Title:
PIPING JOINT, PIPING JOINT STRUCTURE, LEAK PREVENTION METHOD USING PIPING JOINTS, FLANGED TUBES, AND TUBE JOINT STRUCTURES
Document Type and Number:
WIPO Patent Application WO/2014/030316
Kind Code:
A1
Abstract:
Provided are a piping joint, a piping joint structure, and a leak prevention method using piping joints capable of circulating a high pressure fluid and of preventing fluid leaks. This piping joint (100) joins a resin piping (500) for circulating a high pressure fluid (FL) and a metal piping (600), and comprises a cylindrical section (120) fitting inside the metal piping (600), a cylindrical section (130) fitting inside the resin piping (500) and linking with the cylindrical section (120), a flange plate (140) provided between cylindrical section (120) and cylindrical section (130), and an O-ring (180) provided on the outer circumference of cylindrical section (120) and cylindrical section (130).
Inventors:
MORITAKE HIROSHI (JP)
SUDO SHINGO (JP)
SUDO SHINGO (JP)
Application Number:
PCT/JP2013/004801
Publication Date:
February 27, 2014
Filing Date:
August 08, 2013
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
F16L23/16; F16L23/024; F16L23/026; F16L23/028
Foreign References:
| JPH11182756A | 1999-07-06 | |||
| JPH11223163A | 1999-08-17 | |||
| US20100117356A1 | 2010-05-13 | |||
| JPH06101787A | 1994-04-12 | |||
| DE4127498A1 | 1993-02-25 | |||
| FR1217013A | 1960-04-29 | |||
| JPS56158583U | 1981-11-26 |
Attorney, Agent or Firm:
CREIA IP ATTORNEYS (JP)
Patent business corporation クレイア patent firm (JP)
Patent business corporation クレイア patent firm (JP)
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