Switching apparatus, electric field applying method and switching system
US7149495B2 · kind B2 · utility
0Cited by
6References
24Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 28, 2003 |
| Grant date | Dec 12, 2006 |
| Priority date | — |
| Expiry date | Dec 20, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2057/006
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a switching apparatus having a pair of electrodes including a first electrode and a third electrode, which are provided with a piezoelectric element therebetween and a pair of electrodes including a second electrode and a fourth electrode, which are provided adjacently to the pair of the first and third electrodes in a state where they are electrically insulated from the first and third electrodes, an electric field in a first direction is generated between the first electrode and the third electrode, and simultaneously an electric field in a second direction is generated between the second electrode and the fourth electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.