Devices for controlling an automobile vehicle starter motor contactor
US6011317A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 13, 1998 |
| Grant date | Jan 4, 2000 |
| Priority date | — |
| Expiry date | Mar 13, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02N2200/063
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A device for controlling an automobile vehicle starter motor contactor including a power contact controlling the supply of power to the electric motor of the starter motor and at least one coil controlling the movement of said contact, said device including a unit for controlling the starter motor and a transistor controlled by said unit that controls the energizing of the coil(s) of the contactor, wherein the control unit includes means for turning off the transistor if, between two successive times following closing of the starter switch, the voltage drop at a point connected to receive the battery voltage is smaller than a given threshold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.