PNEUMATIC AXLE SUSPENSION FOR REAR AXLE OF VEHICLE Russian patent published in 2020 - IPC B60G5/00 

FIELD: transportation.

SUBSTANCE: invention relates to automotive suspensions. Pneumatic suspension of tandem axle for pair of rear axles of vehicle comprises front suspension part and rear suspension part. Each part contains cushioned beams located under the frame, two pairs of pneumatic bottles fixed to the frame, a pair of hydraulic shock absorbers, a triangular lever, front brackets, a pair of longitudinal tie rods, a stabilizer. Lever is articulated with upper central part of axle and frame. Brackets extend downward from the frame. Tie rods pass between front brackets and sprung beams. Stabilizer has U-shape and is located above axis with transverse bar and two branches extending from rod ends perpendicular to axis. Rod is supported with possibility of rotation in a pair of swing supports installed between the frame and pneumatic balloon so that the branches can turn. Ends of branches are connected with possibility of rotation with axis through perpendicular struts and axle brackets located above axis. Stands are hinged to one end of branch and one axle bracket.

EFFECT: compact design and higher motion comfort.

12 cl, 6 dwg