HYDRAULIC PIPE DEVICE OF CARGO VEHICLE

PROBLEM TO BE SOLVED: To prevent breakage and damage of arm side hydraulic pipes provided on lift arm and hook arm for loading/unloading containers by preventing the hydraulic pipes from being projected to the outside, in a cargo vehicle capable of loading/unloading the containers attachably/detachably mounted on a chassis between the chassis and the ground. SOLUTION: A connection block 30 is provided at a base end part located in the vicinity of an oscillation connection 8S1on a lift arm 4 side of a swing cylinder 8 for oscillating the hook arm 5 in relation to the lift arm 4. In the connection block 30, a hydraulic circuit for connecting the arm side hydraulic pipe 37 piped to stretch over the lift arm 4 and the hook arm 5 and an oil chamber within the swing cylinder 8 is formed. COPYRIGHT: (C)2006,JPO&NCIPI