Vehicle seat switch
US4655313A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 26, 1985 |
| Grant date | Apr 7, 1987 |
| Priority date | — |
| Expiry date | Aug 26, 2005 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01D2101/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A vehicle seat switch apparatus comprising a frame adapted to be mounted beneath a vehicle seat, a first member supported by the frame for generally reciprocal vertical movement relative to the frame between upper and lower positions, the first member having an upper end adapted to be contacted by the vehicle seat to move the first member to the lower position in response to movement of the seat caused by the weight of a vehicle operator on the seat, a spring for biasing the first member to the upper position, a switch mounted on the frame and adapted to be connected to an ignition circuit for opening and closing the circuit, the switch including a plunger movable upwardly and downwardly for respectively opening and closing the switch, and a second member for closing the switch in response to location of the first member in the lower position and for opening the switch after expiration of a predetermined period of time after the first member moves upwardly from the lower position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.