JPH0371055B2 - - Google Patents

Info

Publication number
JPH0371055B2
JPH0371055B2 JP59048492A JP4849284A JPH0371055B2 JP H0371055 B2 JPH0371055 B2 JP H0371055B2 JP 59048492 A JP59048492 A JP 59048492A JP 4849284 A JP4849284 A JP 4849284A JP H0371055 B2 JPH0371055 B2 JP H0371055B2
Authority
JP
Japan
Prior art keywords
electrode
segment
lead wire
insulating substrate
capacitance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP59048492A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60192228A (ja
Inventor
Yasuhito Oota
Makoto Shimizu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tokyo Tatsuno Co Ltd
Original Assignee
Tokyo Tatsuno Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo Tatsuno Co Ltd filed Critical Tokyo Tatsuno Co Ltd
Priority to JP59048492A priority Critical patent/JPS60192228A/ja
Priority to US06/709,165 priority patent/US4601201A/en
Priority to CA000476243A priority patent/CA1223460A/en
Priority to DE8585301714T priority patent/DE3576199D1/de
Priority to DK115585A priority patent/DK163380C/da
Priority to EP85301714A priority patent/EP0155179B1/en
Priority to ES541652A priority patent/ES8608154A1/es
Publication of JPS60192228A publication Critical patent/JPS60192228A/ja
Publication of JPH0371055B2 publication Critical patent/JPH0371055B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP59048492A 1984-03-14 1984-03-14 液深測定用電極 Granted JPS60192228A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP59048492A JPS60192228A (ja) 1984-03-14 1984-03-14 液深測定用電極
US06/709,165 US4601201A (en) 1984-03-14 1985-03-07 Liquid level and quantity measuring apparatus
CA000476243A CA1223460A (en) 1984-03-14 1985-03-11 Liquid level and quantity measuring apparatus
DE8585301714T DE3576199D1 (de) 1984-03-14 1985-03-13 Messapparat fuer fluessigkeitsniveau und fluessigkeitsmenge.
DK115585A DK163380C (da) 1984-03-14 1985-03-13 Apparat til maaling af vaeskeniveau og vaeskemaengde
EP85301714A EP0155179B1 (en) 1984-03-14 1985-03-13 Liquid level and quantity measuring apparatus
ES541652A ES8608154A1 (es) 1984-03-14 1985-03-13 Aparato para medir el nivel y la cantidad de un liquido

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59048492A JPS60192228A (ja) 1984-03-14 1984-03-14 液深測定用電極

Publications (2)

Publication Number Publication Date
JPS60192228A JPS60192228A (ja) 1985-09-30
JPH0371055B2 true JPH0371055B2 (ru) 1991-11-11

Family

ID=12804879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59048492A Granted JPS60192228A (ja) 1984-03-14 1984-03-14 液深測定用電極

Country Status (1)

Country Link
JP (1) JPS60192228A (ru)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2660517B2 (ja) * 1987-10-02 1997-10-08 株式会社ノーケン 静電容量型レベルセンサー
KR20040045068A (ko) * 2002-11-22 2004-06-01 현대자동차주식회사 퓨얼 센더 평가방법
JP6132960B1 (ja) * 2016-05-30 2017-05-24 ニシム電子工業株式会社 水位計測装置およびその較正方法
JP6132961B1 (ja) * 2016-05-30 2017-05-24 ニシム電子工業株式会社 水位計測装置
US20200072651A1 (en) * 2018-08-30 2020-03-05 Sensata Technologies, Inc. Fluid level sensor apparatus with inter-digitated planr capacitors for directly inserting into a fluid

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53135363A (en) * 1977-04-30 1978-11-25 Eastern Eng Kk Electronic meter for liquid level and volume measurements
JPS55119018A (en) * 1979-03-05 1980-09-12 Vdo Schindling Capacitanceetype liquid level measuring device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53135363A (en) * 1977-04-30 1978-11-25 Eastern Eng Kk Electronic meter for liquid level and volume measurements
JPS55119018A (en) * 1979-03-05 1980-09-12 Vdo Schindling Capacitanceetype liquid level measuring device

Also Published As

Publication number Publication date
JPS60192228A (ja) 1985-09-30

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