METHOD FOR INSTALLING PIPE INTO GROUND, AND DRILLING DEVICE

PROBLEM TO BE SOLVED: To provide a method for installing pipes into the ground and a drilling device, which drives smoothly a pipe in the ground, even when the ground is mixed with a rigid gravel. SOLUTION: This pipe installation method is constituted to install a drilling machine 26, inside a head...

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Bibliographische Detailangaben
Hauptverfasser: YASUKAWA YOSHIHIRO, SHIOKAWA HIROYUKI, KAJIYAMA MASAO, NAKAKITA AKIHIRO, IWANAGA SHIGEJI, ODAWARA HIDEAKI, IWASAKI HAJIME, MORISAKI YASUTAKA, KAWAGOE MASARU
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a method for installing pipes into the ground and a drilling device, which drives smoothly a pipe in the ground, even when the ground is mixed with a rigid gravel. SOLUTION: This pipe installation method is constituted to install a drilling machine 26, inside a head opening side of the pipe 2 driven into the ground in advance, when the pipe 2 of rectangular cross-sectional shape is installed in the ground 10 from a cavity 100 formed in the ground 10, and to drive the pipe 2 to be installed in the ground, by pressing the pipe 2 and by drilling the ground 10 by the drilling machine, and uses the drilling machine 26 having a rotary drilling body 46 rotated around the rotation center line crossed with the driving direction of the pipe 2 as the rotation center, as the drilling machine 26. COPYRIGHT: (C)2011,JPO&INPIT