Title:
PUMP BLADE FOR SUBMERGED PUMP AND SUBMERGED PUMP HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2015/001830
Kind Code:
A1
Abstract:
The present invention provides a pump blade of a submerged pump that can eliminate or reduce radial load. A pump blade for a non-clogging submerged pump provided with a substantially cylindrical body, an intake port provided in the center of a bottom end surface of the body, a discharge port opening into a side surface of the body, and flow channels leading from the intake port to the discharge port inside the body, wherein the number of flow channels is plural, and the dimensions, shapes, and positions of the flow channels are set so as to reduce fluid unbalance in relation to a rotational axis.
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Inventors:
KAWAI MASAHITO (JP)
SAKACHO HIROMI (JP)
OBUCHI MASASHI (JP)
UCHIDA HIROSHI (JP)
ISONO MIHO (JP)
SAKACHO HIROMI (JP)
OBUCHI MASASHI (JP)
UCHIDA HIROSHI (JP)
ISONO MIHO (JP)
Application Number:
PCT/JP2014/060657
Publication Date:
January 08, 2015
Filing Date:
April 15, 2014
Export Citation:
Assignee:
EBARA CORP (JP)
International Classes:
F04D7/04; F04D29/22
Foreign References:
| JPH09209963A | 1997-08-12 | |||
| JP2008520889A | 2008-06-19 | |||
| JPH02230999A | 1990-09-13 | |||
| JPS5591797A | 1980-07-11 | |||
| JPS52107605A | 1977-09-09 | |||
| JP4713066B2 | 2011-06-29 |
Other References:
See also references of EP 2930367A4
Attorney, Agent or Firm:
ONO, Shinjiro et al. (JP)
Ono Shinjiro (JP)
Ono Shinjiro (JP)
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