Motorcycle front suspension and steering system

Details Motorcycle front suspension and steering system Motorcycle front suspension and steering system

1987-06-22

1989-02-28

Bertsch, Richard A.

Land vehicles

Wheeled

Occupant propelled type

280771, B62K 2102

Patent

active

048078980

ABSTRACT:
A front suspension system for a motorcycle utilizing upper and lower wishbone type control arms set in a parallelelogram and attached to a motorcycle frame modified to facilitate mounting positions. The upper reverse wishbone is mounted from the frame to a pivot on legs above the wheel and the lower wishbone is mounted from the frame to pivoting curved bearings attached to the legs and situated at the center of the wheel. Steering is accomplished by a tensioned bi-directional chain or notched belt and connected from a fixed pulley in the top of the upright legs to a pulley on a steering shaft accommodated by the frame.

REFERENCES:
patent: 2147732 (1939-02-01), Boynton
patent: 4186936 (1980-02-01), Offenstadt et al.
patent: 4526249 (1985-07-01), Parker
patent: 4531755 (1985-07-01), Isono et al.
patent: 4540189 (1985-09-01), Tanaka
patent: 4552373 (1985-11-01), Kawaguchi et al.
patent: 4627632 (1986-12-01), McKagen
patent: 4700963 (1987-10-01), Burns et al.

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