Switch device
US4573029A · kind A · utility
Inventors
Key dates
| Filing date | Apr 10, 1984 |
| Grant date | Feb 25, 1986 |
| Priority date | — |
| Expiry date | Apr 10, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H50/643
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A switch comprises switch members movable in an operating direction for opening and closing an electric circuit, a solenoid drive for moving the switch members in the operating direction, the solenoid drive comprising an armature having an operating movement normal to the operating direction of the switch members and a core, a push rod whereto the switch members are coupled for movement therewith, the push rod comprising a gear rack, and a pinion segment meshing with the gear rack. The push rod and the pinion segment are located between the armature and the core and are surrounded thereby, the pinion segment is pivotal about an axis extending transversely to the push rod and is engaged by the armature, the operating movement of the armature pivoting the pinion segment and moving the push rod and switch members coupled thereto in the operating direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.