JPS6251827U - - Google Patents
Info
- Publication number
- JPS6251827U JPS6251827U JP14292885U JP14292885U JPS6251827U JP S6251827 U JPS6251827 U JP S6251827U JP 14292885 U JP14292885 U JP 14292885U JP 14292885 U JP14292885 U JP 14292885U JP S6251827 U JPS6251827 U JP S6251827U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- optical fiber
- key
- conversion element
- 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.)
- Pending
Links
- 239000013307 optical fiber Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案によるキースイツチの一実施例
を示す要部断面図、第２図、第３図は従来のキー
スイツチの一例を示す要部断面図である。
１２はプリント基板、１３はキーボード基板、
１４はスイツチケース、１５ａ，１５ｂは孔、１
６ａ，１６ｂはホツク部、１７ａ，１７ｂは突起
、１８は遮光バー、１９はストツパー、２０は圧
縮バネ、２１は爪部、２２，２３は孔、２４は光
フアイバー光源、２５はフオトトランジスタ（光
電変換素子）。
FIG. 1 is a sectional view of a main part showing an embodiment of a key switch according to the present invention, and FIGS. 2 and 3 are sectional views of main parts of an example of a conventional key switch. 12 is a printed circuit board, 13 is a keyboard board,
14 is a switch case, 15a and 15b are holes, 1
6a and 16b are hook parts, 17a and 17b are protrusions, 18 is a light-shielding bar, 19 is a stopper, 20 is a compression spring, 21 is a claw part, 22 and 23 are holes, 24 is an optical fiber light source, and 25 is a phototransistor (photoelectric transistor). conversion element).
Claims (1)
する光フアイバー光源と、この光フアイバー光源
から放射される光を受光して電気信号に変換する
ことによりキー信号として出力する光電変換素子
と、一方向への移動習性を有するとともにキー操
作に連動してスライドすることにより前記光フア
イバー光源から前記光電変換素子に向かう光を遮
光する遮光バーとを備えたキースイツチ。 an optical fiber light source that distributes light emitted from one light source to each key; a photoelectric conversion element that receives the light emitted from the optical fiber light source, converts it into an electrical signal, and outputs it as a key signal; A key switch comprising a light shielding bar which has a tendency to move in one direction and which blocks light directed from the optical fiber light source toward the photoelectric conversion element by sliding in conjunction with key operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14292885U JPS6251827U (en) | 1985-09-20 | 1985-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14292885U JPS6251827U (en) | 1985-09-20 | 1985-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6251827U true JPS6251827U (en) | 1987-03-31 |
Family
ID=31052129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14292885U Pending JPS6251827U (en) | 1985-09-20 | 1985-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6251827U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5150477A (en) * | 1974-10-30 | 1976-05-04 | Oki Electric Ind Co Ltd |
-
1985
- 1985-09-20 JP JP14292885U patent/JPS6251827U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5150477A (en) * | 1974-10-30 | 1976-05-04 | Oki Electric Ind Co Ltd |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6251827U (en) | ||
| JPS6153807U (en) | ||
| JPS5935895U (en) | Illumination device for equipment operation surface | |
| JPS5812959U (en) | photocabra | |
| JPH0375485U (en) | ||
| JPS6310639U (en) | ||
| JPH0262452U (en) | ||
| JPH0239132U (en) | ||
| JPS61176842U (en) | ||
| JPS6320050U (en) | ||
| JPH0366126U (en) | ||
| JPH0364432U (en) | ||
| JPH01143045U (en) | ||
| JPS5948968U (en) | Lock with keyhole illumination device | |
| JPS60149022U (en) | key switch | |
| JPS58141683U (en) | remote control transmitter | |
| JPS60129162U (en) | photo coupler | |
| JPH0196632U (en) | ||
| JPS62176920U (en) | ||
| JPH0163239U (en) | ||
| JPS59171432U (en) | Seat switch | |
| JPS60101352U (en) | illuminated push button switch | |
| JPS6310640U (en) | ||
| JPH0353059U (en) | ||
| JPH0270322U (en) |