Electrical switches with rocker action
US4169972A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 10, 1978 |
| Grant date | Oct 2, 1979 |
| Priority date | — |
| Expiry date | Jan 10, 1998 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H23/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The electrical switch comprises a resinous plastic casing, a carriage slidable in the casing, at least one contactor mounted on the carriage and movable therewith, contact means in the casing and selectably engageable by the contactor, a resinous plastic rocker plate rockably mounted on the front of the casing and having a lever arm swingable with the rocker plate for causing sliding movement of the carriage in response to rocking movement of the rocker plate, the carriage having a slot for receiving the lever arm, a pair of spaced parallel side walls on the casing and having pivot receiving openings, a pair of flexible resilient generally parallel pivot support tabs projecting rearwardly from the rocker plate and having pivot elements pivotally received in the openings for rockably supporting the rocker plate, the pivot elements being insertable into said openings by flexure of the pivot support tabs, a pair of oppositely inclined stop surfaces on the casing and engageable by the rocker plate at the opposite extremes of its rocking movement, a torsion return spring comprising a wire coil with opposite end arms extending therefrom, the casing having a pocket for receiving the coil …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.