Title:
FLOW RATE SWITCH AND ELECTRIC PUMP EQUIPPED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2020/137969
Kind Code:
A1
Abstract:
This flow rate switch (6) is provided with: a base (12) having a lead switch (17); a paddle casing (13) fixed to the base (12); a paddle (14) connected to the paddle casing (13); and a switch start part (18) that starts the lead switch (17). The paddle casing (13) has a paddle flow passage through which a liquid flows. The paddle (14) includes a water receiving part, a paddle rotating shaft, and a holding part and is connected to the paddle casing (13) via the paddle rotating shaft. The switch start part (18) is held by the holding part, and the water receiving part is disposed in the paddle flow passage and has a bowl shape which is recessed toward the downstream side of the liquid flowing through the paddle flow passage.
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| JPS6119724 | [Title of the device] Flow meter |
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Inventors:
TSUZUKI RYO
KUBOTA AKIHIRO
KUBOTA AKIHIRO
Application Number:
PCT/JP2019/050338
Publication Date:
July 02, 2020
Filing Date:
December 23, 2019
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G01F1/28; F04D9/02
Foreign References:
| JPH08327143A | 1996-12-13 | |||
| US20110113894A1 | 2011-05-19 | |||
| JPS53163660U | 1978-12-21 | |||
| JPS4929861A | 1974-03-16 | |||
| JPS56116670U | 1981-09-07 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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