HEAVY LOAD CONVEYING TRUCK

摘要

PROBLEM TO BE SOLVED: To provide a heavy load conveying truck capable of advancing even if a space below a heavy load such as a caisson is small for reducing installation costs. SOLUTION: A driven truck 5 rollably comprising several wheels 9, 9 on a bottom of a frame 8 and a self-advancing truck comprising a driving wheel 13 rollable on railways 2, 2 and a drive device 14 for driving the wheel 13 on a frame 12 are rotatably and detachably connected. The frames support an elastic fluid pressure bag 20 of a flat bag shape. A bottom of the heavy load 21 can be lifted upward by feeding the bag 20 with pressure fluid for expanding.