DE8301675U1 - - Google Patents
Info
- Publication number
- DE8301675U1 DE8301675U1 DE19838301675 DE8301675U DE8301675U1 DE 8301675 U1 DE8301675 U1 DE 8301675U1 DE 19838301675 DE19838301675 DE 19838301675 DE 8301675 U DE8301675 U DE 8301675U DE 8301675 U1 DE8301675 U1 DE 8301675U1
- Authority
- DE
- Germany
- 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
Links
Classifications
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2209/00—Layers
- H01H2209/068—Properties of the membrane
- H01H2209/078—Conductive rubber
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2215/00—Tactile feedback
- H01H2215/004—Collapsible dome or bubble
- H01H2215/008—Part of substrate or membrane
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2217/00—Facilitation of operation; Human engineering
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/026—Internal encoding, e.g. validity bit
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19838301675 DE8301675U1 (sr) | 1983-01-22 | 1983-01-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19838301675 DE8301675U1 (sr) | 1983-01-22 | 1983-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8301675U1 true DE8301675U1 (sr) | 1983-05-19 |
Family
ID=6749189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19838301675 Expired DE8301675U1 (sr) | 1983-01-22 | 1983-01-22 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8301675U1 (sr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0291910A2 (en) * | 1987-05-18 | 1988-11-23 | Kabushiki Kaisha Bandai | Keyboard |
-
1983
- 1983-01-22 DE DE19838301675 patent/DE8301675U1/de not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0291910A2 (en) * | 1987-05-18 | 1988-11-23 | Kabushiki Kaisha Bandai | Keyboard |
| EP0291910A3 (en) * | 1987-05-18 | 1990-08-22 | Kabushiki Kaisha Bandai | Keyboard |