| 摘要 |
PROBLEM TO BE SOLVED: To provide a self-propelled muck collector capable of being stably driven forward while pulling out a belt of an expansible belt conveyor. SOLUTION: A slide frame 33 slidable to a body frame 32 of a collector body 31 is placed to a traveling device 20, at the same time, an outrigger 34 capable of being landed and floated through a skid 36 of the slide frame 33 is provided to the body frame 32, an impulsive jack 35 capable of approaching, separating and moving to the body frame 32 is provide to the slide frame 33, the starting end of the expansible belt conveyor 11 is borne on the slide frame 33, the body frame 32 is driven forward by the impulsive jack 35 in a state to land the slide frame 33 by the outrigger 34, the slide frame 33 is driven forward by the impulsive jack 35 in a state to float the body frame 32 by the outrigger 34 to fix, and the belt of the expansible conveyor 11 is pulled out.
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