Title:
MULTI-PIPE FOR INSERTING COMMUNICATION CABLE THEREINTO, AND APPARATUS FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2013/137538
Kind Code:
A1
Abstract:
The present invention relates to a multi-pipe for inserting communication cable thereinto, and an apparatus for manufacturing same, the multi-pipe for inserting communication cable thereinto being laid before laying communication cables on the ground so as to protect same. The multi-pipe for inserting communication cable thereinto comprises: an inner pipe; an outer pipe; and protruding reinforcing elements of provided, in the interior of the outer pipe, on each of one or more gaps formed between the outer surface of the inner pipe and the inner surface of the outer pipe. Furthermore, a multi-pipe for inserting communication cable thereinto according to the present invention is made of synthetic resin, and, in the interior of the outer pipe, which is made of synthetic resin and surrounds the outer peripheral surface of one or more inner pipes grouped into a bundle, is provided with reinforcing elements made of synthetic resin having superior hardness and durability than the synthetic resin used for the outer pipe, thereby allowing hardness and durability of the multi-pipe for inserting communication cable thereinto to be enhanced, and an apparatus for manufacturing same according to the present invention allows the benefit of providing an apparatus facilitating manufacture of the multi-pipe for inserting communication cable thereinto.
Inventors:
YUN MYUNG JU (KR)
Application Number:
PCT/KR2012/009885
Publication Date:
September 19, 2013
Filing Date:
November 21, 2012
Export Citation:
Assignee:
UTOPIA INFORNATION TECHNOLOGY CO LTD (KR)
International Classes:
H02G9/06; B29C48/16; B29C48/49; F16L3/10
Foreign References:
| KR20010084707A | 2001-09-06 | |||
| KR20060093925A | 2006-08-28 | |||
| JPH09105844A | 1997-04-22 | |||
| KR20020046901A | 2002-06-21 | |||
| KR20020006394A | 2002-01-19 |
Attorney, Agent or Firm:
KIM, CHUNG HO (KR)
김충호 (KR)
김충호 (KR)
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