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GB2294992B - An improved expanding pipe stopper - Google Patents

An improved expanding pipe stopper

Info

Publication number
GB2294992B
GB2294992B GB9523007A GB9523007A GB2294992B GB 2294992 B GB2294992 B GB 2294992B GB 9523007 A GB9523007 A GB 9523007A GB 9523007 A GB9523007 A GB 9523007A GB 2294992 B GB2294992 B GB 2294992B
Authority
GB
United Kingdom
Prior art keywords
expanding pipe
pipe stopper
improved expanding
improved
stopper
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 - Lifetime
Application number
GB9523007A
Other versions
GB9523007D0 (en
GB2294992A (en
Inventor
Antony Derek Norton
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.)
CAMIT Ltd
Original Assignee
CAMIT Ltd
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 CAMIT Ltd filed Critical CAMIT Ltd
Publication of GB9523007D0 publication Critical patent/GB9523007D0/en
Publication of GB2294992A publication Critical patent/GB2294992A/en
Application granted granted Critical
Publication of GB2294992B publication Critical patent/GB2294992B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16L55/132—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 deforming the packing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
GB9523007A 1994-11-09 1995-11-09 An improved expanding pipe stopper Expired - Lifetime GB2294992B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9422547A GB9422547D0 (en) 1994-11-09 1994-11-09 An improved expanding pipe stopper

Publications (3)

Publication Number Publication Date
GB9523007D0 GB9523007D0 (en) 1996-01-10
GB2294992A GB2294992A (en) 1996-05-15
GB2294992B true GB2294992B (en) 1999-05-12

Family

ID=10764086

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9422547A Pending GB9422547D0 (en) 1994-11-09 1994-11-09 An improved expanding pipe stopper
GB9523007A Expired - Lifetime GB2294992B (en) 1994-11-09 1995-11-09 An improved expanding pipe stopper

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9422547A Pending GB9422547D0 (en) 1994-11-09 1994-11-09 An improved expanding pipe stopper

Country Status (1)

Country Link
GB (2) GB9422547D0 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2404427B (en) * 2003-07-25 2006-08-23 Advanced Sewer Products Ltd An improved expanding pipe stopper
GB2399613B (en) * 2003-03-20 2006-02-08 Advanced Sewer Products Ltd An improved expanding pipe stopper
US7311120B2 (en) 2003-03-20 2007-12-25 Advanced Sewer Products Limited Expandable pipe stopper
CN103486398A (en) * 2013-10-09 2014-01-01 苏州市吴中区曙光铜管厂 Plugging device
CN108533877B (en) * 2018-06-08 2023-09-08 天津科环逸宸科技发展有限公司 Non-underground operation machinery water plugging device
CN109578739B (en) * 2018-12-12 2020-11-03 宜昌亚兴建设工程有限公司 Municipal administration underground piping cuts off construction equipment convenient to operation
CN112460373B (en) * 2020-11-24 2022-08-16 江南造船(集团)有限责任公司 Ship pipeline orifice sealing device and using method thereof
CZ309908B6 (en) * 2022-11-14 2024-01-24 FASTRA, s.r.o A device for closing pipelines

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1231320A (en) * 1969-08-08 1971-05-12
US4865080A (en) * 1983-11-07 1989-09-12 Lynn Lundquist Elastomer die plug

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1231320A (en) * 1969-08-08 1971-05-12
US4865080A (en) * 1983-11-07 1989-09-12 Lynn Lundquist Elastomer die plug

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DE3910732A1 DE3718619A1 *

Also Published As

Publication number Publication date
GB9422547D0 (en) 1995-01-04
GB9523007D0 (en) 1996-01-10
GB2294992A (en) 1996-05-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20100225 AND 20100303

PE20 Patent expired after termination of 20 years

Expiry date: 20151108