Tag axle pivot

Details Tag axle pivot Tag axle pivot

1997-09-05

1999-04-27

Ellis, Christopher P.

Land vehicles

Wheeled

Running gear

280 4317, 280 811, 180209, B60G 1126

Patent

active

058971238

ABSTRACT:
The present invention provides a work vehicle having a frame and an auxiliary axle system having an arm assembly including a pair of arms, an elongate tube extending between the arms and having an end attached to each of the arms, a pair of levers attached to the tube, and cylinder blocks extending between the levers; a cylinder assembly including a first cylinder shaft extending between the cylinder blocks and having an end attached to each of the cylinder blocks, a cylinder cross member attached to the frame, a second cylinder shaft attached to the cylinder cross member, and a hydraulic cylinder having one end attached to the first cylinder shaft and another end attached to the second cylinder shaft; and a rear assembly including a rear cross member attached to the frame, a pair of pivot blocks attached to the rear cross member, and a pivot shaft extending between the pivot blocks and having an end attached to each of the cylinder blocks. The arm assembly is pivotally mounted to the rear assembly and is actuated by the cylinder assembly.

REFERENCES:
patent: 4762421 (1988-08-01), Christensen et al.
patent: 5018755 (1991-05-01), McNeilus et al.
patent: 5498021 (1996-03-01), Christenson
patent: 5540454 (1996-07-01), Van Denberg et al.
patent: 5597174 (1997-01-01), Christenson et al.
patent: 5823629 (1998-10-01), Smith et al.

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