GB188695A - Flexible rubber drain-testing stopper - Google Patents

Flexible rubber drain-testing stopper

Info

Publication number
GB188695A
GB188695A GB1591921A GB1591921A GB188695A GB 188695 A GB188695 A GB 188695A GB 1591921 A GB1591921 A GB 1591921A GB 1591921 A GB1591921 A GB 1591921A GB 188695 A GB188695 A GB 188695A
Authority
GB
United Kingdom
Prior art keywords
testing
stopper
flexible rubber
rubber drain
rubber
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.)
Active
Application number
GB1591921A
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 filed Critical
Priority to GB1591921A priority Critical patent/GB188695A/en
Publication of GB188695A publication Critical patent/GB188695A/en
Active 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 from or in pipes or hoses
    • F16L55/12—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128—Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ introduced axially into the pipe or hose
    • F16L55/132—Means for stopping flow from or 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 deforming the packing
    • F16L55/134—Means for stopping flow from or 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 deforming the packing by means of an inflatable packing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

188,695. Tillotson, J. P. Aug. 15, 1921. Stopping pipes.-A flexible inflatable stopper for use in testing pipes comprises a bag a, Fig- 1, formed with an inner and outer covering k, l, Fig. 2, of rubber and two or more intermediate layers h, i, of canvas or like fabric cut on the bias. The bag is provided with an eyelet r in the attached rubber tab p, and is connected by a rubber tube d to a non.return valve e and nipple f.
GB1591921A 1921-08-15 1921-08-15 Flexible rubber drain-testing stopper Active GB188695A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1591921A GB188695A (en) 1921-08-15 1921-08-15 Flexible rubber drain-testing stopper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1591921A GB188695A (en) 1921-08-15 1921-08-15 Flexible rubber drain-testing stopper

Publications (1)

Publication Number Publication Date
GB188695A true GB188695A (en) 1922-11-15

Family

ID=88102364

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1591921A Active GB188695A (en) 1921-08-15 1921-08-15 Flexible rubber drain-testing stopper

Country Status (1)

Country Link
GB (1) GB188695A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079755A (en) * 1976-05-04 1978-03-21 Lans Gerald J V D Inflatable pipe plug
US4458721A (en) * 1979-02-28 1984-07-10 Brooklyn Union Gas Company Pipeline flow restrictor
US4627470A (en) * 1983-06-02 1986-12-09 Alh Systems Limited Sealing ducts
US5240031A (en) * 1992-11-09 1993-08-31 Vigil David J Inflatable bladder valve for irrigation pipe
US5379802A (en) * 1991-03-06 1995-01-10 Vanderlans; Gerald J. Pipeline stopper plug
US5439032A (en) * 1993-12-30 1995-08-08 Petrone; Joseph Inflatable gas pipeline stopper with dual air bag
US5503188A (en) * 1993-12-30 1996-04-02 Petrone; Joseph A. Inflatable air bag pipeline stopper
US5778919A (en) * 1993-12-30 1998-07-14 Custom Service Laboratories Of N.J., Inc. Pipeline flow stopper with dual shafts
WO2024023493A1 (en) * 2022-07-25 2024-02-01 Alh Systems Limited Flow stop device

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079755A (en) * 1976-05-04 1978-03-21 Lans Gerald J V D Inflatable pipe plug
US4458721A (en) * 1979-02-28 1984-07-10 Brooklyn Union Gas Company Pipeline flow restrictor
US4627470A (en) * 1983-06-02 1986-12-09 Alh Systems Limited Sealing ducts
US5379802A (en) * 1991-03-06 1995-01-10 Vanderlans; Gerald J. Pipeline stopper plug
US5785090A (en) * 1991-03-06 1998-07-28 Vanderlans; Gerald J. Pipeline stopper plug and method therefore
US5240031A (en) * 1992-11-09 1993-08-31 Vigil David J Inflatable bladder valve for irrigation pipe
US5439032A (en) * 1993-12-30 1995-08-08 Petrone; Joseph Inflatable gas pipeline stopper with dual air bag
US5503188A (en) * 1993-12-30 1996-04-02 Petrone; Joseph A. Inflatable air bag pipeline stopper
US5778919A (en) * 1993-12-30 1998-07-14 Custom Service Laboratories Of N.J., Inc. Pipeline flow stopper with dual shafts
WO2024023493A1 (en) * 2022-07-25 2024-02-01 Alh Systems Limited Flow stop device

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