CN101236850B - Film keyboard making method and its structure - Google Patents
Film keyboard making method and its structure Download PDFInfo
- Publication number
- CN101236850B CN101236850B CN2007100027574A CN200710002757A CN101236850B CN 101236850 B CN101236850 B CN 101236850B CN 2007100027574 A CN2007100027574 A CN 2007100027574A CN 200710002757 A CN200710002757 A CN 200710002757A CN 101236850 B CN101236850 B CN 101236850B
- Authority
- CN
- China
- Prior art keywords
- panel
- layer
- film keyboard
- thin slice
- ink
- 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 - Fee Related
Links
Images
Abstract
The invention provides a manufacturing method and a structure for a thin keyboard with a seamless panel surface. The method is as follows: printing inks of different colors are printed on a surface of a hard base material, so as to form light-penetrable patterns in panel-shapes, including numbers, characters, symbols, non-button type, dial and end, and a plurality of grooves are formed on the panel through die cut by a machine; and then printing inks with different colors are printed on a surface of a soft base material, so as to form internal lining flakes of a light shading layer and a reflecting layer corresponding to the panel patterns; the panel and the internal lining flakes are arranged into a die, the rubber is filled in the die, and after hotpressing, the rubber is glued to the bottom parts of the internal lining flakes for forming a light guiding layer; meanwhile, the light shading layer, the reflecting layer and the rubber are simultaneously extruded onto the surface of the panel, forming the seamlessness between keys on the panel surface; finally, the light guiding layer is dotted by the laser, which ensures that the light guiding layer is provided with light guiding particles of the spotlighting effect.
Description
Technical field
The present invention relates to a kind of keyboard structure, particularly a kind of keyboard structure manufacture method of thin typeization.
Background technology
Under the situation that communication science and technology improves constantly, many electronic products all are to make towards light, thin, short, little volume, so the size and the weight of having reduced electronic product, so that the user is easy to carry.In order to allow the size and the weight reduction of electronic product, except the volume-diminished of the integrated circuit of inside, all will to reduce relatively with regard to the keyboard area and the thickness of operation-interface on the electronic product surface, just can be installed on the communicator.
Traditional keyboard structure, " film keyboard of electronic equipment and assembly and manufacture method thereof " patent of invention case as U.S. US 7070349 B2 numbers, as shown in figure 16, this patent case is disclosed to be a kind of film keyboard, after this keyboard assembling, there is a slit B as can be seen between key layer A on the keyboard and the key layer A, though this slit B provides on the button operation and can not have influence on adjacent button, but outside foreign matter is (as dust, small particle) easily be stuck in the slit, causing button to push has some setbacks, or allow water penetrate into electronic product inside, cause the loose contact of circuit board and the corrosion and damage of spare part.
In addition, a prior art " key module structure and preparation method thereof " is arranged, as shown in figure 17, wherein, show that gap (blank portion) E between body C and the key body D narrows down to less than 0.01mm, make whole aesthetic appearance and adaptation better.Dwindle though show the gap E between body C and the key body D, service time one is of a specified duration, and foreign matter still can be stuck in this gap, even also can allow water penetrate into electronic product inside, causes the loose contact and the spare part corrosion and damage of circuit board.
Summary of the invention
The present invention proposes seamless and non-staining thinning keyboard structure between a kind of button and the button, makes outside dust and small particle and water can not enter into keyboard, makes the normal guarantor of surface of keyboard clean.
For reaching above-mentioned purpose, film keyboard making method of the present invention and structure thereof comprise:
On the hard substrate surface of clear, colorless,, on panel, be formed with a plurality of grooves with the ink printing of different colours in die-cut back to form panel-shaped and to have the patterns such as numeral, literal, symbol, non-push button, dialing and end of translucent effect.
Ink printing with different colours forms the light shield layer of corresponding panel pattern and the liner thin slice in reflector on the soft base material surface of clear, colorless again.
Above-mentioned completed panel and liner thin slice are inserted in the mould, rubber is inserted in the mould, through after the pressing, make rubber be combined in liner thin slice bottom, this light shield layer, reflector and rubber are extruded simultaneously on panel surface simultaneously, to form seamless keyboard structure between panel surface button and the button.
