JPS4862339A - - Google Patents
Info
- Publication number
- JPS4862339A JPS4862339A JP47101507A JP10150772A JPS4862339A JP S4862339 A JPS4862339 A JP S4862339A JP 47101507 A JP47101507 A JP 47101507A JP 10150772 A JP10150772 A JP 10150772A JP S4862339 A JPS4862339 A JP S4862339A
- Authority
- JP
- Japan
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/968—Switches controlled by moving an element forming part of the switch using opto-electronic devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/968—Switches controlled by moving an element forming part of the switch using opto-electronic devices
- H03K17/969—Switches controlled by moving an element forming part of the switch using opto-electronic devices having a plurality of control members, e.g. keyboard
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4712271A GB1407406A (en) | 1971-10-09 | 1971-10-09 | Keyboards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4862339A true JPS4862339A (ja) | 1973-08-31 |
Family
ID=10443813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47101507A Pending JPS4862339A (ja) | 1971-10-09 | 1972-10-09 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4862339A (ja) |
| DE (1) | DE2249222A1 (ja) |
| FR (1) | FR2249536A5 (ja) |
| GB (1) | GB1407406A (ja) |
| IT (1) | IT968757B (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199991A (en) * | 1975-02-28 | 1976-09-03 | Fujitsu Ltd | Johodensoyo hatsukodaioodo |
| JPS58501608A (ja) * | 1981-12-04 | 1983-09-22 | バロ−ス・コ−ポレ−シヨン | 機械的操作機構 |
| JPS60211711A (ja) * | 1984-04-03 | 1985-10-24 | サンアロ−株式会社 | キ−ボ−ドスイツチ |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4611123A (en) * | 1982-12-23 | 1986-09-09 | Fairchild Camera And Instrument Corporation | High voltage analog solid state switch |
| FR2672396B1 (fr) * | 1991-01-31 | 1994-06-17 | Battarel Claude | Clavier optique matriciel. |
| GB2406944A (en) * | 2003-10-09 | 2005-04-13 | Motorola Inc | Keyboard switching devices |
-
1971
- 1971-10-09 GB GB4712271A patent/GB1407406A/en not_active Expired
-
1972
- 1972-10-07 DE DE19722249222 patent/DE2249222A1/de active Pending
- 1972-10-09 IT IT3027372A patent/IT968757B/it active
- 1972-10-09 JP JP47101507A patent/JPS4862339A/ja active Pending
- 1972-10-09 FR FR7235654A patent/FR2249536A5/fr not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5199991A (en) * | 1975-02-28 | 1976-09-03 | Fujitsu Ltd | Johodensoyo hatsukodaioodo |
| JPS5815947B2 (ja) * | 1975-02-28 | 1983-03-28 | 富士通株式会社 | ジヨウホウデンソウヨウ ハツコウダイオ−ド |
| JPS58501608A (ja) * | 1981-12-04 | 1983-09-22 | バロ−ス・コ−ポレ−シヨン | 機械的操作機構 |
| JPH0377610B2 (ja) * | 1981-12-04 | 1991-12-11 | Unisys Corp | |
| JPS60211711A (ja) * | 1984-04-03 | 1985-10-24 | サンアロ−株式会社 | キ−ボ−ドスイツチ |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1407406A (en) | 1975-09-24 |
| FR2249536A5 (ja) | 1975-05-23 |
| IT968757B (it) | 1974-03-20 |
| DE2249222A1 (de) | 1973-04-12 |