Motor vehicle control system
US5014038A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 15, 1989 |
| Grant date | May 7, 1991 |
| Priority date | — |
| Expiry date | Mar 15, 2009 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2061/326
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An electronic control system for a motor vehicle of the type including an automatic transmission, a steering system having a steering column, an ignition switch having an on position and a key-in/lock position, means operative in response to movement of the ignition switch to the key-in/lock position to lock the steering column, a starter circuit, a push button shift control assembly in the vehicle passenger compartment, and a closure system requiring one or more operator steps to enter the vehicle passenger compartment. The invention control system includes means to preclude movement of the ignition switch to the key-in/lock position when the vehicle speed is in excess of a predetermined speed; means for generating a coded anti-theft signal comprising a predetermined combination of shift assembly push buttons depressed in a predetermined sequence to allow starting of the motor vehicle and to allow shifting of the motor vehicle; and means operative to display the instantaneous position of the vehicle transmission during the normal operation of the vehicle, for a predetermined period of time following removal of the ignition key from the ignition switch, and for a predetermined time…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.