GB2167829B - Improvements in pipe crawlers - Google Patents

Improvements in pipe crawlers

Info

Publication number
GB2167829B
GB2167829B GB08527180A GB8527180A GB2167829B GB 2167829 B GB2167829 B GB 2167829B GB 08527180 A GB08527180 A GB 08527180A GB 8527180 A GB8527180 A GB 8527180A GB 2167829 B GB2167829 B GB 2167829B
Authority
GB
United Kingdom
Prior art keywords
pipe crawlers
crawlers
pipe
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
GB08527180A
Other versions
GB8527180D0 (en
GB2167829A (en
Inventor
Edward Leonard Jones
Robin John Luxmoore
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.)
Sellafield Ltd
Original Assignee
British Nuclear Fuels PLC
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 British Nuclear Fuels PLC filed Critical British Nuclear Fuels PLC
Publication of GB8527180D0 publication Critical patent/GB8527180D0/en
Publication of GB2167829A publication Critical patent/GB2167829A/en
Application granted granted Critical
Publication of GB2167829B publication Critical patent/GB2167829B/en
Expired 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
    • F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
    • F16L55/28—Constructional aspects
    • F16L55/30—Constructional aspects of the propulsion means, e.g. towed by cables
    • F16L55/32—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained
    • F16L55/34—Constructional aspects of the propulsion means, e.g. towed by cables being self-contained the pig or mole being moved step by step
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/005—Investigating fluid-tightness of structures using pigs or moles

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Actuator (AREA)
GB08527180A 1984-11-29 1985-11-05 Improvements in pipe crawlers Expired GB2167829B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848430131A GB8430131D0 (en) 1984-11-29 1984-11-29 Pipe crawlers

Publications (3)

Publication Number Publication Date
GB8527180D0 GB8527180D0 (en) 1985-12-11
GB2167829A GB2167829A (en) 1986-06-04
GB2167829B true GB2167829B (en) 1988-10-05

Family

ID=10570447

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848430131A Pending GB8430131D0 (en) 1984-11-29 1984-11-29 Pipe crawlers
GB08527180A Expired GB2167829B (en) 1984-11-29 1985-11-05 Improvements in pipe crawlers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB848430131A Pending GB8430131D0 (en) 1984-11-29 1984-11-29 Pipe crawlers

Country Status (1)

Country Link
GB (2) GB8430131D0 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4110375A1 (en) * 1991-03-28 1992-10-01 Brochier Fa Hans METHOD AND DEVICE FOR TESTING PIPELINES
FR2694397B1 (en) * 1992-08-03 1996-12-20 Sewerin Materiel Reseaux Const METHOD FOR TESTING A WATERPROOFING OF A PIPELINE OR A PIPELINE NETWORK AS WELL AS AN INSTALLATION ALLOWING THE IMPLEMENTATION OF THIS PROCESS.
GB2356439B (en) 1999-09-29 2004-02-18 Univ Durham Conduit traversing vehicle
FR2802451B1 (en) * 1999-12-17 2002-05-10 R Marchal Et Cie Soc DEVICE AND METHOD FOR CLEANING A TUBE BY BRUSHING
FR2802450B1 (en) * 1999-12-17 2002-03-08 R Marchal Et Cie Soc DEVICE AND METHOD FOR CLEANING A TUBE BY BRUSHING
GB0405310D0 (en) 2004-03-09 2004-04-21 Prototech As Pipeline pig
DE102014117442B3 (en) * 2014-11-27 2016-03-10 Joachim Beyert Method for drawing a new pipe into a waste pipe and device suitable for carrying out the method
CN108413175B (en) * 2018-03-07 2019-12-31 上海工程技术大学 Hydraulic drive bidirectional peristaltic robot based on ratchet wheel and walking and steering method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1044201A (en) * 1962-10-10 1966-09-28 Post Office Improvements in or relating to pneumatic self-propelled apparatus
GB2059000B (en) * 1979-08-21 1983-05-18 Post Office Pneumatically propelled duct motor
GB2126683B (en) * 1982-09-15 1986-02-05 Kinaut Instr Limited Duct motor
GB2137719B (en) * 1983-03-31 1987-01-28 Daly Limited P N Pipe replacement
GB2152622B (en) * 1983-12-08 1987-08-05 Micro Consultants Ltd Pneumatic switching devices and linear feed motors incorporating such devices
GB8401452D0 (en) * 1984-01-19 1984-02-22 British Gas Corp Replacing mains

Also Published As

Publication number Publication date
GB8527180D0 (en) 1985-12-11
GB8430131D0 (en) 1985-01-09
GB2167829A (en) 1986-06-04

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Legal Events

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

Effective date: 20011105