Lockout mechanism and system for vehicle shifter
US5211271A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 13, 1992 |
| Grant date | May 18, 1993 |
| Priority date | — |
| Expiry date | Mar 13, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20864
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A locking mechanism and system for a vehicle shifter in which the shifting lever is locked in a park lock position until the brakes of the automotive vehicle are applied and the steering lockout mechanism located in the steering column of the vehicle is released by the ignition key of the vehicle. In one embodiment of the invention, two electrical modules are operatively connected to the brake mechanism, the steering mechanism and the ignition key switch which controls the steering lockout mechanism, one of the two modules being controlled by a solid state switch. In other embodiments, a logic control circuit controls a solenoid driving circuit to control the modules.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.