| 摘要 |
PURPOSE: A cocentric typed roller pump is provided to be installed in the Power Take Off shaft of an agricultural tractor and to easily clean the dirt of a farming machine. CONSTITUTION: The circle type roller pump comprises:a pump case(1) forming a inhaling hole(20) and a delivering hole(10); a cap(2) covering the pump case; a rotor(30) forming a groove; a roller(5) inserted into a groove(4) of the rotor; a bearing(6) installed in a rotor shaft(15); a seal ring(7) installing to be inserted between the rotor shaft and the cap, and preventing leakage; and a gasket(8) installed between the case and the cap.
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