| 摘要 |
PROBLEM TO BE SOLVED: To provide a lift control device for a lifter to scoop a grain sack on a gauge table using its lift fork and transporting, capable of being manipulated easily, as improvement of a conventional arrangement involving such problems wherein a lift fork inserting gap should be formed between the load placing surface and the sack bottom surface, a supply hole provided in a selecting machine etc. to exhaust and supply grains is located on the sack received on the gauge table in such a way as confronting in proximity, and if in this condition, the sack is lifted by the lifter, the mouth of the sack hitches at the supply hole of the selecting machine etc. to make difficult for the sack to be taken out to the outside and transported etc. smoothly, and wherein a control should be made for the lift fork not to make excessive rise or shortage of the rise. SOLUTION: The lift control device of the lifter is configured so that the lift fork 2 capable of being lifted and sunk with respect to a dolly frame 1 can lift from its lower limit position A to the scooping position B on the load placing surface in such a way as capable of being stopped automatically. COPYRIGHT: (C)2004,JPO&NCIPI
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