Circuit breaker with arc gas engaging paddles on a trip bar and/or crossbar
US6204465A · kind A · utility
10Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2000 |
| Grant date | Mar 20, 2001 |
| Priority date | — |
| Expiry date | Apr 3, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2077/025
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A molded case circuit breaker has paddles on the trip bar to utilize the arc gases generated during interruption to speed operation of the latchable operating mechanism and to protect the trip mechanism from debris in the arc gases. Alternatively, or in addition, lateral projections can be provided on the crossbar for similar purposes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.