| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a ground burial pipe for a cable that can sufficiently contain a necessary cable even if the diameter of a protection pipe is small when newly and additionally installing the cable or renewing the cable, and is improved in durability. <P>SOLUTION: A net-shaped body 3 that vertically divides the inside of the protection pipe 2 over the longitudinal direction is installed to the protection pipe 2 inserted with the communication cable and composed of a highly anticorrosive synthetic resin, the lead-in cable 5 is inserted into an upper space 21 of the divided protection pipe 2, and the trunk cable 4 is inserted into a lower space 22. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
