초록

An air ride, high axle lift tandem comprising two stub-axle mountings each with an air spring and a hydraulic cylinder to lift the stub axle and all mounted upon a single pedestal in a manner to be so compact and simple as to enable the entire assembly to be sold as a unit as, for example, in a kit.

대표청구항 ▼

In an apparatus for lifting axles on vehicles: a pedestal adapted to be attached to the frame of the vehicle, the pedestal having a portion attachable to the frame, and a vertically extending portion disposed at one side of the frame, a pair of oppositely extending bolster beams rockably attached to

In an apparatus for lifting axles on vehicles: a pedestal adapted to be attached to the frame of the vehicle, the pedestal having a portion attachable to the frame, and a vertically extending portion disposed at one side of the frame, a pair of oppositely extending bolster beams rockably attached to the lower part of the pedestal to one side of the frame, one extending forward and one extending aft, each being adapted to receive axle means for a vehicle wheel; the pedestal having securely thereon at the upper part of the vertically extending portion, fore and aft upper extending support means spaced to one side of the frame and above and overlying the bolster beams; a pair of spring means one connected between each bolster beam and the support means above it, arranged at one side of the frame, to cushion the rocking movements of the bolster beams; motors, one for each bolster beam, connected between such bolster beam and the pedestal and actuatable to produce lifting and lowering of the bolster beam.