ZA861463B - A contact carrier for keyboards - Google Patents
A contact carrier for keyboardsInfo
- Publication number
- ZA861463B ZA861463B ZA861463A ZA861463A ZA861463B ZA 861463 B ZA861463 B ZA 861463B ZA 861463 A ZA861463 A ZA 861463A ZA 861463 A ZA861463 A ZA 861463A ZA 861463 B ZA861463 B ZA 861463B
- Authority
- ZA
- South Africa
- Prior art keywords
- keyboards
- contact carrier
- carrier
- contact
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/78—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites
- H01H13/785—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard characterised by the contacts or the contact sites characterised by the material of the contacts, e.g. conductive polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2201/00—Contacts
- H01H2201/022—Material
- H01H2201/03—Composite
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2203/00—Form of contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2229/00—Manufacturing
- H01H2229/002—Screen printing
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3507120 | 1985-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA861463B true ZA861463B (en) | 1986-10-29 |
Family
ID=6263814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA861463A ZA861463B (en) | 1985-02-28 | 1986-02-27 | A contact carrier for keyboards |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0193173A3 (en) |
| JP (1) | JPS61253726A (en) |
| CN (1) | CN86100121A (en) |
| AU (1) | AU5413786A (en) |
| BR (1) | BR8600830A (en) |
| DE (1) | DE8505750U1 (en) |
| FI (1) | FI860849A (en) |
| IN (1) | IN161915B (en) |
| ZA (1) | ZA861463B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3623293C2 (en) * | 1986-07-10 | 1995-09-07 | Hagen Uwe | Multi-part flat electrode, especially for HF surgery |
| DE3714316A1 (en) * | 1987-04-29 | 1988-11-10 | Siemens Ag | Contact mat for keys and keyboards |
| JP2003205072A (en) * | 2002-01-11 | 2003-07-22 | Fuji Shoji:Kk | Slot machine |
| JP6992267B2 (en) | 2017-03-24 | 2022-01-13 | ヤマハ株式会社 | Switching equipment for keyboard equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3676607A (en) * | 1969-11-25 | 1972-07-11 | Bell Telephone Labor Inc | Pushbutton telephone dial |
| US3653038A (en) * | 1970-02-20 | 1972-03-28 | United Bank Of Denver National | Capacitive electric signal device and keyboard using said device |
| US4243852A (en) * | 1979-04-16 | 1981-01-06 | Oak Industries Inc. | Membrane switch with means for impeding silver migration |
| GB2076193B (en) * | 1980-05-15 | 1983-06-08 | Standard Telephones Cables Ltd | Keyboards |
| US4440990A (en) * | 1982-05-19 | 1984-04-03 | Smk Electronics Corporation, Usa | Membrane keyboard assembly |
| US4458969A (en) * | 1982-12-06 | 1984-07-10 | Dorman-Bogdonoff Corporation | Membrane switch with means for preventing silver migration |
-
1985
- 1985-02-28 DE DE8505750U patent/DE8505750U1/en not_active Expired
- 1985-12-30 IN IN936/CAL/85A patent/IN161915B/en unknown
-
1986
- 1986-01-10 CN CN198686100121A patent/CN86100121A/en active Pending
- 1986-02-25 EP EP86102457A patent/EP0193173A3/en not_active Withdrawn
- 1986-02-27 BR BR8600830A patent/BR8600830A/en unknown
- 1986-02-27 JP JP61040512A patent/JPS61253726A/en active Pending
- 1986-02-27 ZA ZA861463A patent/ZA861463B/en unknown
- 1986-02-27 AU AU54137/86A patent/AU5413786A/en not_active Abandoned
- 1986-02-27 FI FI860849A patent/FI860849A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU5413786A (en) | 1986-09-04 |
| JPS61253726A (en) | 1986-11-11 |
| BR8600830A (en) | 1986-11-11 |
| DE8505750U1 (en) | 1986-08-21 |
| IN161915B (en) | 1988-02-27 |
| FI860849A (en) | 1986-08-29 |
| EP0193173A2 (en) | 1986-09-03 |
| CN86100121A (en) | 1986-08-27 |
| EP0193173A3 (en) | 1988-11-30 |
| FI860849A0 (en) | 1986-02-27 |
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