Vehicle equipped with retractable relief support wheels

Details Vehicle equipped with retractable relief support wheels Vehicle equipped with retractable relief support wheels

1983-05-09

1988-03-29

Bertsch, Richard A.

Land vehicles

Wheeled

Attachment

280 472, 280755, B62D 6112

Patent

active

047338857

ABSTRACT:
The invention relates to a vehicle comprising a chassis to which are coupled main wheels and relief wheels mounted on retractable supports and adapted either to increase the gauge of the main wheels of the vehicle, or to be retracted inside the width gauge of the chassis resting only on its main wheels. The main wheels are connected to the chassis by way of a soft suspension, whereas the left and right relief wheels are connected to their respective support by rigid elements only.

REFERENCES:
patent: 2957592 (1960-10-01), Thacker
patent: 3397898 (1968-08-01), Denney et al.
patent: 3900119 (1975-08-01), Olsen
patent: 4274795 (1981-06-01), Taylor

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