Automotive relay of the hold-in type
US3979705A · kind A · utility
2Cited by
4References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 3, 1975 |
| Grant date | Sep 7, 1976 |
| Priority date | — |
| Expiry date | Apr 3, 1995 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H50/041
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A hold-in type of automotive relay which when actuated by a first switch controlled exciting current closes its normally open relay contacts and a second switch magnetically connected to said relay and the source of current. The contacts of the second switch remain closed even after the first switch is opened and until such time as the current passing through the second switch is interrupted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.