Power assist steering gear assembly

Motor vehicles – Compensating devices

Patent

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Details

180143, B62D 504, B62D 506

Patent

active

045777152

ABSTRACT:
Power assist steering gear assembly for vehicle comprises an elongated member linearly movable in opposite directions for pivoting of dirigible wheels. The elongated member comprises a rack portion formed at a first axial position and engaged with a pinion connected to a steering shaft and a thread portion formed at a second axial position and cooperating with a ball nut. The power assist steering unit further comprises an electric motor unit coaxially arranged about the elongated member at a third axial position and including an electric motor connected to the ball nut through rotation transmitting means to assist the linear movement of the elongated member.

REFERENCES:
patent: 2380662 (1945-07-01), Means, Jr.
patent: 3983953 (1976-10-01), Bayle
patent: 4223254 (1980-09-01), Adams
patent: 4415054 (1983-11-01), Drutchas
patent: 4457390 (1984-07-01), Abe et al.

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