| 摘要 |
An unmanned working vehicle of the present invention comprises a work mechanism section which performs a specified work, and a main body section having a wheel for moving said unmanned working vehicle and a driver for driving said work mechanism section or said main body section, wherein said driver having a weight and being arranged on the side opposite from said work mechanism section relative to said wheel, whereby the center of gravity of said unmanned working vehicle is located on or near said wheel.
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