 周婷 | A kind of button and keyboard |
-
2003
- 2003-03-20 CN CN 03107335 patent/CN1276332C/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101572199B (en) * | 2008-04-28 | 2012-11-21 | 鸿富锦精密工业（深圳）有限公司 | Luminous keyboard |
| CN101740252B (en) * | 2008-11-10 | 2012-04-25 | 群光电子股份有限公司 | Light-emitting keyboard and thin film circuit board applied in light-emitting keyboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1532674A (en) | 2004-09-29 |
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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 | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20060920 |
|
| CX01 | Expiry of patent term |