Title:
PIPE JOINT
Document Type and Number:
Japanese Patent JP2021050793
Kind Code:
A
Abstract:
To provide a pipe joint which inhibits a liquid flowing therein from leaking from a connection portion between a resin joint part and a metal joint part to the outside.SOLUTION: A pipe joint 1 includes: a resin joint part 10 having a fusion connection part to which a resin pipe is fused to be connected; and a metal joint part 30 including a first end part formed with a screw part, to which a metal pipe is connected by fitting of a screw, and a second end part with an outer surface covered by the resin joint part. An annular projection 34 is formed on an outer peripheral surface of the second end part of the metal joint part, and sealing corner parts 37, 38, each having a flat outer peripheral surface, are formed at at least one of end parts of the annular projection as seen in an axis O direction of the metal joint part.SELECTED DRAWING: Figure 2
Inventors:
TAKAHASHI EMIKO
HATANO KOHEI
IKEDA MOTOKI
KONDO RIKUTA
HATANO KOHEI
IKEDA MOTOKI
KONDO RIKUTA
Application Number:
JP2019175389A
Publication Date:
April 01, 2021
Filing Date:
September 26, 2019
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
F16L47/24; F16L21/00; F16L21/08; F16L47/02
Attorney, Agent or Firm:
Nishizawa Kazumi
Yuichiro Kawagoe
Makiko Otsuki
Hiroshi Yamaguchi
Yuichiro Kawagoe
Makiko Otsuki
Hiroshi Yamaguchi