Toggle spring for a circuit breaker
US5692599A · kind A · utility
13Cited by
3References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 10, 1996 |
| Grant date | Dec 2, 1997 |
| Priority date | — |
| Expiry date | Jan 10, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T24/45979
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A toggle spring for a circuit breaker operating mechanism which provides better performance and reliability is provided. The toggle spring includes a unique spring eye having a back hook portion extending around a spring shank so as to dramatically increase the force supportable by the spring eye. The toggle spring is provided having a body portion having a first end and a second end. A first spring eye extends from the first end of the body portion and a shank extends from the second end of the body portion. A second spring eye extends from the shank and includes the back hook portion which extends around the shank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.