Steering gear

Details Steering gear Steering gear

1997-02-10

2000-02-22

Boehler, Anne Marie

Motor vehicles

Steering gear

With electric power assist

74388PS, 280 90, B62D 504

Patent

active

060269243

ABSTRACT:
An assembly for turning steerable wheels of a vehicle upon manual rotation of a steering wheel (12) includes a steering member (14) which is axially movable to effect turning movement of the steerable vehicle wheels. A housing surrounds at least a portion of the steering member (14). A ball nut drive (38) located within the housing is drivingly connected to a thread portion (26) of the steering member (14). An electric assist motor (36) located within the housing is drivingly connected to the ball nut drive (38). A fluid or lubricant (68) is located within the housing and damps movement of the steering member (14).

REFERENCES:
patent: 3627346 (1971-12-01), Dorner et al.
patent: 3926070 (1975-12-01), Busso
patent: 4415054 (1983-11-01), Drutchas
patent: 4666014 (1987-05-01), Carlson et al.
patent: 4735271 (1988-04-01), Shimizu
patent: 4986382 (1991-01-01), Harrison
patent: 5080186 (1992-01-01), Elser et al.
patent: 5145021 (1992-09-01), Nakamura et al.
patent: 5456330 (1995-10-01), Kojima et al.

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