Circuit breaker contact arm and attachment means
US4021632A · kind A · utility
1Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1976 |
| Grant date | May 3, 1977 |
| Priority date | — |
| Expiry date | Jan 23, 1996 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H1/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a circuit breaker, the movable contact carrying contact arm is pivotally connected to the contact carrier which pivots on the circuit breaker frame; the contact arm is stamped copper; the contact arm carrier pivot connection includes a pin passing through the walls of the carrier and with respect to which the contact arm pivots; also, improved means for establishing pressure of movable contacts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.