FR2469816A1 - Dispositif de surveillance simultanee de l'etancheite d'une pluralite d'enceintes, et application au controle de l'etancheite d'un reseau de cables de telecommunication - Google Patents

Dispositif de surveillance simultanee de l'etancheite d'une pluralite d'enceintes, et application au controle de l'etancheite d'un reseau de cables de telecommunication Download PDF

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Publication number
FR2469816A1
FR2469816A1 FR7928176A FR7928176A FR2469816A1 FR 2469816 A1 FR2469816 A1 FR 2469816A1 FR 7928176 A FR7928176 A FR 7928176A FR 7928176 A FR7928176 A FR 7928176A FR 2469816 A1 FR2469816 A1 FR 2469816A1
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FR
France
Prior art keywords
circuit
repair
input
output
cock
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
FR7928176A
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English (en)
French (fr)
Other versions
FR2469816B1 (Direct
Inventor
Andre Richard
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.)
Cegelec SA
Original Assignee
Cegelec SA
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 Cegelec SA filed Critical Cegelec SA
Priority to FR7928176A priority Critical patent/FR2469816A1/fr
Publication of FR2469816A1 publication Critical patent/FR2469816A1/fr
Application granted granted Critical
Publication of FR2469816B1 publication Critical patent/FR2469816B1/fr
Granted legal-status Critical Current

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Classifications

    • 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
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
    • G01M3/2838—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for cables
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/20—Cable fittings for cables filled with or surrounded by gas or oil
    • H02G15/28—Cable fittings for cables filled with or surrounded by gas or oil structurally associated with devices for indicating the presence or location of non-electric faults

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Alarm Systems (AREA)
FR7928176A 1979-11-15 1979-11-15 Dispositif de surveillance simultanee de l'etancheite d'une pluralite d'enceintes, et application au controle de l'etancheite d'un reseau de cables de telecommunication Granted FR2469816A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7928176A FR2469816A1 (fr) 1979-11-15 1979-11-15 Dispositif de surveillance simultanee de l'etancheite d'une pluralite d'enceintes, et application au controle de l'etancheite d'un reseau de cables de telecommunication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7928176A FR2469816A1 (fr) 1979-11-15 1979-11-15 Dispositif de surveillance simultanee de l'etancheite d'une pluralite d'enceintes, et application au controle de l'etancheite d'un reseau de cables de telecommunication

Publications (2)

Publication Number Publication Date
FR2469816A1 true FR2469816A1 (fr) 1981-05-22
FR2469816B1 FR2469816B1 (Direct) 1982-10-29

Family

ID=9231713

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928176A Granted FR2469816A1 (fr) 1979-11-15 1979-11-15 Dispositif de surveillance simultanee de l'etancheite d'une pluralite d'enceintes, et application au controle de l'etancheite d'un reseau de cables de telecommunication

Country Status (1)

Country Link
FR (1) FR2469816A1 (Direct)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0066716A1 (en) * 1981-05-06 1982-12-15 Knut Meyer A method and a system for detecting a leakage in a conduit system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689908A (en) * 1971-01-04 1972-09-05 Jimmy C Ray Rate of flow alarm
DE2721711A1 (de) * 1977-05-12 1978-11-16 Siemens Ag Einrichtung zur ueberwachung des isoliermitteldruckes in gekapselten, druckgasisolierten hochspannungsleitungen und -schaltanlagen

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689908A (en) * 1971-01-04 1972-09-05 Jimmy C Ray Rate of flow alarm
DE2721711A1 (de) * 1977-05-12 1978-11-16 Siemens Ag Einrichtung zur ueberwachung des isoliermitteldruckes in gekapselten, druckgasisolierten hochspannungsleitungen und -schaltanlagen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0066716A1 (en) * 1981-05-06 1982-12-15 Knut Meyer A method and a system for detecting a leakage in a conduit system

Also Published As

Publication number Publication date
FR2469816B1 (Direct) 1982-10-29

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