초록 ▼

A movable-deck trailer is provided which includes a frame with front and back ends, a tongue assembly mounted on the frame front end and a deck mounted on top of the frame. A wheeled carriage is mounted on the frame between its front and back ends and includes a pair of walking beam assemblies adapt

A movable-deck trailer is provided which includes a frame with front and back ends, a tongue assembly mounted on the frame front end and a deck mounted on top of the frame. A wheeled carriage is mounted on the frame between its front and back ends and includes a pair of walking beam assemblies adapted for pivoting with respect to the frame. Each walking beam assembly mounts multiple torque tube axle/suspension assemblies. The carriage is longitudinally movable with respect to the frame and deck. A multiple-vehicle, movable-deck trailer includes multiple deck portions, the rearmost being tiltable. A movable-deck trailer adapted for tilting under the influence of either gravity or hydraulic power includes a hydraulic piston-and-cylinder unit interconnecting a frame and a tongue assembly thereof. A movable-deck trailer with a deck adapted for raising to the height of a loading dock includes hydraulic cylinders for raising and lowering same with respect to a frame.

대표청구항 ▼

[ What is claimed and desired to be secured by letters patent is as follows:] [1.] A movable-deck trailer with a normal, forward direction of travel and adapted for releasable attachment to a tow vehicle, which comprises:(a) a longitudinal axis extending generally longitudinally parallel with the di

[ What is claimed and desired to be secured by letters patent is as follows:] [1.] A movable-deck trailer with a normal, forward direction of travel and adapted for releasable attachment to a tow vehicle, which comprises:(a) a longitudinal axis extending generally longitudinally parallel with the direction of travel;(b) a frame including a pair of longitudinal members extending in spaced, generally parallel relation with respect to said longitudinal axis;(c) a deck mounted on said frame;(d) a tongue assembly connected to said frame and including means for selective attachment to said tow vehicle;(e) a wheeled carriage including a carriage subframe having a pair of walking beams each mounted on a respective side of said carriage and connected to a respective frame longitudinal member by pivotal connection means for providing pivoting of said walking beam with respect to a transverse pivotal axis, each said walking beam having front and back ends;(f) front and back axles mounted on said walking beam front and back ends respectively and extending transversely across said trailer; and(g) each said axle mounting a pair of wheels and each said axle comprising a torque tube having a pair of trailing arms and stub axles projecting laterally outwardly therefrom and rotatably mounting said wheels.