Title:
CENTRIFUGAL PUMP, AND METHOD OF MANUFACTURING CENTRIFUGAL PUMP
Document Type and Number:
Japanese Patent JP2005307954
Kind Code:
A
Abstract:
To provide a centrifugal pump having excellent corrosion resistance and wear resistance, and efficiently pressurizing fluid; and a method of manufacturing the centrifugal pump.
The centrifugal pump pressurizing the fluid by rotating an impeller, comprises a diffuser portion 11 for reducing the speed of the fluid from the impeller, a return vane 14 for leading the fluid passing through the diffuser portion 11 to a discharging side, and a main plate 12 on which the diffuser portion 11 and the return vane 14 are fixed. A cover plate 13 which makes a flow passage from the diffuser portion 11 to the return vane 14 smooth is equipped, and all components are made from sheet metal.
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Inventors:
KAWABATA JUNYA
MORI KIKUICHI
KATO HIROYUKI
MORI KIKUICHI
KATO HIROYUKI
Application Number:
JP2004130203A
Publication Date:
November 04, 2005
Filing Date:
April 26, 2004
Export Citation:
Assignee:
EBARA CORP
International Classes:
F04D1/08; F04D29/22; F04D29/42; F04D29/44; (IPC1-7): F04D29/44; F04D1/08; F04D29/42
Domestic Patent References:
| JPS5418704U | 1979-02-06 | |||
| JP2000356199A | 2000-12-26 | |||
| JP2000334573A | 2000-12-05 | |||
| JPH10328862A | 1998-12-15 |
Foreign References:
| DE4310466A1 | 1994-10-06 |
Attorney, Agent or Firm:
Takashi Kumagai
Yu Takagi
Yu Takagi
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