| 摘要 |
PROBLEM TO BE SOLVED: To securely actuate the propulsive force of a traveling device to a work object to secure a sufficient treating capacity. SOLUTION: The work machine has a traveling device 2 provided with a caterpillar 1 wound around on moving wheels 20-22, a handle 6 gripped by an operator, a work machine support frame 4 positioned the rotary center k1 of a first driven wheel 21 and the rotary center k2 of a driving wheel 20 and fixed to the front face side of the traveling device 2, a lift arm 7 rotatably connected vertically to the work machine support frame 4, a bucket 8 arranged so that the opening turns forward in a grounding work condition, a hydraulic cylinder 11 for arm rotatably connected to the support frame 4 at one side. and rotatably connected to the lift arm 7 at the other side and hydraulic cylinder 18 for the bucket roratably connected to the support frame 4 at one side and connected to the bucket 8 through a link mechanism 9 at the other side. COPYRIGHT: (C)2004,JPO
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