JPH0279453U - - Google Patents

Info

Publication number
JPH0279453U
JPH0279453U JP1988159010U JP15901088U JPH0279453U JP H0279453 U JPH0279453 U JP H0279453U JP 1988159010 U JP1988159010 U JP 1988159010U JP 15901088 U JP15901088 U JP 15901088U JP H0279453 U JPH0279453 U JP H0279453U
Authority
JP
Japan
Prior art keywords
water
resistor
carbon particles
porous resin
repellent
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.)
Pending
Application number
JP1988159010U
Other languages
English (en)
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 filed Critical
Priority to JP1988159010U priority Critical patent/JPH0279453U/ja
Priority to AU41497/89A priority patent/AU4149789A/en
Priority to GB8923055A priority patent/GB2226140A/en
Priority to EP19890310575 priority patent/EP0372697A3/en
Priority to US07/435,643 priority patent/US4961064A/en
Publication of JPH0279453U publication Critical patent/JPH0279453U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
    • G01N27/125—Composition of the body, e.g. the composition of its sensitive layer
    • G01N27/126—Composition of the body, e.g. the composition of its sensitive layer comprising organic polymers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
    • G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/165—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means by means of cables or similar elongated devices, e.g. tapes

Description

【図面の簡単な説明】
第１図は本考案の一実施例を示す漏油センサの
断面図、第２図はカーボン微粒子とコート層の状
態を示す概略断面図である。 １…抵抗体、２…被覆体、３…カーボン微粒子
、４…溌水性コート層。

Claims (1)

    【実用新案登録請求の範囲】
  1. 溌水性の多孔質樹脂にカーボン微粒子を混在さ
    せてなる抵抗体と、この抵抗体を包む溌水性の多
    孔質樹脂からなる被覆体とを備えた漏油センサに
    おいて、溌水性コート層をカーボン微粒子の表面
    に配したことを特徴とする漏油センサ。
JP1988159010U 1988-12-08 1988-12-08 Pending JPH0279453U (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1988159010U JPH0279453U (ja) 1988-12-08 1988-12-08
AU41497/89A AU4149789A (en) 1988-12-08 1989-09-19 Oil leakage sensor
GB8923055A GB2226140A (en) 1988-12-08 1989-10-13 Oil leakage sensor
EP19890310575 EP0372697A3 (en) 1988-12-08 1989-10-16 Oil leakage sensor
US07/435,643 US4961064A (en) 1988-12-08 1989-11-13 Oil leakage sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988159010U JPH0279453U (ja) 1988-12-08 1988-12-08

Publications (1)

Publication Number Publication Date
JPH0279453U true JPH0279453U (ja) 1990-06-19

Family

ID=15684274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988159010U Pending JPH0279453U (ja) 1988-12-08 1988-12-08

Country Status (5)

Country Link
US (1) US4961064A (ja)
EP (1) EP0372697A3 (ja)
JP (1) JPH0279453U (ja)
AU (1) AU4149789A (ja)
GB (1) GB2226140A (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0227559U (ja) * 1988-08-11 1990-02-22
JPH0752113B2 (ja) * 1990-05-08 1995-06-05 株式会社村田製作所 液面センサ
US6230089B1 (en) 1992-01-03 2001-05-08 The Toro Company Turf maintenance vehicle multiple controller method and apparatus
US5744701A (en) * 1995-01-20 1998-04-28 The Toro Company Electronic liquid leak detector
US5274335A (en) * 1992-04-06 1993-12-28 General Motors Corporation Oil sensor systems and methods of qualitatively determining oil type and condition
JPH0786493B2 (ja) * 1992-04-24 1995-09-20 松下電器産業株式会社 湿度センサー
US5578361A (en) * 1994-01-26 1996-11-26 Central Glass Company, Limited Water-repellent composite grains, method for producing same, and water-repellent article using same
DE69528965D1 (de) * 1994-02-03 2003-01-09 Ransomes America Corp System und verfahren zur leckerfassung bei hydraulischen flüssigkeiten
US5402110A (en) * 1994-02-03 1995-03-28 Ransomes America Corporation Hydraulic fluid leak detection system and method
US5591034A (en) * 1994-02-14 1997-01-07 W. L. Gore & Associates, Inc. Thermally conductive adhesive interface
US5545473A (en) * 1994-02-14 1996-08-13 W. L. Gore & Associates, Inc. Thermally conductive interface
US5652055A (en) * 1994-07-20 1997-07-29 W. L. Gore & Associates, Inc. Matched low dielectric constant, dimensionally stable adhesive sheet
US5738936A (en) * 1996-06-27 1998-04-14 W. L. Gore & Associates, Inc. Thermally conductive polytetrafluoroethylene article
DE19638734C2 (de) * 1996-09-10 2000-05-11 Progeo Monitoring Gmbh Vorrichtung zur selektiven Detektion und zur Ortung von Leckageflüssigkeiten an Abdichtungssystemen
DE19708529C1 (de) * 1997-03-03 1998-07-30 Sze Spezial Elektronik Hagenuk Fluidsensor für flüssige und gasförmige organische Verbindungen sowie Verfahren zu seiner Herstellung
JP2004510953A (ja) 1999-12-30 2004-04-08 キャボット　コーポレイション 改良された性質を有するセンサー
US6500547B1 (en) 2000-03-06 2002-12-31 General Electric Company Coating materials for sensors and monitoring systems, methods for detecting using sensors and monitoring systems
GB0113905D0 (en) * 2001-06-07 2001-08-01 Peratech Ltd Analytical device
WO2006127946A2 (en) * 2005-05-25 2006-11-30 Gore Enterprise Holdings, Inc. Multi-functional coatings on microporous substrates
CN103969294B (zh) * 2013-01-25 2016-06-01 泰科电子(上海)有限公司 硅油检测器、电力终端组件和硅油检测器的使用方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125822A (en) * 1972-10-23 1978-11-14 Benno Perren Probe for determining organic liquids
JPS5415435B2 (ja) * 1974-07-13 1979-06-14
JPS5947256B2 (ja) * 1977-05-25 1984-11-17 株式会社潤工社 流体検知素子
US4600602A (en) * 1984-07-18 1986-07-15 Rohm And Haas Company Low resistance resistor compositions
JPS6459149A (en) * 1987-08-31 1989-03-06 Junkosha Co Ltd Oil leak sensor

Also Published As

Publication number Publication date
GB8923055D0 (en) 1989-11-29
EP0372697A3 (en) 1991-10-23
GB2226140A (en) 1990-06-20
AU4149789A (en) 1990-06-14
US4961064A (en) 1990-10-02
EP0372697A2 (en) 1990-06-13

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