FR939505A - Improved leak indicating device for gas-filled electric cables, pipes and the like - Google Patents

Improved leak indicating device for gas-filled electric cables, pipes and the like

Info

Publication number
FR939505A
FR939505A FR939505DA FR939505A FR 939505 A FR939505 A FR 939505A FR 939505D A FR939505D A FR 939505DA FR 939505 A FR939505 A FR 939505A
Authority
FR
France
Prior art keywords
pipes
gas
indicating device
electric cables
filled electric
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
Application number
Other languages
French (fr)
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.)
WT Glover and Co Ltd
Original Assignee
WT Glover and 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 WT Glover and Co Ltd filed Critical WT Glover and Co Ltd
Application granted granted Critical
Publication of FR939505A publication Critical patent/FR939505A/en
Expired legal-status Critical Current

Links

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
    • 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
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/181—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for cables
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/30—Inspecting, measuring or testing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Cable Accessories (AREA)
FR939505D 1946-01-17 1947-01-03 Improved leak indicating device for gas-filled electric cables, pipes and the like Expired FR939505A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB274352X 1946-01-17

Publications (1)

Publication Number Publication Date
FR939505A true FR939505A (en) 1948-11-17

Family

ID=10259549

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939505D Expired FR939505A (en) 1946-01-17 1947-01-03 Improved leak indicating device for gas-filled electric cables, pipes and the like

Country Status (5)

Country Link
US (1) US2520624A (en)
BE (1) BE470232A (en)
CH (1) CH274352A (en)
FR (1) FR939505A (en)
GB (1) GB606722A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE511339A (en) * 1951-05-21
US2718780A (en) * 1951-07-11 1955-09-27 Western Electric Co Automatic pressure control and leakage detector
US2717989A (en) * 1952-02-06 1955-09-13 Bossard Karl Automatic signalling and warning device for liquid-tanks
US2767392A (en) * 1953-07-08 1956-10-16 Acf Ind Inc Leak detector for pressure fuel lines
US3209067A (en) * 1961-08-21 1965-09-28 James W Channell Sealed splice enclosure for cables
US3330755A (en) * 1962-08-14 1967-07-11 Electro Cell Corp Electrolytic apparatus
US3908461A (en) * 1974-06-20 1975-09-30 Randtron Systems Adjustable pressure transducer with digital signal output
FR2724267B1 (en) * 1994-09-02 1996-12-13 Coget Didier PRESSURE TRANSLATOR DEVICE FOR TELECOMMUNICATIONS CABLE
CN114088573B (en) * 2021-11-12 2023-09-12 国网湖南省电力有限公司 High-voltage cable insulation damage detection method, system and medium

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US557534A (en) * 1896-04-07 Pressure-alarm for gas-pipes
US430010A (en) * 1890-06-10 Underground electric conduit
US1732035A (en) * 1929-10-15 Leak indicatok foe
US882141A (en) * 1906-06-30 1908-03-17 Troy Cope Cable insulating and testing system.
US1642615A (en) * 1923-03-26 1927-09-13 Ig Farbenindustrie Ag Manometer
US2079856A (en) * 1930-06-03 1937-05-11 Protona A G Electric cable installation
US1959863A (en) * 1931-12-04 1934-05-22 Frederick G Griss Leak detector for gas transmission lines
US1975075A (en) * 1932-09-02 1934-10-02 Okonite Callender Cable Co Inc Electric cable system
US2043227A (en) * 1934-01-20 1936-06-09 Okonite Callender Cable Co Inc Leak indicating apparatus for oil filled electric power cables
US2430034A (en) * 1945-08-13 1947-11-04 Stern Abraham Apparatus for locating leaks
US2449271A (en) * 1945-11-29 1948-09-14 Okonite Callender Cable Co Inc Joint structure for cables

Also Published As

Publication number Publication date
US2520624A (en) 1950-08-29
CH274352A (en) 1951-03-31
GB606722A (en) 1948-08-19
BE470232A (en) 1948-06-07

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