Relay and method for controlling relay
US8824117B2 · kind B2 · utility
0Cited by
3References
11Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Dec 19, 2011 |
| Grant date | Sep 2, 2014 |
| Priority date | — |
| Expiry date | Aug 28, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2050/049
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method for controlling a normally closed relay includes: providing power to at least one of a first electromagnet and a second electromagnet via a power input port, then cause a first actuation member and a second actuation member to separate from each other, and the relay is then in an open state; and stopping providing power to the at lease one first electromagnet and the second electromagnet which being powered by the power input port such that the first actuation member and the second actuation member makes contact with each other, and the relay is then in a closed state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.