Pneumatic tandem axle suspension for a pair of rear axles of a vehicle, in particular a heavy goods vehicle, comprising a front suspension portion and a rear suspension portion, each comprising spring beams arranged beneath a frame, two pairs of air bellows arranged at the vehicle frame, a pair of hydraulic shock absorbers and a triangular rod being pivotable linked to an upper center portion of the axle and the frame, and front hangers extending downward from the frame, each of the front and rear suspension portions comprising a pair of longitudinal rods extending between the front hangers and the spring beams, characterized in that each of the front and rear suspension portions comprises a stabilizer bar which is generally U-shaped and disposed above the axle, with a traverse beam and two legs extending from the ends of the traverse beam in a direction perpendicular to the axle, wherein the traverse beam is rotatable supported within a pair of pivot bearings mounted between the frame and an air bellow, such that the legs can perform a swiveling movement, and the ends of the legs being pivotable linked to the axle suspended by the respective suspension portion via generally perpendicular thrust rods and axle brackets on top of the axle, with each thrust rod being hinged to one leg end and to one axle bracket.


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    Title :

    Pneumatic axle suspension for a rear axle of a vehicle


    Contributors:

    Publication date :

    2020-04-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge



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    KONRAD CHRISTIAN / SCHAEDLE MARKUS / SCHNEIDER ELIAS et al. | European Patent Office | 2020

    Free access