Piezoelectric circuit breaker
US4473859A · kind A · utility
22Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1982 |
| Grant date | Sep 25, 1984 |
| Priority date | — |
| Expiry date | Sep 22, 2002 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H5/041
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A piezoelectric circuit breaker including: a line terminal and a load terminal; contact means interconnected between the terminals; means responsive to an increase in load current between the terminals for generating a voltage indicative of an overload current; and piezoelectric bender means responsive to the voltage for deflecting and opening the contact means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.