FR2610723B1 - Capteur de conductivite d'un fluide - Google Patents

Capteur de conductivite d'un fluide

Info

Publication number
FR2610723B1
FR2610723B1 FR8801634A FR8801634A FR2610723B1 FR 2610723 B1 FR2610723 B1 FR 2610723B1 FR 8801634 A FR8801634 A FR 8801634A FR 8801634 A FR8801634 A FR 8801634A FR 2610723 B1 FR2610723 B1 FR 2610723B1
Authority
FR
France
Prior art keywords
fluid
conductivity sensor
conductivity
sensor
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 - Fee Related
Application number
FR8801634A
Other languages
English (en)
Other versions
FR2610723A1 (fr
Inventor
A. Endres Merrick
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.)
Mission Systems Davenport Inc
Original Assignee
Conax Florida 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 Conax Florida Corp filed Critical Conax Florida Corp
Publication of FR2610723A1 publication Critical patent/FR2610723A1/fr
Application granted granted Critical
Publication of FR2610723B1 publication Critical patent/FR2610723B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D17/00—Parachutes
    • B64D17/22—Load suspension
    • B64D17/38—Releasable fastening devices between parachute and load or pack
    • 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
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G01N27/08—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid which is flowing continuously
    • G01N27/10—Investigation or analysis specially adapted for controlling or monitoring operations or for signalling

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Air Bags (AREA)
FR8801634A 1987-02-11 1988-02-11 Capteur de conductivite d'un fluide Expired - Fee Related FR2610723B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/013,729 US4853637A (en) 1987-02-11 1987-02-11 Fluid conductivity sensor for actuating an electroexploding device

Publications (2)

Publication Number Publication Date
FR2610723A1 FR2610723A1 (fr) 1988-08-12
FR2610723B1 true FR2610723B1 (fr) 1994-04-15

Family

ID=21761428

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8801634A Expired - Fee Related FR2610723B1 (fr) 1987-02-11 1988-02-11 Capteur de conductivite d'un fluide

Country Status (6)

Country Link
US (1) US4853637A (fr)
JP (1) JP2640749B2 (fr)
DE (1) DE3804309A1 (fr)
FR (1) FR2610723B1 (fr)
GB (1) GB2201021B (fr)
IL (1) IL85287A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5111692A (en) * 1990-03-27 1992-05-12 Fluid Components, Inc. Temperature compensated liquid level and fluid flow sensor
DE4231905C2 (de) * 1992-09-18 1999-05-20 Stiehl Hans Henrich Dr Vorrichtung zur Messung von Ionen in einem Gas
GB9724459D0 (en) * 1997-11-19 1998-01-14 Delta Calibration Ltd Apparatus for detecting sea water in marine vessels
US6992877B2 (en) * 2002-03-13 2006-01-31 Alliant Techsystems Inc. Electronic switching system for a detonation device
US20090127397A1 (en) * 2007-11-13 2009-05-21 Bevan Hyunh Wireless radio frequency identification impact cargo parachute automatic release system
US8324903B2 (en) * 2009-12-23 2012-12-04 Conax Florida Corporation Fluid conductivity sensor for actuating and testing an electroexploding device

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1206594A (en) * 1966-12-19 1970-09-23 British Iron Steel Research Improvements relating to moisture detectors
CH557456A (de) * 1972-09-22 1974-12-31 Mueller Willy Einrichtung zur steuerung der wasserspuelung bei einer sanitaeren anlage.
US3910457A (en) * 1974-05-06 1975-10-07 Koch & Sons Inc H Electronic water-activated parachute release and life vest inflator
CS183854B1 (en) * 1975-04-29 1978-07-31 Ladislav Mukarovsky Equipment for automatic checking and control of milking process
DE2719698C2 (de) * 1977-05-03 1979-01-11 Werner 4543 Lienen Kegel Vorrichtung zur Überwachung und Anzeige des Beginns einer Geburt bei Pferden
US4297686A (en) * 1979-10-01 1981-10-27 Tom M Dale Water detection device
US4253628A (en) * 1979-11-06 1981-03-03 The United States Of America As Represented By The Secretary Of The Navy Automatic parachute release system
US4513248A (en) * 1980-11-17 1985-04-23 Conax Corporation Fluid conductivity sensor
US4382231A (en) * 1980-11-17 1983-05-03 Conax Corporation Fluid conductivity sensor
GB2113438B (en) * 1981-10-02 1985-08-29 Eastwood And Son Limited N H Improvements in and relating to devices for use in treating nocturnal enuresis
US4496906A (en) * 1981-10-28 1985-01-29 Clack Corporation Liquid conductivity monitor
US4420787A (en) * 1981-12-03 1983-12-13 Spring Valley Associates Inc. Water pump protector
DE3246669A1 (de) * 1982-12-16 1984-06-20 Siemens AG, 1000 Berlin und 8000 München Leckwaechter
JPS59168350A (ja) * 1983-03-16 1984-09-22 Hitachi Ltd 漏水検知装置
JPS60148100U (ja) * 1984-03-09 1985-10-01 オムロン株式会社 貯水槽の水自動交換装置
US4679036A (en) * 1985-04-29 1987-07-07 Cheng Tseng Yng Signalling device for indicating a nursed person in a bad sleeping condition
US4703280A (en) * 1985-08-30 1987-10-27 Conax Florida Corporation Fluid conductivity sensor controlling an electro explosive device

Also Published As

Publication number Publication date
DE3804309A1 (de) 1988-08-25
JPS63201590A (ja) 1988-08-19
IL85287A0 (en) 1988-07-31
GB2201021A (en) 1988-08-17
GB8802910D0 (en) 1988-03-09
GB2201021B (en) 1991-07-10
JP2640749B2 (ja) 1997-08-13
US4853637A (en) 1989-08-01
IL85287A (en) 1991-05-12
FR2610723A1 (fr) 1988-08-12

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Legal Events

Date Code Title Description
ST Notification of lapse