Title:
CUTTING DEVICE AND STEEL PIPE CUTTING METHOD
Document Type and Number:
Japanese Patent JP2023055251
Kind Code:
A
Abstract:
To provide a cutting device and a steel pipe cutting method for removing a steel pipe pile and a steel pipe sheet pile by fragmenting them.SOLUTION: A cutting device 2 is to cut a steel pipe 11 placed in the underground or the underwater along an axial direction of the steel pipe 11. The cutting device 2 is provided with a cutting machine body 4 provided with a nozzle 41 allowing high-pressured water to be injected for cutting the steel pipe 11 and a frame 3 placed inside of the steel pipe 11. The frame 3 comprises a pair of rails 32, 32 arranged along the axial direction of the steel pipe 11, and the cutting machine body 4 is able to vertically move along the rails 32.SELECTED DRAWING: Figure 2
Inventors:
MORITA TAIJI
SANO KENJI
TAKAKUSAKI TAKASHI
IKUNO TAKASHI
ONO YUKI
AMEKURA MIDORI
KUNO KOJI
SANO KENJI
TAKAKUSAKI TAKASHI
IKUNO TAKASHI
ONO YUKI
AMEKURA MIDORI
KUNO KOJI
Application Number:
JP2021164441A
Publication Date:
April 18, 2023
Filing Date:
October 06, 2021
Export Citation:
Assignee:
TAISEI CORP
KUNO SEISAKUSHO KK
KUNO SEISAKUSHO KK
International Classes:
E02D9/04
Attorney, Agent or Firm:
Patent Attorney Corporation Isono International Patent and Trademark Office
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