| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pump for pushing out dry particulate matter, in which a plurality of moving walls are provided to prevent the occurrence of shear fracture in the inner wall of the pump by preventing the dry particulate matter, pumped by the pump, from being retained in the pump. <P>SOLUTION: In the pump 10 for transferring the particulate matter, a passage 14, which is at least partially defined by the moving walls 20A and 20B, is provided on all side surfaces between an inlet 12 thereof and an exit 16 thereof. Thus, an entire perimeter part of the passage becomes movable. The passage has a polygonal or circular cross-sectional shape. <P>COPYRIGHT: (C)2012,JPO&INPIT |
