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Title:
PIPE CARRYING DEVICE AND METHOD OF LAYING BURIED PIPE
Document Type and Number:
Japanese Patent JP2005145580
Kind Code:
A
Abstract:

To reduce the quantity of an open-cut ditch or a connecting section extremely, to connect a pipe at a small number of the connecting sections, and to prevent damage generated on coating of a pipe outer surface when carrying the pipe.

A loading part 42 of the pipe 1 buried at an end portion on one side of an open-cut ditch groove 40 is formed, and pipe carrying devices 2 are installed in the open-cut ditch 40 at constant intervals. The pipe 1 is loaded at a loading part 42 and placed on a roller 6 of a roller unit 3 provided on the pipe carrying device 2. The placed pipe 1 is pulled to move the pipe 1 by one pipe length while rotating the roller 6. The next pipe 1 is loaded the loading part 42 and placed on the roller 6 of the pipe carrying device 2. A tip end portion of the thrown pipe 1 and a rear end portion of a pipe 2 previously pulled in are welded, and after repeating to move the pipe 1 by one pipe length, the pipe carrying device 2 is removed from the open-cut ditch 40.


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JP3021185TWO-WAY ROLLER
Inventors:
MATSUO ATSUSHI
ASANO TETSUJI
SATO MINORU
SHINOZAKI TAKAYUKI
Application Number:
JP2003381873A
Publication Date:
June 09, 2005
Filing Date:
November 12, 2003
Export Citation:
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Assignee:
JFE KOKEN CORP
International Classes:
B65G13/00; B65G39/12; B66F3/24; B66F3/36; F16L1/00; (IPC1-7): B65G13/00; B65G39/12; B66F3/24; B66F3/36; F16L1/00
Attorney, Agent or Firm:
小島 俊郎



 
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