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JPS6483997A - Method and device for partially repairing duct from inner surface thereof - Google Patents

Method and device for partially repairing duct from inner surface thereof

Info

Publication number
JPS6483997A
JPS6483997A JP62240380A JP24038087A JPS6483997A JP S6483997 A JPS6483997 A JP S6483997A JP 62240380 A JP62240380 A JP 62240380A JP 24038087 A JP24038087 A JP 24038087A JP S6483997 A JPS6483997 A JP S6483997A
Authority
JP
Japan
Prior art keywords
repairing
pipeline
expansion pressure
pressure body
sleeve
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.)
Pending
Application number
JP62240380A
Other languages
Japanese (ja)
Inventor
Kunihiro Mori
Akitaka Fujita
Masakatsu Hyodo
Takayoshi Imoto
Shinji Shimokawa
Hiroyuki Sakuragi
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.)
Ashimori Industry Co Ltd
Tokyo Gas Co Ltd
Original Assignee
Ashimori Industry Co Ltd
Tokyo Gas Co 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 Ashimori Industry Co Ltd, Tokyo Gas Co Ltd filed Critical Ashimori Industry Co Ltd
Priority to JP62240380A priority Critical patent/JPS6483997A/en
Publication of JPS6483997A publication Critical patent/JPS6483997A/en
Pending legal-status Critical Current

Links

Landscapes

  • Pipe Accessories (AREA)

Abstract

PURPOSE: To prevent breakage of a repairing point when repairing by inserting a repairing sleeve which has a diameter smaller than an inner diameter of a pipeline and rigidity into the repairing point within the pipeline, and by sealing an inner surface of the pipeline by widening the diameter of both edges. CONSTITUTION: A repairing sleeve 4a is kept at outside of its expansion pressure body in advance, and inserted into a repairing point within a pipeline 1. A pressurizing body is actuated by a fluid pressure driving device 4 to expand the expansion pressure body 11. Diameters of both edges of the repairing sleeve 4a are widened by this action to be sealed on an inner surface of the pipeline 1, and then the expansion pressure body 11 is contracted, removed out of the pipeline to finish repairing works or the like. A sponge or a rubber is most preferable to the expansion pressure body 11.
JP62240380A 1987-09-24 1987-09-24 Method and device for partially repairing duct from inner surface thereof Pending JPS6483997A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62240380A JPS6483997A (en) 1987-09-24 1987-09-24 Method and device for partially repairing duct from inner surface thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62240380A JPS6483997A (en) 1987-09-24 1987-09-24 Method and device for partially repairing duct from inner surface thereof

Publications (1)

Publication Number Publication Date
JPS6483997A true JPS6483997A (en) 1989-03-29

Family

ID=17058627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62240380A Pending JPS6483997A (en) 1987-09-24 1987-09-24 Method and device for partially repairing duct from inner surface thereof

Country Status (1)

Country Link
JP (1) JPS6483997A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11270774A (en) * 1998-03-24 1999-10-05 Toa Grout Kogyo Co Ltd Repairing member for part of pipeline
JP2007000096A (en) * 2005-06-24 2007-01-11 Fulta Electric Machinery Co Ltd Frost prevention fan apparatus having automatic folding type neck mechanism
JP2007014223A (en) * 2005-07-05 2007-01-25 Fulta Electric Machinery Co Ltd Method for cultivating crop through using frostproof fan, and frostproof fan device used in the cultivation method
JP2014185706A (en) * 2013-03-25 2014-10-02 Kubota-C. I Co Ltd Lining method, coil molding body laying device and coil cartridge

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11270774A (en) * 1998-03-24 1999-10-05 Toa Grout Kogyo Co Ltd Repairing member for part of pipeline
JP2007000096A (en) * 2005-06-24 2007-01-11 Fulta Electric Machinery Co Ltd Frost prevention fan apparatus having automatic folding type neck mechanism
JP2007014223A (en) * 2005-07-05 2007-01-25 Fulta Electric Machinery Co Ltd Method for cultivating crop through using frostproof fan, and frostproof fan device used in the cultivation method
JP2014185706A (en) * 2013-03-25 2014-10-02 Kubota-C. I Co Ltd Lining method, coil molding body laying device and coil cartridge

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