Four-wheel drive tractor

Details Four-wheel drive tractor Four-wheel drive tractor

1979-02-09

1981-03-31

Love, John J.

Motor vehicles

Having four wheels driven

180255, 180257, B60K 1730

Patent

active

042588189

ABSTRACT:
A four-wheel drive tractor is provided with a front-wheel driving mechanism according to the invention, a universal joint is interposed in a portion of the front-wheel drive shaft system which carries out the front-wheel drive and intersects with the center axis of the kingpin. A universal joint housing encloses the universal joint and is divided into upper and lower parts along a plane perpendicular to the center axis of the kingpin, and the lower universal joint housing part is interlocked with a yoke and is pivotable in relation to the upper universal joint housing part together with the front wheels.

REFERENCES:
patent: 2189695 (1940-02-01), Alden
patent: 3157395 (1964-11-01), Budzynski et al.
patent: 3295624 (1967-01-01), Lee et al.
patent: 3420327 (1969-01-01), Nallinger et al.

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