Relay
US11791119B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2020 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Sep 14, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H50/641
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
First and second movable contacts are connected to a first movable contact piece. A second movable contact piece is provided separately from the first movable contact piece. Third and fourth movable contacts are connected to the second movable contact piece. A drive device moves the first movable contact piece and the second movable contact piece by moving a movable iron core by a magnetic force generated from a coil. In a state where the first to fourth movable contacts are contacts the first to fourth fixed contacts, respectively, the first movable contact piece and the second movable contact piece are electrically connected in parallel with the first fixed terminal and the second fixed terminal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.