| 摘要 |
PURPOSE: A coupling screw gear clutch reducing a failure ratio is conveniently movement a water pump using a mixer and one pump. CONSTITUTION: A coupling screw gear clutch(19) comprises a spring attaching a coupling impeller gear clutch(12) to a shaft. The coupling screw gear clutch meshes with the coupling impeller gear clutch when a motor rotates in clockwise. The coupling screw gear clutch is connected to the coupling impeller gear clutch and a coupling pump gear(23).
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