GB550250A - Service stopper for gas mains, branch pipe connections and the like - Google Patents

Service stopper for gas mains, branch pipe connections and the like

Info

Publication number
GB550250A
GB550250A GB683441A GB683441A GB550250A GB 550250 A GB550250 A GB 550250A GB 683441 A GB683441 A GB 683441A GB 683441 A GB683441 A GB 683441A GB 550250 A GB550250 A GB 550250A
Authority
GB
Grant status
Application
Patent type
Prior art keywords
stopper
service
branch pipe
pipe connections
gas mains
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
GB683441A
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.)
UNDERPRESSURE ENGINEERING Co Ltd
UNDERPRESSURE ENGINEERING COMP
Original Assignee
UNDERPRESSURE ENGINEERING Co Ltd
UNDERPRESSURE ENGINEERING COMP
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

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10Means for stopping flow from or in pipes or hoses
    • F16L55/12Means for stopping flow from or in pipes or hoses by introducing into the pipe a member expandable in situ
    • F16L55/128Means 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
    • F16L55/13Means 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 plastic deformation

Abstract

550,250. Stoppers. FOSTER, A. S., and UNDERPRESSURE ENGINEERING CO., Ltd, May 28, 1941, No. 6834. [Class 99 (ii)] A service stopper for gas and other mains is constructed as shown in Fig. 3 with a tapered part a, a bore c which terminates short of the leading end and a sleeve g which grips the outside of the pipe to which it is applied.
GB683441A 1941-05-28 1941-05-28 Service stopper for gas mains, branch pipe connections and the like Expired GB550250A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB683441A GB550250A (en) 1941-05-28 1941-05-28 Service stopper for gas mains, branch pipe connections and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB683441A GB550250A (en) 1941-05-28 1941-05-28 Service stopper for gas mains, branch pipe connections and the like

Publications (1)

Publication Number Publication Date
GB550250A true true GB550250A (en) 1942-12-31

Family

ID=9821597

Family Applications (1)

Application Number Title Priority Date Filing Date
GB683441A Expired GB550250A (en) 1941-05-28 1941-05-28 Service stopper for gas mains, branch pipe connections and the like

Country Status (1)

Country Link
GB (1) GB550250A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3358869A (en) * 1965-08-19 1967-12-19 Anaconda American Brass Co Vacuum sealing plug
US3654965A (en) * 1967-06-23 1972-04-11 Pneumatiques Caoutchouc Mfg Closure members for pipe sections
US5788774A (en) * 1997-01-21 1998-08-04 Xerox Corporation Substrate coating assembly employing a plug member

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3358869A (en) * 1965-08-19 1967-12-19 Anaconda American Brass Co Vacuum sealing plug
US3654965A (en) * 1967-06-23 1972-04-11 Pneumatiques Caoutchouc Mfg Closure members for pipe sections
US5788774A (en) * 1997-01-21 1998-08-04 Xerox Corporation Substrate coating assembly employing a plug member

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