Electromagnetic relay
US7750769B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2008 |
| Grant date | Jul 6, 2010 |
| Priority date | — |
| Expiry date | Oct 28, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2001/265
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electromagnetic relay includes a base including a fixed contact piece and a movable contact piece. The movable contact piece includes a movable contact point that is moved to contact and be separated from the fixed contact piece at a fixed contact point by driving the movable contact piece. The movable contact piece includes a terminal portion held in the base and partially protruding from the base, a first contact piece portion connected to the terminal portion and protruding from the base at a different position from the terminal portion, a bent portion connected to the first contact piece portion and changing a protruding direction gradually, and a second contact piece portion connected to the bent portion, extending in a different direction from a base portion, and provided with the movable contact point.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.