Clutch assembly for electrical switching apparatus with large compression close spring
US6064021A · kind A · utility
11Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1999 |
| Grant date | May 16, 2000 |
| Priority date | — |
| Expiry date | Sep 8, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H3/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A clutch assembly for an electrical switching apparatus which has a close spring working in conjunction with a cam disposed on a cam shaft, wherein the close spring provides a rotational force to the cam shaft in a forward direction. The spring clutch is disposed on the cam shaft and allows the cam shaft to rotate in the forward direction but prevents rotation of the cam shaft in the opposite direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.