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Title:
LIQUID TREATMENT DEVICE AND LIQUID LEVEL DETECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2021/044658
Kind Code:
A1
Abstract:
This liquid treatment device is provided with: a metal member (4, 14) that comes into contact with a container (2) for storing a liquid, and surrounds the container (2); a metal sensor bar (6) that extends in the vertical direction; a moving mechanism (10) that moves the sensor bar (6) in the vertical direction above the container (2); and a liquid level detection unit (12) that is configured to detect whether the tip of the sensor bar (6) is in contact with the liquid level in the container (2) on the basis of a change in capacitance between the sensor bar (6) and the metal member (4, 14).

Inventors:
TANIGAKI TAKAFUMI (JP)
Application Number:
PCT/JP2020/015318
Publication Date:
March 11, 2021
Filing Date:
April 03, 2020
Export Citation:
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Assignee:
SHIMADZU CORP (JP)
International Classes:
G01F23/26; G01N1/00
Foreign References:
JPH1038899A1998-02-13
JPH1114430A1999-01-22
JP2003090754A2003-03-28
US20180313683A12018-11-01
Attorney, Agent or Firm:
NOGUCHI Daisuke (JP)
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