Electric circuit breaker with ground fault protection
US4000444A · kind A · utility
13Cited by
15References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 1973 |
| Grant date | Dec 28, 1976 |
| Priority date | — |
| Expiry date | Mar 12, 1993 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H3/33
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Electric circuit breaker including highly sensitive ground fault responsive means for protecting human life from electrical shock. The circuit breaker is suitable for mounting in a panelboard at the service entrance of a building to provide ground fault protection for the individual branch circuits in the building.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.