Title:
PUMP
Document Type and Number:
Japanese Patent JP2017096201
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a pump which removes impurity adhering to a waterfall detector and accurately detects whether or not a liquid exists in the pump.SOLUTION: The invention provides a pump. The pump has: a rotary shaft; an impeller provided at the rotary shaft and including blades; a casing which houses the impeller; and a pressure type sensor which detects a pressure of a liquid transferred by the impeller. The pressure type sensor is provided at a slide part.SELECTED DRAWING: Figure 2
Inventors:
KANEKO HIROYUKI
Application Number:
JP2015230763A
Publication Date:
June 01, 2017
Filing Date:
November 26, 2015
Export Citation:
Assignee:
EBARA CORP
International Classes:
F04D29/70; F04D11/00; F04D15/00; F04D29/42; F04D29/60
Domestic Patent References:
JPH08170596A | 1996-07-02 | |||
JPS52140903A | 1977-11-24 | |||
JP2010053821A | 2010-03-11 | |||
JP2015031273A | 2015-02-16 |
Foreign References:
WO1993007392A1 | 1993-04-15 | |||
WO2015029147A1 | 2015-03-05 | |||
US4037985A | 1977-07-26 |
Attorney, Agent or Firm:
Shinjiro Ono
Toru Miyamae
Yukio Kanegae
Makoto Watanabe
Toru Miyamae
Yukio Kanegae
Makoto Watanabe