| 摘要 |
PROBLEM TO BE SOLVED: To provide an apparatus for pulling out a supporter, capable of pulling out a supporter in a field without using the labor of an operator in a short time, and further capable of readily driving the supporter with the same apparatus. SOLUTION: This apparatus for pulling out the supporter has a lifting and lowering part 26, a base body 48 attached to the lifting and lowering part 26, an engaging and holding means supported by the base body 48 so as to be freely lifted and lowered, and for engaging and holding the supporter m, a nipping means installed in the base body 48 so as to face to the upper part of the engaging and holding means, and for nipping the supporter m between the engaging and holding means, and the nipping means by urging the nipping means thereto by an urging means 491, a hydraulic cylinder B32 for driving the lifting and lowering part 26 upper and lower, a hydraulic cylinder C51 for driving the engaging and holding means upper and lower, and a controller for controlling the hydraulic cylinders B32 and C51.
|
