GB1231320A - - Google Patents

Info

Publication number
GB1231320A
GB1231320A GB1231320DA GB1231320A GB 1231320 A GB1231320 A GB 1231320A GB 1231320D A GB1231320D A GB 1231320DA GB 1231320 A GB1231320 A GB 1231320A
Authority
GB
United Kingdom
Prior art keywords
stem
tube
ring
sealing
split
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
English (en)
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
Publication of GB1231320A publication Critical patent/GB1231320A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/08—Tube expanders
    • B21D39/20—Tube expanders with mandrels, e.g. expandable
    • 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
    • F16L55/136—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 expanding or deforming a split ring, hooks or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Sealing (AREA)
GB1231320D 1969-08-08 1969-08-08 Expired GB1231320A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3984569 1969-08-08

Publications (1)

Publication Number Publication Date
GB1231320A true GB1231320A (it) 1971-05-12

Family

ID=10411806

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1231320D Expired GB1231320A (it) 1969-08-08 1969-08-08

Country Status (1)

Country Link
GB (1) GB1231320A (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2294992A (en) * 1994-11-09 1996-05-15 Camit Ltd Expanding pipe stopper
US7311120B2 (en) * 2003-03-20 2007-12-25 Advanced Sewer Products Limited Expandable pipe stopper

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2294992A (en) * 1994-11-09 1996-05-15 Camit Ltd Expanding pipe stopper
GB2294992B (en) * 1994-11-09 1999-05-12 Camit Ltd An improved expanding pipe stopper
US7311120B2 (en) * 2003-03-20 2007-12-25 Advanced Sewer Products Limited Expandable pipe stopper

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee