Patent ID: 9428025
Filing Date: 2016-08-30
CPC Classification: B60G

Claim Text:
1. An axle suspension for supporting an axle housing with respect to a vehicle frame having a fore-and-aft axis, the axle housing supporting left and right axle shafts which extend perpendicularly with respect to the fore-and-aft axis, the suspension comprising: a suspension arm having a first end fixed to a first end of the axle housing and having a second end pivotally coupled to the frame about a pivot axis which is perpendicular with respect to the fore-and-aft axis; a variable length left hydraulic cylinder having an upper end pivotally coupled to a left part of the frame and having a lower end pivotally coupled to the axle housing; and a variable length right hydraulic cylinder having an upper end pivotally coupled to a right part of the frame and having a lower end pivotally coupled to the axle housing; wherein the suspension arm is fixed to a rear end of the axle housing, the left hydraulic cylinder is pivotally coupled to a left front portion of the axle housing, and the right hydraulic cylinder is pivotally coupled to a right front portion of the axle housing.