Description of drawings
Fig. 1 is that key panel of the present invention is made schematic flow sheet;
Fig. 2 looks schematic diagram for key panel master of the present invention;
Fig. 3 A is a key panel schematic side view of the present invention;
Fig. 3 B is the local enlarged diagram of Fig. 3 A;
Fig. 4 is a key panel stereoscopic schematic diagram of the present invention;
Fig. 5 is that keyboard liner thin slice of the present invention is made schematic flow sheet;
Fig. 6 looks schematic diagram for keyboard liner thin slice master of the present invention;
Fig. 7 A is a keyboard liner thin slice schematic side view of the present invention;
Fig. 7 B is the local enlarged diagram of Fig. 7 A;
Fig. 8 is a keyboard liner thin slice stereoscopic schematic diagram of the present invention;
Fig. 9 is that keyboard structure of the present invention is made schematic flow sheet;
Figure 10 inserts the mould schematic diagram for keyboard structure of the present invention;
Figure 11 is a keyboard structure stereoscopic schematic diagram of the present invention;
Figure 12 is the schematic side view of Figure 11;
Figure 13 is that keyboard structure of the present invention is installed in the stereoscopic schematic diagram on the mobile phone;
Figure 14 is a keyboard structure user mode schematic diagram of the present invention;
Figure 15 is the another embodiment of the present invention schematic diagram;
Figure 16 is the schematic diagram of prior art;
Figure 17 is the schematic diagram of another prior art.
In the accompanying drawings, the list of parts of each label representative is as follows:
Key layer A slit B
Show body C key body D
Gap E
Step 300～308 hard substrates 1
Non-push button pattern 24 dialing patterns 25
Liner thin slice 5 light shield layers 51
Hollowed-out translucent position 52 reflector layers 53
Convex rib 54 non-push button patterned layer 6
Leaded light particle 92 diaphragms 50
Conducting contact point 401 fascias 60
Embodiment
Relevant technology contents of the present invention and detailed description, existing conjunction with figs. is described as follows.
Fig. 1 and Fig. 2 are respectively key panel of the present invention and make flow process and the main schematic diagram of looking.As shown in the figure, disclose the film keyboard panel making method in the figure, at first, as the hard substrate 1 of step 100 preparation clear, colorless, this hard substrate 1 is PC (Merlon) plastic film material.
Shown in Fig. 3 A, Fig. 3 B; step 104 is printed layer protective layer 3 at the black ink of ground floor 11, at the white ink of the second layer 12, at the green ink of second layer 12a and on the red ink of second layer 12b; at 0～9 numeral 21, English alphabet 22, various symbol 23, non-push button pattern 24, the dialing pattern 25 of panel 2 and finish to print to form protective layer 3 on the printing ink such as pattern 26, this protective layer 3 can avoid this black, white, green and red ink impaired with transparent ink.
Shown in Fig. 3 A, Fig. 3 B, step 106 is printed one deck applying glue 4 on the surface of protective layer 3, when this applying glue 4 can supply following process, can fit with liner thin slice 5.
As shown in Figure 4, step 108 utilizes the groove 27 of punch press on die-cut panel 2 and panel 2 to distinguish the position of each button after above-mentioned each layer is completed for printing, and promptly finishes the making of panel.
Fig. 5 and Fig. 6 are respectively the making flow process and the main schematic diagram of looking of keyboard liner thin slice of the present invention.As shown in the figure, liner thin slice 5 manufacture methods of disclosed film keyboard in the figure at first, are prepared the soft base material of clear, colorless as step 200, and this soft base material is TPU (thermoplastic polyurethane) plastic film material.
Shown in Fig. 7 A, Fig. 7 B, step 202 is printed the ground floor white ink earlier on the surface of soft base material 5, to form non-push button (Navigation Key) patterned layer 6.
Shown in Fig. 7 A, Fig. 7 B, step 204 is printed second layer black ink on ground floor printing ink, to form light shield layer 51 and to numeral 21, English alphabet 22, various symbol 23, non-push button pattern 24, dialing pattern 25 that should panel 2 and finish a plurality of hollowed-out translucents position 52 of positions such as pattern 26.
