GB2238593B - Improvements in or relating to mechanical clamps - Google Patents

Improvements in or relating to mechanical clamps

Info

Publication number
GB2238593B
GB2238593B GB8927095A GB8927095A GB2238593B GB 2238593 B GB2238593 B GB 2238593B GB 8927095 A GB8927095 A GB 8927095A GB 8927095 A GB8927095 A GB 8927095A GB 2238593 B GB2238593 B GB 2238593B
Authority
GB
United Kingdom
Prior art keywords
relating
mechanical clamps
clamps
mechanical
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
GB8927095A
Other versions
GB2238593A (en
GB8927095D0 (en
Inventor
Kenneth Stanley Gibson
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.)
Furmanite International Ltd
Original Assignee
Furmanite International 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 Furmanite International Ltd filed Critical Furmanite International Ltd
Priority to GB8927095A priority Critical patent/GB2238593B/en
Publication of GB8927095D0 publication Critical patent/GB8927095D0/en
Priority to NL9002608A priority patent/NL194014C/en
Priority to NO905166A priority patent/NO304561B1/en
Publication of GB2238593A publication Critical patent/GB2238593A/en
Application granted granted Critical
Publication of GB2238593B publication Critical patent/GB2238593B/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 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
GB8927095A 1989-11-30 1989-11-30 Improvements in or relating to mechanical clamps Expired - Lifetime GB2238593B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB8927095A GB2238593B (en) 1989-11-30 1989-11-30 Improvements in or relating to mechanical clamps
NL9002608A NL194014C (en) 1989-11-30 1990-11-29 Mechanical pipe clamp.
NO905166A NO304561B1 (en) 1989-11-30 1990-11-29 Annular mechanical clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8927095A GB2238593B (en) 1989-11-30 1989-11-30 Improvements in or relating to mechanical clamps

Publications (3)

Publication Number Publication Date
GB8927095D0 GB8927095D0 (en) 1990-01-31
GB2238593A GB2238593A (en) 1991-06-05
GB2238593B true GB2238593B (en) 1993-11-10

Family

ID=10667204

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8927095A Expired - Lifetime GB2238593B (en) 1989-11-30 1989-11-30 Improvements in or relating to mechanical clamps

Country Status (3)

Country Link
GB (1) GB2238593B (en)
NL (1) NL194014C (en)
NO (1) NO304561B1 (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB223335A (en) * 1923-07-30 1924-10-23 John Sharrocks Improvements in stoppers for water mains and the like
GB318573A (en) * 1928-06-06 1929-09-06 Superheater Co Ltd Improvements in and relating to steam superheaters
GB671375A (en) * 1949-03-10 1952-05-07 Parsons C A & Co Ltd Improvements in or relating to contra-flow heat exchangers
GB1092636A (en) * 1964-04-30 1967-11-29 Pirelli General Cable Works Improvements in or relating to devices for sealing the ends of sleeves or pipes
GB1411045A (en) * 1972-09-20 1975-10-22 Hydrotech Int Inc Pipeline end closure
US4465104A (en) * 1981-02-27 1984-08-14 Hughes Tool Company Pressure energized pipeline plug
US4549580A (en) * 1984-10-22 1985-10-29 Halliburton Company Plug assembly for offshore platforms
EP0292104A1 (en) * 1987-05-20 1988-11-23 Mobil Oil Corporation Method of repairing or replacing piping and inflatable plug
GB2209813A (en) * 1987-09-11 1989-05-24 Ovaka Steel Couplings Ab Removably plugging channels

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE170286C (en) *
US2329801A (en) * 1943-04-15 1943-09-21 Robert B Wellborn Pipe plug structure
US4381800A (en) * 1981-08-31 1983-05-03 Thaxton Inc. Pipe tester plug
DE3339800A1 (en) * 1983-11-03 1985-05-15 Kraftwerk Union AG, 4330 Mülheim Sealing device for pipelines

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB223335A (en) * 1923-07-30 1924-10-23 John Sharrocks Improvements in stoppers for water mains and the like
GB318573A (en) * 1928-06-06 1929-09-06 Superheater Co Ltd Improvements in and relating to steam superheaters
GB671375A (en) * 1949-03-10 1952-05-07 Parsons C A & Co Ltd Improvements in or relating to contra-flow heat exchangers
GB1092636A (en) * 1964-04-30 1967-11-29 Pirelli General Cable Works Improvements in or relating to devices for sealing the ends of sleeves or pipes
GB1411045A (en) * 1972-09-20 1975-10-22 Hydrotech Int Inc Pipeline end closure
US4465104A (en) * 1981-02-27 1984-08-14 Hughes Tool Company Pressure energized pipeline plug
US4549580A (en) * 1984-10-22 1985-10-29 Halliburton Company Plug assembly for offshore platforms
EP0292104A1 (en) * 1987-05-20 1988-11-23 Mobil Oil Corporation Method of repairing or replacing piping and inflatable plug
GB2209813A (en) * 1987-09-11 1989-05-24 Ovaka Steel Couplings Ab Removably plugging channels

Also Published As

Publication number Publication date
GB2238593A (en) 1991-06-05
NL194014B (en) 2000-12-01
NO905166L (en) 1991-05-31
NL194014C (en) 2001-04-03
NO304561B1 (en) 1999-01-11
NL9002608A (en) 1991-06-17
NO905166D0 (en) 1990-11-29
GB8927095D0 (en) 1990-01-31

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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)
PE20 Patent expired after termination of 20 years

Expiry date: 20091129