| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a power feeding system for a crane, in which the crane can be connected to a power feeding truck easily, automatically and quickly. <P>SOLUTION: A traction means 10 has: an engaging rod 11 which is arranged on any one of the crane and the power feeding truck and is extended laterally; and an engaging slit part 12 which is arranged on the other of the crane and the power feeding truck and is extended vertically from a taperingly-opened introduction part 14b. The engaging rod 11 and the engaging slit part 12 are moved relatively to each other in the vertical direction and are engaged with/disengaged from each other, and contact-type electrical terminals 21, 24 are respectively arranged side by side with the engaging rod 11 and the engaging slit part 12, and also the electrical terminals are abutted on/parted from each other synchronously with the engagement/disengagement of the traction means. <P>COPYRIGHT: (C)2012,JPO&INPIT |
