Motor-driven power steering apparatus

Details Motor-driven power steering apparatus Motor-driven power steering apparatus

1986-06-04

1988-07-12

Mitchell, David M.

Motor vehicles

Compensating devices

318139, 318488, 318489, B62D 504

Patent

active

047563753

ABSTRACT:
The present invention provides a controller for a power steering control system with a current limiter for limiting current to be fed to a power steering motor, in accordance with a power source voltage, whereby the power source is prevented from falling into an overdischarge state while a power steering function is performed. An additional feature of the present invention is an idle speed control device for increasing the engine idle speed when the current of the power steering motor reaches a predefined level.

REFERENCES:
patent: 4416345 (1983-11-01), Barthelemy
patent: 4532567 (1985-07-01), Kade
patent: 4538698 (1985-09-01), Hashimoto et al.
patent: 4624334 (1986-11-01), Kelledes et al.
patent: 4624335 (1986-11-01), Shiraishi et al.
patent: 4639651 (1987-01-01), Shimizu
patent: 4653601 (1987-03-01), Nakamura et al.

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