Motor vehicles – Including one or more ski-like or runner members – With at least one surface-engaging propulsion element
Patent
1981-12-31
1983-10-04
Pekar, John A.
Motor vehicles
Including one or more ski-like or runner members
With at least one surface-engaging propulsion element
180 956, 305 24, B62M 2702
Patent
active
044073860
ABSTRACT:
An improved suspension system for the drive track of a snowmobile that offers wide amounts of suspension travel and yet is compact enough to be positioned internally of the track. The suspension system permits the use of a tubular shock absorber and a surrounding coil spring for both the front and rear portions of the track.
REFERENCES:
patent: 4093033 (1978-06-01), Rosch
patent: 4314618 (1982-02-01), Tamura
Warnke Wayne L.
Yasui Toshihiro
Beutler Ernest A.
Fugate D. Lynn
Pekar John A.
Yamaha Hatsudoki Kabushiki Kaisha
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