Title:
SYNTHETIC RESIN PIPE AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2007/111051
Kind Code:
A1
Abstract:
A synthetic resin pipe that is reduced in weight with its compression strength required for use as an underground pipe maintained and has excellent seismic resistance. The synthetic resin pipe has an inner pipe (2), a reinforcing rib (3) formed by winding a ridge spirally on the outer peripheral wall of the inner pipe (2), and an outer pipe (4) covering the reinforcing rib (3) so as to connect the crests of the reinforcing rib (3). (a) A metal lath (5) or (b) a glass strand or a glass net produced by weaving glass yarn in mesh is embedded in the outer pipe (4).
Inventors:
KANAO SHIGEKI (JP)
Application Number:
PCT/JP2007/052376
Publication Date:
October 04, 2007
Filing Date:
February 09, 2007
Export Citation:
Assignee:
KANAFLEX CORP (JP)
KANAO SHIGEKI (JP)
KANAO SHIGEKI (JP)
International Classes:
F16L9/14; B32B1/08; F16L11/08
Foreign References:
| JPH1089547A | 1998-04-10 | |||
| JPS314866Y1 | ||||
| JPS5314410Y2 | 1978-04-17 | |||
| JPH08103968A | 1996-04-23 | |||
| JPS6298884U | 1987-06-24 | |||
| JPS62166387U | 1987-10-22 | |||
| JPH0611076A | 1994-01-21 |
Attorney, Agent or Firm:
UEKI, Kyuichi et al. (1-16 Dojima 2-chome, Kita-k, Osaka-shi Osaka 03, JP)
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