Contact switch
US8008588B2 · kind B2 · utility
7Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2007 |
| Grant date | Aug 30, 2011 |
| Priority date | — |
| Expiry date | Dec 2, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H13/18
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A contact switch includes a case, a first contact provided in the case, a second contact provided in the case, an actuator for causing the first contact to contact the second contact, and an oil-repellent agent applied to at least one of an outer edge of the first contact or an outer edge of the second contact The oil-repellent agent includes a fluorine-based polymer. The switch has a simple structure and connects between the contacts reliably.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.