Centrifugal switch actuator and motor comprising the same
US8884482B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 4, 2012 |
| Grant date | Nov 11, 2014 |
| Priority date | — |
| Expiry date | May 16, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P1/12
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A centrifugal switch actuator including a junction box, a cover, a first static and dynamic contact combination, a second static and dynamic contact combination, an outer swing arm, an inner swing arm, and a reset elastic element. The first static and dynamic contact combination, the second static and dynamic contact combination, and the reset elastic element are located in the junction box. The outer swing arm includes a first outer swing arm and a second outer swing arm. The inner swing arm includes a first inner swing arm and a second inner swing arm. The length of the first static and dynamic contact combination is different from that of the second static and dynamic contact combination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.