Shown in Fig. 7 A, Fig. 7 B, step 206 is printed the 3rd layer of white ink on second layer black ink, to form reflector layer 53.
As Fig. 7 A, Fig. 7 B, step 208 is printed layer protective layer 7 on the 3rd layer of white ink, is printed on the liner thin slice 5 forming protective layer 7 with transparent ink, and this protective layer 7 can avoid this black, white ink impaired.
As Fig. 7 A, Fig. 7 B, step 210 is printed one deck applying glue 8 on the surface of protective layer 7, when this applying glue 8 can supply following process, can fit with optical waveguide layer.
As shown in Figure 8, step 212 cuts soft base material with machine and forms single liner thin slice 5 after above-mentioned each layer is completed for printing, and promptly finishes the making of liner thin slice 5.
Fig. 9 and Figure 10 are respectively keyboard structure of the present invention and make flow process, insert the mould schematic diagram.As shown in the figure, in the figure, with completed panel 2 and 5 combinations of liner thin slice, and at liner thin slice 5 bottoms making rubber-like optical waveguide layer 9.
At first, as step 300, when panel 2 being inserted mould 10 inside, elder generation's applying diaphragm 50 on panel 2 fronts.
Step 302, again with the applying glue 4 of panel 2 with after liner thin slice 5 combines, and it is inserted in the mould 10.
Step 304 is inserted rubber (silica gel) in the mould 10.
As shown in figure 11, step 306 at panel 2 behind hot pressing, this rubber (silica gel) closes with the applying gluing of liner thin slice 5, and be molded over these liner thin slice 5 bottoms to form optical waveguide layer 9, this rubber (silica gel) is extruded outer being exposed on panel 2 surfaces with the light shield layer 51 and the reflector layer 53 of black ink by groove 27 simultaneously, to form three-dimensional convex rib 54, to mark off each key position.Simultaneously, on corresponding each button in optical waveguide layer 9 bottoms, form convex body 91.
As shown in figure 12, in step 308, panel 2 combine with liner thin slice 5 and optical waveguide layer 9 finish after, it is taken out from mould 10, get the leaded light particle 92 of a plurality of shrinkage pools of moulding on convex body 91 corresponding optical waveguide layers 9 surfaces or on the peripheral position of convex body 91 again ready with laser.Aforesaid leaded light particle 92 can pass hollowed-out translucent position 52 with assembling refraction from the light of light source, makes numeral 21, English alphabet 22, various symbol 23, non-push button pattern 24, the dialing pattern 25 on the panel 2 and finish pattern 26 to form translucent effect.
Figure 13 is that keyboard structure of the present invention is installed in the stereoscopic schematic diagram on the mobile phone.As shown in the figure, complete and with after mobile phone 20 combines at keyboard of the present invention, convex rib 54 on this panel 2 makes between button and the button seamless, makes outside foreign matter (dust and small particle) and water can not enter into keyboard, the normal guarantor totally in surface that allows key panel 2.
Figure 14 is a keyboard structure user mode schematic diagram of the present invention.As shown in the figure, at keyboard structure of the present invention in use, be configured on the elastic layer 30, the metal clips 301 that on elastic layer 30, has the convex body 91 of a plurality of corresponding optical waveguide layers 9, and elastic layer 30 belows dispose film circuit board 40, have the conducting contact point 401 of a plurality of corresponding metal clipss 301 on this film circuit board 40.
When button 201 surfaces of panel 2 are pressed by external force, make button 201, liner thin slice 5 and optical waveguide layer 9 distortion, the convex body 91 of optical waveguide layer 9 is pressed on elastic layer 30 surfaces, make metal clips 301 distortion contact with the conducting contact point 401 of film circuit board 40, the output of generation Continuity signal, the pattern that this signal produced will be presented on the display screen of mobile phone.
Figure 15 is that keyboard structure of the present invention uses the schematic diagram on fascia.As shown in the figure, the key panel 2 of keyboard structure of the present invention can also be installed on the fascia 60 except applying to the mobile phone, with control cold air conditioner system, audio-video system and satellite navigation system etc.
