| 摘要 |
PROBLEM TO BE SOLVED: To maintain flowability of grout for a long time, and to increase substantial time for repair work to enhance working efficiency. SOLUTION: The pump device includes a hollow main body 1 storing grout, which is provided with an opening 2 on its upper surface, a lid 3 closing the opening 2, which is detachably provided in the main body 1, a pump P sucking the grout in the main body 1 by a suction part 12 extended in the main body and discharging it outside the main body 1, which is attached to the lid 3, and a container 20 storing the grout, which is taken in/out of the main body 1 through the opening 2, an agitation means 30 agitating the grout in the container 20, and a warming means 50 warming the grout in the container 20. COPYRIGHT: (C)2005,JPO&NCIPI
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