| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a multistage cascade pump having high pumping performance, providing a proper water supply quantity, and capable of restraining generation of noise and vibration. <P>SOLUTION: This multistage cascade pump 10 is constituted by layering a plurality of cascade pumps such as a first pump body 20 along a rotary shaft 18 of a moving blade 32 of the respective pump bodies 20, connecting a suction port and a delivery port of the respective pump bodies 20 in layered order, and uniformly arranging the respective suction ports and the respective delivery ports around the rotary shaft 18. <P>COPYRIGHT: (C)2013,JPO&INPIT |
