Contact switch structure and electromagnetic relay
US8362857B2 · kind B2 · utility
2Cited by
11References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 28, 2011 |
| Grant date | Jan 29, 2013 |
| Priority date | — |
| Expiry date | Jan 28, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2050/446
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A contact switch structure has a touch piece, a movable contact disposed on the touch piece, a fixed contact disposed opposite the movable contact, and a guide unit that is provided in a side region with respect to an operating range of the movable touch piece to control an air flow. The movable contact is opened and closed with respect to the fixed contact by operating the movable touch piece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.