| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a guide vane for a pump which can have high pump efficiency without increasing manufacturing costs, and a pump device. <P>SOLUTION: A guide vane guides a fluid to which pressure is increased by the impeller 20 of a pump device 1 to the impeller 20 of a next stage. The guide vane includes: a disk-shaped mounting plate 41; a plurality of vanes 42 which are provided to one principal surface of the mounting plate 41 and in which intervals adjacent to each other become narrower gradually from the outer circumferential side of the mounting plate 41 toward the central side; and a continuation part 46 which continues a plurality of ridge parts formed by the principal surface of the mounting plate 41 and side faces of the plurality of vanes 42. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