Above-mentioned is preferred embodiment of the present invention only, is not to be used for limiting scope of the invention process.Be that all equalizations of being done according to the present patent application claim change and modification, be all claim of the present invention and contain.
Claims (28)
1. the panel making method of a film keyboard comprises the steps:
A), prepare hard substrate;
B), on the surface of described hard substrate with ground floor ink printing moulding panel-shaped, on described panel, be formed with the numeral, literal, various symbol, navigation key, dialing of Openworks shape and finish pattern;
C), printing second layer printing ink on described ground floor printing ink;
D), printing moulding one deck applying glue on described second layer ink pellet surface; And,
E), the groove on die-cut panel and the panel, described groove is to distinguish the position of each button.
2. the panel making method of film keyboard as claimed in claim 1, wherein, the hard substrate of described a step is the PC plastic film material of clear, colorless.
3. the panel making method of film keyboard as claimed in claim 1, wherein, the ground floor printing ink of described b step is black.
4. the panel making method of film keyboard as claimed in claim 1, wherein, the second layer printing ink of described c step is white, green and red.
5. the panel making method of film keyboard as claimed in claim 4, wherein, described white ink makes numeral, English alphabet, various symbol and navigation key colour developing be white.
6. the panel making method of film keyboard as claimed in claim 4, wherein, described green ink makes the colour developing of dialing pattern for green.
7. the panel making method of film keyboard as claimed in claim 4, wherein, described red ink makes and finishes the pattern colour developing for red.
8. the panel making method of film keyboard as claimed in claim 1 wherein, when not printing moulding applying glue on the described second layer printing ink of described d step, prints the printing ink of layer of transparent earlier, to form protective layer.
9. the liner thin slice manufacture method of a film keyboard comprises the steps:
A), prepare soft base material;
B), on the surface of described soft base material first moulding ground floor printing ink, to form the button pattern of navigation key;
C), on ground floor printing ink moulding second layer printing ink, to form light shield layer and a plurality of hollowed-out translucents position;
D), on described second layer printing ink the 3rd layer of printing ink of moulding, to form reflector layer; And,
E), moulding one deck applying glue on described the 3rd layer of printing ink.
10. the liner thin slice manufacture method of film keyboard as claimed in claim 9, wherein, the soft base material of described a step is the TPU plastic film material of clear, colorless.
11. the liner thin slice manufacture method of film keyboard as claimed in claim 9, wherein, the ground floor printing ink of described b step is white.
12. the liner thin slice manufacture method of film keyboard as claimed in claim 9, wherein, the second layer printing ink of described c step is black.
13. the liner thin slice manufacture method of film keyboard as claimed in claim 9, wherein, the 3rd layer of printing ink of described d step is white.
14. the liner thin slice manufacture method of film keyboard as claimed in claim 9, wherein, not during moulding applying glue, the printing ink of first moulding layer of transparent is to form protective layer on the 3rd layer of printing ink of described d step.
15. the liner thin slice manufacture method of film keyboard as claimed in claim 9 wherein, after described e step is finished, is promptly carried out the f step, described f step cuts described soft base material with machine and forms single liner thin slice.
16. the manufacture method that the panel of a film keyboard and liner thin slice are fitted comprises:
A), prepared a mould;
B), the back side of panel that the method described in the claim 1 is made is attached on the surface of the liner thin slice that the described method of claim 9 makes, and inserts in the mould;
C), insert in the mould with rubber;
D), hot pressing closes the applying gluing of rubber and liner thin slice, and is molded over described liner thin slice bottom to form optical waveguide layer, this rubber and light shield layer and reflector layer are extruded outer being exposed on the panel surface by groove simultaneously, to form the convex rib of solid; And,
E), get the leaded light particle that on described optical waveguide layer surface, forms a plurality of shrinkage pools ready with laser again.
17. the manufacture method that the panel of film keyboard as claimed in claim 16 and liner thin slice are fitted wherein, when the panel in the b step is seated in mould inside, is pasted earlier layer protecting film on panel front.
18. the manufacture method that the panel of film keyboard as claimed in claim 16 and liner thin slice are fitted, wherein, the rubber in the c step is silica gel.
