Frame structure for a four-wheel drive vehicle

Motor vehicles – Frame – With structure adapted to receive or support a motor,...

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Details

180233, 280282, 280798, D12 88, D21 78, B60K 1734

Patent

active

046142495

ABSTRACT:
A four-wheel drive vehicle of the type wherein the rider straddles the vehicle. The frame includes an upper frame structure which extends outwardly and downwardly to widely-based supports for the front axle while maintaining a narrow profile at the upper portion thereof. The lower frame structure extends rearwardly from a front axle support structure inwardly of the upper frame structure. As the upper frame structure converges, the lower frame structure extends laterally outwardly of the upper frame structure. Broad support for the front axle is provided by the upper frame structure while broad support for the engine and footpegs is provided by the lower frame structure.

REFERENCES:
patent: D268746 (1983-04-01), Greenhalgh et al.
patent: D277088 (1985-01-01), Murakami
patent: 2269452 (1942-01-01), Ford et al.
patent: 3557894 (1971-01-01), Hanley et al.
patent: 4535869 (1985-08-01), Tsutsumikoshi et al.

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