Title:
PUMP
Document Type and Number:
WIPO Patent Application WO/2023/153250
Kind Code:
A1
Abstract:
The present disclosure provides a pump that suppresses the occurrence of vibration and noise. This pump (1) comprises a pump case (2), a rotary shaft (6), a bearing (7), an impeller (9), a driving part (3), a reception plate (100), and a positioning member (200). The pump case (2) forms at least a portion of a pump chamber (SP3). The rotary shaft (6) has one end inserted into a portion of the pump case (2). The rotary shaft (6) passes through the bearing (7). The driving part (3) rotates the impeller (9) and causes a fluid to flow. The rotary shaft (6) passes through the reception plate (100). The reception plate (100) is positioned between the bearing (7) and a portion of the pump case (2) and is in contact with a facing surface of the bearing (7). The positioning member (200) is positioned between the reception plate (100) and a portion of the pump case (2) and defines the position of the reception plate (100) in the extension direction (D1) of the rotary shaft (6).
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Inventors:
UEDA HIDETOSHI
KIMURA MASAKUNI
FUKAYA MASAHIRO
KIMURA MASAKUNI
FUKAYA MASAHIRO
Application Number:
PCT/JP2023/002773
Publication Date:
August 17, 2023
Filing Date:
January 30, 2023
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F04D29/66; F04D13/06; F04D29/04; F04D29/42; F04D29/62
Foreign References:
| JP2014025356A | 2014-02-06 | |||
| JP2010236539A | 2010-10-21 | |||
| JPS608494U | 1985-01-21 | |||
| JP2012097651A | 2012-05-24 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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