19. the manufacture method that the panel of film keyboard as claimed in claim 16 and liner thin slice are fitted wherein, forms a plurality of convex bodys in the optical waveguide layer bottom.
20. the manufacture method that the panel of film keyboard as claimed in claim 19 and liner thin slice are fitted, wherein, laser is got ready on the corresponding optical waveguide layer of the convex body surface or form the leaded light particle of a plurality of shrinkage pools on the peripheral position of convex body in the e step.
21. the film keyboard structure with panel and liner thin slice comprises:
Panel has the button that comprises the numeral, literal, various symbol, navigation key, dialing and the end pattern that are Openworks shape on it, and the groove between button and the button;
Inner lining body is configured on the described panel, has navigation key button pattern on it, has light shield layer and printing opacity position on described navigation key button pattern, has reflector layer on described light shield layer;
Optical waveguide layer is configured on the described inner lining body, and corresponding described button place has a plurality of leaded light particles and convex body on it;
Wherein, described optical waveguide layer and described light shield layer and described reflector layer are extended on the described panel surface by described groove.
22. film keyboard structure as claimed in claim 21 wherein, forms white ink on the button that comprises hollow out numeral, English alphabet, various symbol and navigation key on the described panel.
23. film keyboard structure as claimed in claim 21 wherein, forms green ink on described dialing pattern button.
24. film keyboard structure as claimed in claim 23 wherein, forms red ink on described end pattern button.
25. film keyboard structure as claimed in claim 21, wherein, described light shield layer is a black ink.
26. film keyboard structure as claimed in claim 21, wherein, described reflector layer is a white ink.
27. film keyboard structure as claimed in claim 21, wherein, described optical waveguide layer is a silica gel.
28. film keyboard structure as claimed in claim 21, wherein, described leaded light particle is the shrinkage pool shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100027574A CN101236850B (en) | 2007-01-30 | 2007-01-30 | Film keyboard making method and its structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100027574A CN101236850B (en) | 2007-01-30 | 2007-01-30 | Film keyboard making method and its structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101236850A CN101236850A (en) | 2008-08-06 |
| CN101236850B true CN101236850B (en) | 2010-08-18 |
Family
ID=39920380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100027574A Expired - Fee Related CN101236850B (en) | 2007-01-30 | 2007-01-30 | Film keyboard making method and its structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101236850B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568902A (en) * | 2010-12-24 | 2012-07-11 | 毅嘉科技股份有限公司 | Manufacturing method of keycaps |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101677497B (en) * | 2008-09-19 | 2013-04-24 | 深圳富泰宏精密工业有限公司 | Housing and manufacturing method thereof |
| TW201025383A (en) | 2008-12-29 | 2010-07-01 | Ichia Tech Inc | Thin-type keycap structure, keypad structure comprising the same and method of making the same |
| 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 |
| CN102375548A (en) * | 2010-08-18 | 2012-03-14 | 深圳富泰宏精密工业有限公司 | Keyboard module group |
| CN102004554A (en) * | 2010-11-23 | 2011-04-06 | 上海向隆电子科技有限公司 | 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 |
| CN103105933B (en) * | 2011-11-09 | 2016-05-25 | 宏达国际电子股份有限公司 | Keysheet module and portable electronic devices |
| CN102832068A (en) * | 2012-08-24 | 2012-12-19 | 鸿富锦精密工业（深圳）有限公司 | Key device and light guide member layer |
| CN103612499A (en) * | 2013-11-11 | 2014-03-05 | 深圳市杰瑞表面技术有限公司 | Method for improving screen-printing and overprinting position accuracy through laser |
| CN103617910B (en) * | 2013-11-22 | 2015-09-09 | 天津三星通信技术研究有限公司 | A kind of manufacture method of color inhibition keyboard and color inhibition keyboard |
