| 摘要 |
PROBLEM TO BE SOLVED: To provide a movement direction free electric driving truck capable of directly performing movement in an arbitrary direction without repeating advancement/retreating at a narrow place. SOLUTION: The truck is constituted, which is provided with a pair of driving wheels for determining a movement direction of the vehicle and moving the vehicle other than the wheels for supporting weight of the truck including a loaded article and can be freely moved in the arbitrary direction. A pair of driving wheels are attached to both sides of a drive axle crossed and fixed to a lower part of a rotatable vertical shaft retained to a central part of a vehicle base, the driving wheels are driven by two pairs of drivers and motors using electric power of an on-vehicle secondary battery, and two drivers are coordinated/controlled making a drive instruction signal as reference. COPYRIGHT: (C)2009,JPO&INPIT
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