FR2450983B1 - - Google Patents

Info

Publication number
FR2450983B1
FR2450983B1 FR7905997A FR7905997A FR2450983B1 FR 2450983 B1 FR2450983 B1 FR 2450983B1 FR 7905997 A FR7905997 A FR 7905997A FR 7905997 A FR7905997 A FR 7905997A FR 2450983 B1 FR2450983 B1 FR 2450983B1
Authority
FR
France
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
FR7905997A
Other languages
French (fr)
Other versions
FR2450983A1 (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.)
Neyrpic SA
Original Assignee
Neyrpic 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 Neyrpic SA filed Critical Neyrpic SA
Priority to FR7905997A priority Critical patent/FR2450983A1/fr
Priority to PT70880A priority patent/PT70880A/pt
Priority to BR8001268A priority patent/BR8001268A/pt
Priority to ES489295A priority patent/ES489295A1/es
Priority to US06/127,964 priority patent/US4316487A/en
Publication of FR2450983A1 publication Critical patent/FR2450983A1/fr
Application granted granted Critical
Publication of FR2450983B1 publication Critical patent/FR2450983B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow in pipes or hoses
    • F16L55/12—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/136—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose the closure device being a plug fixed by radially expanding or deforming a split ring, hooks or the like
    • 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
    • G01M3/022—Test plugs for closing off the end of a pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipe Accessories (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Pressure Vessels And Lids Thereof (AREA)
FR7905997A 1979-03-08 1979-03-08 Dispositif d'obturation de corps cylindriques Granted FR2450983A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7905997A FR2450983A1 (fr) 1979-03-08 1979-03-08 Dispositif d'obturation de corps cylindriques
PT70880A PT70880A (fr) 1979-03-08 1980-02-29 Dispositif d'obturation de corps cylindriques
BR8001268A BR8001268A (pt) 1979-03-08 1980-03-04 Obturador tubular autotravavel
ES489295A ES489295A1 (es) 1979-03-08 1980-03-07 Dispositivo obturador tubular autobloqueable para cuerpo hueco de extremo libre cilindrico
US06/127,964 US4316487A (en) 1979-03-08 1980-03-07 Tubular obturator for use with a hollow body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7905997A FR2450983A1 (fr) 1979-03-08 1979-03-08 Dispositif d'obturation de corps cylindriques

Publications (2)

Publication Number Publication Date
FR2450983A1 FR2450983A1 (fr) 1980-10-03
FR2450983B1 true FR2450983B1 (https=) 1981-11-27

Family

ID=9222910

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7905997A Granted FR2450983A1 (fr) 1979-03-08 1979-03-08 Dispositif d'obturation de corps cylindriques

Country Status (5)

Country Link
US (1) US4316487A (https=)
BR (1) BR8001268A (https=)
ES (1) ES489295A1 (https=)
FR (1) FR2450983A1 (https=)
PT (1) PT70880A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3228802C2 (de) * 1982-08-02 1986-08-28 Kraftwerk Union AG, 4330 Mülheim De- und remontable Abdichteinrichtung und ein Verfahren zur Vorbereitung der Abdichtung von Rohrleitungen, insbesondere der Hauptkühlmittelstutzen eines Reaktordruckbehälters
FR2547385B1 (fr) * 1983-06-08 1985-07-12 Stein Industrie Bouchon de piquage d'un appareil

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1559704A (en) * 1924-12-20 1925-11-03 George E Hubbard Filler tube and plug
US1976817A (en) * 1932-03-18 1934-10-16 Hervey S Walker Outlet fitting
US2062527A (en) * 1935-02-25 1936-12-01 Standard Oil Co California Pipe testing apparatus
US2610651A (en) * 1947-10-23 1952-09-16 Hahn Johann Pipe testing machine
GB714758A (en) * 1951-03-19 1954-09-01 Thomas Leslie Garner Improvements in plug-in stoppers
US2658434A (en) * 1951-06-21 1953-11-10 Donald B Miller Gas leakage test box
US2840113A (en) * 1954-05-06 1958-06-24 United Carr Fastener Corp End caps or closures for tubular members
US2944265A (en) * 1958-03-10 1960-07-12 Carmichael Bruce Collapsible sink stopper structure
US3326243A (en) * 1964-01-31 1967-06-20 Northrop Corp Pipe plug
BE693426A (https=) * 1966-02-09 1967-07-03
US3448772A (en) * 1966-04-18 1969-06-10 William B Delamater Waste pipe plug
FR2169469A5 (https=) * 1972-01-26 1973-09-07 Peugeot & Renault
FR2246806A1 (https=) * 1973-01-09 1975-05-02 Pommier Claudy
US4076142A (en) * 1977-01-19 1978-02-28 Naz John F Self-venting bottle closure
US4122592A (en) * 1977-02-28 1978-10-31 Wylain, Inc. Test plug assembly and method for pressure testing the inlet connection for liquid jet floor outlet fittings

Also Published As

Publication number Publication date
BR8001268A (pt) 1980-11-04
US4316487A (en) 1982-02-23
FR2450983A1 (fr) 1980-10-03
ES489295A1 (es) 1980-08-16
PT70880A (fr) 1980-03-01

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Legal Events

Date Code Title Description
ST Notification of lapse