WHEEL DRIVE DEVICE OF PORT FACILITY, AND PORT FACILITY COMPRISING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a wheel drive device of a port facility, capable of surely making a port facility itself travel by itself to a work field, even when a motor of the wheel drive device is submerged.;SOLUTION: A wheel drive device of a port facility for driving a wheel 14 for traveling a facility installed on a port, comprises a motor 20 having a motor casing 70 and a rear cover 74. The rear cover 74 of the motor 20 has no suction port, and a connection part between the rear cover 74 and the motor casing 70 has a waterproof seal 88.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2016,JPO&INPIT