Electric assist steering system with alternator power source

Details Electric assist steering system with alternator power source Electric assist steering system with alternator power source

1987-03-16

1988-06-21

Mitchell, David M.

Motor vehicles

Including one or more ski-like or runner members

With at least one surface-engaging propulsion element

180 791, 318158, B62D 504

Patent

active

047519789

ABSTRACT:
A power assist steering system in which electrical power to drive the electric assist motor is selectively provided from either the alternator or the battery depending upon the vehicle speed and applied steering torque. An electronic control unit controls the output voltage from the alternator by controlling current through the alternator field coil.

REFERENCES:
patent: 2531061 (1946-01-01), Le Torneau
patent: 2754465 (1952-06-01), Brier
patent: 2842039 (1950-05-01), Swingle
patent: 3246633 (1962-03-01), Rowe
patent: 3436163 (1969-04-01), Hemmenway
patent: 3938953 (1976-10-01), Bayle
patent: 3954147 (1976-05-01), Hollins
patent: 4323830 (1982-04-01), Belsterling
patent: 4415054 (1983-11-01), Drutchas
patent: 4499964 (1985-02-01), Abe et al.
patent: 4538698 (1985-09-01), Hashimoto
patent: 4598787 (1986-07-01), Drutchas
patent: 4624335 (1986-11-01), Shiraishi
patent: 4653601 (1987-03-01), Nakamura et al.
Servomechanism Fundamentals (Ben Zeines).

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