JPS59107213A - 液面検出装置 - Google Patents

液面検出装置

Info

Publication number
JPS59107213A
JPS59107213A JP57217154A JP21715482A JPS59107213A JP S59107213 A JPS59107213 A JP S59107213A JP 57217154 A JP57217154 A JP 57217154A JP 21715482 A JP21715482 A JP 21715482A JP S59107213 A JPS59107213 A JP S59107213A
Authority
JP
Japan
Prior art keywords
liquid level
voltage
circuit
output
level detection
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.)
Granted
Application number
JP57217154A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0251129B2 (enrdf_load_stackoverflow
Inventor
Hiroyuki Tsuji
弘之 辻
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP57217154A priority Critical patent/JPS59107213A/ja
Publication of JPS59107213A publication Critical patent/JPS59107213A/ja
Publication of JPH0251129B2 publication Critical patent/JPH0251129B2/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
    • G01F23/80—Arrangements for signal processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
JP57217154A 1982-12-10 1982-12-10 液面検出装置 Granted JPS59107213A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57217154A JPS59107213A (ja) 1982-12-10 1982-12-10 液面検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57217154A JPS59107213A (ja) 1982-12-10 1982-12-10 液面検出装置

Publications (2)

Publication Number Publication Date
JPS59107213A true JPS59107213A (ja) 1984-06-21
JPH0251129B2 JPH0251129B2 (enrdf_load_stackoverflow) 1990-11-06

Family

ID=16699696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57217154A Granted JPS59107213A (ja) 1982-12-10 1982-12-10 液面検出装置

Country Status (1)

Country Link
JP (1) JPS59107213A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6225824U (enrdf_load_stackoverflow) * 1985-07-30 1987-02-17
JPS6342423A (ja) * 1986-08-08 1988-02-23 Matsushita Electric Ind Co Ltd 水位センサ−
JPH05123460A (ja) * 1991-10-31 1993-05-21 Isamu Toge 直線形安全かみそり
WO2013111847A1 (ja) * 2012-01-26 2013-08-01 株式会社東芝 液面レベル検知装置及び方法

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5849601A (en) 1990-12-25 1998-12-15 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
US7115902B1 (en) 1990-11-20 2006-10-03 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
US7154147B1 (en) 1990-11-26 2006-12-26 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and driving method for the same
US7098479B1 (en) 1990-12-25 2006-08-29 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
US7576360B2 (en) 1990-12-25 2009-08-18 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device which comprises thin film transistors and method for manufacturing the same
JP2794678B2 (ja) 1991-08-26 1998-09-10 株式会社 半導体エネルギー研究所 絶縁ゲイト型半導体装置およびその作製方法
JP2794499B2 (ja) 1991-03-26 1998-09-03 株式会社半導体エネルギー研究所 半導体装置の作製方法
US6975296B1 (en) 1991-06-14 2005-12-13 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method of driving the same
JP2845303B2 (ja) 1991-08-23 1999-01-13 株式会社 半導体エネルギー研究所 半導体装置とその作製方法
JP2814161B2 (ja) 1992-04-28 1998-10-22 株式会社半導体エネルギー研究所 アクティブマトリクス表示装置およびその駆動方法
US7081938B1 (en) 1993-12-03 2006-07-25 Semiconductor Energy Laboratory Co., Ltd. Electro-optical device and method for manufacturing the same
JP2900229B2 (ja) 1994-12-27 1999-06-02 株式会社半導体エネルギー研究所 半導体装置およびその作製方法および電気光学装置
US5834327A (en) 1995-03-18 1998-11-10 Semiconductor Energy Laboratory Co., Ltd. Method for producing display device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6225824U (enrdf_load_stackoverflow) * 1985-07-30 1987-02-17
JPS6342423A (ja) * 1986-08-08 1988-02-23 Matsushita Electric Ind Co Ltd 水位センサ−
JPH05123460A (ja) * 1991-10-31 1993-05-21 Isamu Toge 直線形安全かみそり
WO2013111847A1 (ja) * 2012-01-26 2013-08-01 株式会社東芝 液面レベル検知装置及び方法
JP2013156036A (ja) * 2012-01-26 2013-08-15 Toshiba Corp 液面レベル検知装置及び方法
US9423286B2 (en) 2012-01-26 2016-08-23 Kabushiki Kaisha Toshiba Liquid level sensing apparatus and method

Also Published As

Publication number Publication date
JPH0251129B2 (enrdf_load_stackoverflow) 1990-11-06

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