Piezo-electric relay
US5093600A · kind A · utility
13Cited by
6References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 18, 1987 |
| Grant date | Mar 3, 1992 |
| Priority date | — |
| Expiry date | Sep 18, 2007 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H57/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A piezoelectric relay requiring less piezoelectric material than conventional piezoelectric relays is disclosed. The relay differs from conventional relays in that the contacts are touching with essentially no force applied between the contacts when no power is applied to the relay.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.