Snap switch
US4739127A · kind A · utility
12Cited by
8References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 1987 |
| Grant date | Apr 19, 1988 |
| Priority date | — |
| Expiry date | Feb 9, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H23/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A snap switch with a self-cleaning function having a switch body with a fixed contact and a movable contact for performing make-break operations. A knob, mounted on the switch body, operates a contact operation member causing the movable contact to abut the fixed contact when the knob is rotated by a predetermined rotational angle and further causing the movable contact to slide on the fixed contact when the knob is further rotated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.