发明名称 POWER CABLE LAYING METHOD AND POWER CABLE COVERING PIPE DRAW-IN TOOL
摘要 <p>PROBLEM TO BE SOLVED: To provide a method capable of laying a plurality of power cables in a pipe line so that the contact of power cables with each other does not cause a useless temperature increase, an effect of the power cable on the source side of an electric accident has not an influence on the side of the normal power cables under a properly functioning condition, that is, normal power cables can positively be protected, thus facilitating inspection and replacement work for the respective power cables. SOLUTION: This power cable laying method is a method for laying the plurality of cables 1 in the pipe line R, where the power cables 1 are laid in the pipe line R by positioning the power cables 1 in the tube R with the cables 1 stored separately in a covering pipe 2.</p>
申请公布号 JP2003158814(A) 申请公布日期 2003.05.30
申请号 JP20010352584 申请日期 2001.11.19
申请人 TOKYO ELECTRIC POWER CO INC:THE 发明人 SHINOZAKI HARUYUKI;ATSUKAWA ISAMU;OGOSHI FUMIO;HAGIWARA MOTOYASU
分类号 H02G1/06;H02G9/06;H02G15/02;(IPC1-7):H02G15/02 主分类号 H02G1/06
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