| TW201419343A (en) * | 2014-01-10 | 2014-05-16 | Zhi Kang Ind Co Ltd | Structure of backlight module |
| CN105196671B (en) * | 2014-06-16 | 2018-08-24 | 深圳市西盟特电子有限公司 | The laminated mould of tablet computer protective sleeve |
| CN111063567A (en) * | 2019-12-11 | 2020-04-24 | 珠海创田印刷有限公司 | Application of TPU material in panel key |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5909021A (en) * | 1997-08-19 | 1999-06-01 | The Sas Group, Llc | Keypads: Apparatus and methods of making |
| CN1232277A (en) * | 1998-04-13 | 1999-10-20 | 固特橡胶股份有限公司 | Method for making light transmission film key and products thereof |
| CN1269589A (en) * | 1999-03-12 | 2000-10-11 | 毅嘉科技股份有限公司 | Molding process of hard transpanent button |
| CN2421722Y (en) * | 2000-05-26 | 2001-02-28 | 固特昌股份有限公司 | Drawing-out type film key |
| CN1848326A (en) * | 2004-12-02 | 2006-10-18 | 崔洪根 | Method of fabricating a metal keypad for a cellular phone |
| CN1897191A (en) * | 2005-07-14 | 2007-01-17 | 朴珍松 | A keypad for cellular phone and manufacture method thereof |
-
2007
- 2007-01-30 CN CN2007100027574A patent/CN101236850B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5909021A (en) * | 1997-08-19 | 1999-06-01 | The Sas Group, Llc | Keypads: Apparatus and methods of making |
| CN1232277A (en) * | 1998-04-13 | 1999-10-20 | 固特橡胶股份有限公司 | Method for making light transmission film key and products thereof |
| CN1269589A (en) * | 1999-03-12 | 2000-10-11 | 毅嘉科技股份有限公司 | Molding process of hard transpanent button |
| CN2421722Y (en) * | 2000-05-26 | 2001-02-28 | 固特昌股份有限公司 | Drawing-out type film key |
| CN1848326A (en) * | 2004-12-02 | 2006-10-18 | 崔洪根 | Method of fabricating a metal keypad for a cellular phone |
| CN1897191A (en) * | 2005-07-14 | 2007-01-17 | 朴珍松 | A keypad for cellular phone and manufacture method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102568902A (en) * | 2010-12-24 | 2012-07-11 | 毅嘉科技股份有限公司 | Manufacturing method of keycaps |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101236850A (en) | 2008-08-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101236850B (en) | Film keyboard making method and its structure | |
| US7759588B2 (en) | Thin keypad assembly | |
| US6621027B1 (en) | Key top member for push button switch structure | |
| US8022324B2 (en) | Method of manufacturing a keypad structure having a transparent keycap and keypad structure having a transparent keycap | |
| US7834285B2 (en) | Keypad assembly | |
| CN101459004B (en) | Press-key panel construction for electronic device and method for manufacturing the press-key panel construction | |
| CN101093757B (en) | Fabricating method of structure of thin-formed push button key | |
| CN104885558A (en) | Seamless front cover for an electronic device | |
| CN202282135U (en) | Information processing device | |
| CN115083271A (en) | Hidden human-computer interface display panel with decorative texture, decorative membrane and manufacturing method thereof | |
| CN101276698B (en) | Method for preparing thin type press key panel | |
| CN101293400A (en) | Method for manufacturing electronic equipment panel and structure thereof | |
| CN101276699B (en) | Method for preparing thin type press key panel | |
| CN2927534Y (en) | Laser press key structure of cellphone | |
| CN101093756B (en) | Structure of thin shaped push button key, and fabricating method | |
| CN101488408B (en) | Press-key panel construction of electronic apparatus and manufacturing method thereof | |
| CN201122543Y (en) | Thinned press key panel structure | |
| CN201044466Y (en) | Thin type key structure | |
| CN202796587U (en) | Key structure with light guide function | |
| CN101436476A (en) | Preparation method for metal key-press panel with corrugated luster | |
| CN101930860A (en) | Method for manufacturing key structure with transparent keycap and key structure thereof | |
| JP3722626B2 (en) | Key top member and manufacturing method thereof | |
| JP2001337607A (en) | Design panel and its manufacture | |
| CN201698939U (en) | Keypad unit | |
| CN101246654A (en) | Method for fabricating a three dimensional emblem |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20130130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |