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GB540775A - Improvements in or relating to means for stopping pipes and tubes - Google Patents

Improvements in or relating to means for stopping pipes and tubes

Info

Publication number
GB540775A
GB540775A GB984740A GB984740A GB540775A GB 540775 A GB540775 A GB 540775A GB 984740 A GB984740 A GB 984740A GB 984740 A GB984740 A GB 984740A GB 540775 A GB540775 A GB 540775A
Authority
GB
United Kingdom
Prior art keywords
main
tubes
relating
stopping
diaphragm
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
GB984740A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB984740A priority Critical patent/GB540775A/en
Publication of GB540775A publication Critical patent/GB540775A/en
Expired 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
    • F16L55/124—Means for stopping flow in pipes or hoses by introducing into the pipe a member expandable in situ introduced radially into the pipe or hose

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tents Or Canopies (AREA)

Abstract

540,775. Stopping mains. SUMMERS, O. C. June 5, 1940, No. 9847. [Class 99 (ii)] A diaphragm on a collapsable frame a of umbrella type is introduced through an opening o into a main and opened out to close the main, the periphery of the diaphragm having an inflatable tube b. The shaft d of the frame is held by a support h and has a hinged portion d<SP>1</SP>. The support has a foot j and an adjustable head k which is jammed by a lever l against the roof of the main.
GB984740A 1940-06-05 1940-06-05 Improvements in or relating to means for stopping pipes and tubes Expired GB540775A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB984740A GB540775A (en) 1940-06-05 1940-06-05 Improvements in or relating to means for stopping pipes and tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB984740A GB540775A (en) 1940-06-05 1940-06-05 Improvements in or relating to means for stopping pipes and tubes

Publications (1)

Publication Number Publication Date
GB540775A true GB540775A (en) 1941-10-29

Family

ID=9879907

Family Applications (1)

Application Number Title Priority Date Filing Date
GB984740A Expired GB540775A (en) 1940-06-05 1940-06-05 Improvements in or relating to means for stopping pipes and tubes

Country Status (1)

Country Link
GB (1) GB540775A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3431974A (en) * 1966-01-24 1969-03-11 Exxon Production Research Co Subsurface fluid flow diverter
FR2543258A1 (en) * 1983-03-24 1984-09-28 Electricite De France INSULATION AND PROTECTION DEVICE FOR INTERVENTION ON PIPING, IN PARTICULAR PIPING OF NUCLEAR POWER PLANT
DE19638778A1 (en) * 1996-09-21 1998-03-26 Mannheimer Versorgungs Und Ver Method and device to shut=off pipeline
FR3090071A1 (en) * 2018-12-14 2020-06-19 Framatome Device for closing a duct with deployable rigid elements, obturation system and associated installation method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3431974A (en) * 1966-01-24 1969-03-11 Exxon Production Research Co Subsurface fluid flow diverter
FR2543258A1 (en) * 1983-03-24 1984-09-28 Electricite De France INSULATION AND PROTECTION DEVICE FOR INTERVENTION ON PIPING, IN PARTICULAR PIPING OF NUCLEAR POWER PLANT
EP0120783A1 (en) * 1983-03-24 1984-10-03 Electricite De France Insulation and protection apparatus for intervention on a tube, especially a nuclear plant tube
US4625766A (en) * 1983-03-24 1986-12-02 Electricite De France Isolation and protection device for working on tubing, and in particular on nuclear power station tubing
DE19638778A1 (en) * 1996-09-21 1998-03-26 Mannheimer Versorgungs Und Ver Method and device to shut=off pipeline
DE19638778B4 (en) * 1996-09-21 2006-03-02 Mannheimer Versorgungs- Und Verkehrsgesellschaft Mbh (Mvv) Device for shutting off a fluid-carrying pipeline
FR3090071A1 (en) * 2018-12-14 2020-06-19 Framatome Device for closing a duct with deployable rigid elements, obturation system and associated installation method

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