Device for controlling an automobile vehicle starter motor conta

Details Device for controlling an automobile vehicle starter motor conta Device for controlling an automobile vehicle starter motor conta

1998-03-13

1999-12-21

Argenbright, Tony M.

Internal-combustion engines

Starting device

Condition responsive control of starting device

290 38R, F02N 1108

Patent

active

06003484&

ABSTRACT:
A device for controlling an automobile vehicle starter motor contactor having 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, one of the coils of said contactor being connected between the power supply terminal at the battery voltage and the electric motor, said device including a control unit for the starter motor and a transistor controlled by said unit that controls the supply of power to the coil or coils of the contactor, wherein the control unit includes means for turning off the transistor if the voltage at a given point between the coil and the motor is not greater than a predetermined threshold at the end of a predetermined time period from the starter switch of the vehicle closing.

REFERENCES:
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patent: 4732120 (1988-03-01), Naito et al.
patent: 4947051 (1990-08-01), Yamamoto et al.
patent: 5345901 (1994-09-01), Siegnthaler et al.
patent: 5383428 (1995-01-01), Fasola
patent: 5622148 (1997-04-01), Xue et al.
patent: 5743227 (1998-04-01), Jacquet et al.
patent: 5831804 (1998-11-01), Vilou
patent: 5848577 (1998-12-01), Sappe et al.

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