Molded case circuit breaker modular bell alarm unit
US5252937A · kind A · utility
13Cited by
13References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1990 |
| Grant date | Oct 12, 1993 |
| Priority date | — |
| Expiry date | Aug 9, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2071/086
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A bell alarm unit is attached to the actuator-accessory unit of a molded case circuit breaker. The bell alarm unit consists of a microswitch, printed wire board connector and external wire conductors integrally encapsulated within a plastic composition to provide strain relief to the electrical connections between the printed wire board and the external wire conductors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.