| 摘要 |
This invention relates to a screw pump for feeding mixed concrete and the like, sticky material such as adhesive fluid without bitting and clogging and feeding them continuously and effectively. For preventing the bitting, a bearing is provided at the inlet of outer cylinder of the pump and inner sleeve of the bearing is fixed to the edge of screw. For preventing the clogging, a multiple of partition plates is inserted between the blade of the screw which can slide along the shaft of the screw.
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