CA1214259A - Device for monitoring the interior of a conduit - Google Patents

Device for monitoring the interior of a conduit

Info

Publication number
CA1214259A
CA1214259A CA000420434A CA420434A CA1214259A CA 1214259 A CA1214259 A CA 1214259A CA 000420434 A CA000420434 A CA 000420434A CA 420434 A CA420434 A CA 420434A CA 1214259 A CA1214259 A CA 1214259A
Authority
CA
Canada
Prior art keywords
conduit
monitoring device
sliding members
members
sliding
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
CA000420434A
Other languages
English (en)
French (fr)
Inventor
Koichi Tsuno
Kimizo Ono
Yoshikazu Nishiwaki
Mitsuru Nishikawa
Toru Iwai
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of CA1214259A publication Critical patent/CA1214259A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
CA000420434A 1982-02-01 1983-01-28 Device for monitoring the interior of a conduit Expired CA1214259A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP57015425A JPS58131878A (ja) 1982-02-01 1982-02-01 管路内観察装置
JP15425/82 1982-02-01

Publications (1)

Publication Number Publication Date
CA1214259A true CA1214259A (en) 1986-11-18

Family

ID=11888413

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000420434A Expired CA1214259A (en) 1982-02-01 1983-01-28 Device for monitoring the interior of a conduit

Country Status (3)

Country Link
US (1) US4616258A (enExample)
JP (1) JPS58131878A (enExample)
CA (1) CA1214259A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567514A (en) * 1984-02-27 1986-01-28 Wag-Mor Corporation Camera carrying conduit inspection sled
AU599824B2 (en) * 1988-08-19 1990-07-26 Kabushiki Kaisha Iseki Kaihatsu Koki Method and apparatus for inspecting pipeline
JPH0746865Y2 (ja) * 1989-10-27 1995-10-25 コスモ工機株式会社 不断水流体管内視装置
US5092367A (en) * 1990-01-09 1992-03-03 Cues, Inc. Asymmetrical skid assembly
US5153718A (en) * 1990-11-16 1992-10-06 Jack Massar Cutting apparatus with viewer
US5100610A (en) * 1990-11-20 1992-03-31 Westinghouse Electric Corp. Tube plug inspection system
JP4319458B2 (ja) * 2003-04-28 2009-08-26 中部電力株式会社 カメラ移動用補助装置
US20070222438A1 (en) * 2006-03-23 2007-09-27 Dale Reeves Electromagnetic flaw detection apparatus for inspection of a tubular
JP5416610B2 (ja) * 2010-02-12 2014-02-12 積水化学工業株式会社 管体の軸心位置特定治具および軸心位置特定治具を用いた管体軸心位置特定方法ならびに取付穴罫描き方法
US8630817B2 (en) * 2011-03-15 2014-01-14 Siemens Energy, Inc. Self centering bore measurement unit
US8706340B2 (en) 2011-04-19 2014-04-22 Electric Power Research Institute, Inc. Underground utility vault inspection system and method
US9019364B2 (en) * 2012-07-17 2015-04-28 Alstom Technology Ltd Remote visual inspection system
NO343591B1 (no) * 2016-05-30 2019-04-08 Los Elektro As Trekkearrangement, og fremgangsmåte for trekking av kabler
WO2020176996A1 (en) * 2019-03-06 2020-09-10 Pure Technologies Ltd. A rotatable inspection module and method for inspecting the conditions of the wall of a pipeline
CN111664807B (zh) * 2020-04-24 2022-08-12 河北津西钢铁集团股份有限公司 旋转结构光法管道检测系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3761623A (en) * 1971-03-03 1973-09-25 Nippon Kokan Kk Apparatus for examining the inner surface of pipes
US3784740A (en) * 1972-08-23 1974-01-08 Halliburton Co Pipeline inspection system
US3885091A (en) * 1973-10-24 1975-05-20 Halliburton Co Method and apparatus for pipeline inspection
US3984627A (en) * 1974-04-18 1976-10-05 Andre Galerne Method and apparatus for examining the interior of a bore hole and/or caisson or the like
US4218923A (en) * 1979-02-07 1980-08-26 Triad & Associates, Inc. System for monitoring the condition of a pipeline
US4292589A (en) * 1979-05-09 1981-09-29 Schlumberger Technology Corporation Eddy current method and apparatus for inspecting ferromagnetic tubular members

Also Published As

Publication number Publication date
US4616258A (en) 1986-10-07
JPS58131878A (ja) 1983-08-05
JPH03573B2 (enExample) 1991-01-08

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Legal Events

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