Tilting steering apparatus

Details Tilting steering apparatus Tilting steering apparatus

1988-03-17

1989-10-31

Herrmann, Allan D.

Machine element or mechanism

Control lever and linkage systems

Hand operated

74540, 280775, B62D 118

Patent

active

048769100

ABSTRACT:
A tilting steering apparatus for a vehicle includes a fixed bracket secured to the vehicle chassis, a movable bracket pivotally supported on the fixed bracket, a ratchet provided on the movable bracket and having ratchet teeth, a pawl having pawl teeth meshing with the ratchet teeth and constraining the ratchet position, a tilt operating lever causing the pawl teeth and ratchet teeth to mesh and unmesh, means for biasing the movable bracket to a lifted position with respect to the fixed bracket, a main lever pivotally supporting the pawl and rotatably supported by a first pin about which the movable bracket is turned, a second pin secured to the fixed bracket so as to abut against the other end of the main lever to inhibit turning of the main lever in one direction, a hook lever supported by the fixed bracket so as to clamp the main lever in the inhibit position in cooperation with the second pin, a lifted-position lock member provided on the fixed bracket so as to engage at a lifted position a projection on the ratchet, a lifting lever pivotally mounted on the fixed bracket and adapted to unclamp the main lever by the turning of the hook lever, and a return lever pivotally supported on the fixed bracket for disengaging the lifted position lock member and the ratchet member from each other.

REFERENCES:
patent: 4463626 (1984-08-01), Kazaoka et al.
patent: 4538477 (1985-09-01), Kurusu et al.
patent: 4538478 (1985-09-01), Sato et al.
patent: 4722241 (1988-02-01), Yoshida et al.
patent: 4723461 (1988-02-01), Yoshida et al.
patent: 4750379 (1988-06-01), Nishikawa et al.
patent: 4819498 (1989-04-01), Nishikawa

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