JPS6483997A - Method and device for partially repairing duct from inner surface thereof - Google Patents
Method and device for partially repairing duct from inner surface thereofInfo
- 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
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.
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)
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 |
-
1987
- 1987-09-24 JP JP62240380A patent/JPS6483997A/en active Pending
Cited By (4)
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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