| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a semitrailer which includes a hydraulic device and prevents working oil leakage caused by a damaged hydraulic hose without reducing space to be loaded with luggage. <P>SOLUTION: The semitrailer 10 including a hydraulic cylinder (hydraulic device) includes an electric hydraulic pressure supply unit 32 having: a hydraulic pump which protrudes forward from a portion other than the lateral center in a front end part 16A of a low floor deck 16 whose floor surface is lower than a connection part 14 with a semi-tractor 12, and is located behind an outermost circumference 26 of rotation trajectory of a rear end part 12A of semi-tractor 12 around the connection part 14, to supply the operating oil to the hydraulic cylinder; and an electric motor for driving the hydraulic pump. <P>COPYRIGHT: (C)2013,JPO&INPIT |
