Clapper armature with curved pole face
US9916953B2 · kind B2 · utility
0Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 2015 |
| Grant date | Mar 13, 2018 |
| Priority date | — |
| Expiry date | Dec 16, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H51/2272
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure describes an apparatus for increasing the initial closing force and reducing the final closing force in the actuating mechanism of electromechanical switching devices such as relays or contactors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.