Title:
PIPELINE STRUCTURE
Document Type and Number:
Japanese Patent JP2016050622
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a pipeline structure which secures safety with a plastic pipeline in which a reinforcing outer pipe is provided on its outer periphery to withstand an external pressure of vehicle weight and an earth pressure from a road surface and strength is secured even when the reinforcing outer pipe is damaged.SOLUTION: A structure of a pipeline is buried in concrete or earth and has: a plastic pipe having predetermined strength; and a reinforcing outer pipe which is disposed at an outer periphery of the plastic pipe and arranged maintaining a certain space from an outer peripheral surface of the plastic pipe.SELECTED DRAWING: Figure 1
Inventors:
UENO HIDEO
Application Number:
JP2014176033A
Publication Date:
April 11, 2016
Filing Date:
August 29, 2014
Export Citation:
Assignee:
SANFUROINTO:KK
International Classes:
F16L1/00; B67D7/78; F16L7/00; F16L11/10
Domestic Patent References:
| JPS5711800U | 1982-01-21 | |||
| JP2004162752A | 2004-06-10 | |||
| JPS62228784A | 1987-10-07 |
Attorney, Agent or Firm:
Terumi Yamamoto