Torsion spring contact switch
US4812604A · kind A · utility
16Cited by
7References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 10, 1987 |
| Grant date | Mar 14, 1989 |
| Priority date | — |
| Expiry date | Dec 10, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H1/242
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A push button switch assembly. A switch housing supports two parallel conductive switch contacts. A torsion spring wiper member carried by a push button switch actuator selectively bridges the gap between the conductive switch contacts. The torsion spring wiper member is a wire coiled in the middle and having two arms that engage the switch contacts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.