Motor-operated tilt steering device

Details Motor-operated tilt steering device Motor-operated tilt steering device

1989-06-28

1991-09-17

Braun, Leslie A.

Machine element or mechanism

Control lever and linkage systems

Hand operated

280775, B62D 118

Patent

active

050483641

ABSTRACT:
A motor-operated tilt steering device including a fixed bracket fixed to the body of a vehicle and supporting a lower steering shaft by means of a lower column, a tilt bracket pivotally movably attached to the fixed bracket and supporting by an upper column an upper steering shaft connected to the lower steering shaft by a universal joint, a tilting electric motor attached to the fixed bracket, and an arrangement for converting the rotation of the motor to a pivotal movement of the tilt bracket. The conversion arrangement includes a screw shaft attached to the fixed bracket in parallel with the motor, a timing belt coupling the motor to the screw shaft, a screw nut in meshing engagement with the screw shaft, and an eccentric member coupling the screw nut to the tilt bracket.

REFERENCES:
patent: 4050318 (1977-09-01), Wolf
patent: 4335625 (1982-06-01), Nishikawa
patent: 4612822 (1986-09-01), Nishikawa et al.
patent: 4633732 (1987-01-01), Nishikawa et al.
patent: 4642839 (1987-02-01), Urban
patent: 4691587 (1987-09-01), Farrand et al.
patent: 4785684 (1988-11-01), Nishikawa et al.
patent: 4787260 (1988-11-01), Bailey
patent: 4878394 (1989-11-01), Nakamura et al.
Abstract in English of the Soviet Union Patent No. 1,000,330, Date: Oct. 26, 1981.

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