Switch apparatus
US4246452A · kind A · utility
330Cited by
10References
23Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 5, 1979 |
| Grant date | Jan 20, 1981 |
| Priority date | — |
| Expiry date | Jan 5, 1999 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2231/008
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A switch apparatus having first and second surfaces with conductive pattern segments thereon in proximate spaced overlying relation, each of the patterns being generally identical and having a circular array of alternating solid and interleaved conductive portion, one pattern being movable toward the other by tilting of a disc for providing a plurality of discrete signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.