RESIN JOINT, CHANNEL BLOCK, AND FLUID CONTROL DEVICE

WIPO Patent Application WO/2021/152927

A1

A resin joint 1 is provided with: a joint main body 10 which has a channel 50; a sleeve 20; and a union nut 30 which fixes a tube to the joint main body. The joint main body has main body part 11 which has a curved inner peripheral surface, and a straight part 12 which projects from an end of the main body part. The straight part has an outer cylindrical part 13 and an inner cylindrical part 14 which is disposed radially inward of the outer cylindrical part. An end of the inner cylindrical part is positioned more toward the main body part than is an end of the outer cylindrical part. A groove 15 which extends parallel to the axial center direction of the outer cylindrical part and the inner cylindrical part is formed between the inner peripheral surface of the outer cylindrical part and the outer peripheral surface of the inner cylindrical part. The tube is fixed to the joint main body in a state wherein a press fitting part 21 of the sleeve is press fitted in the groove.

KOIKE TOMOYUKI (JP)
SAKAMOTO HIROKI (JP)
HIGUCHI SHINGO (JP)
OHMAE KIYOTAKA (JP)
ADACHI TOMOHIRO (JP)

PCT/JP2020/038657

August 05, 2021

October 13, 2020

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NIPPON PILLAR PACKING (JP)

F16L43/00; B29C45/26; F16L19/04; F16L21/08; F16L33/22; F16L47/04; F16L47/10

WO2009025136A1	2009-02-26
WO2018025519A1	2018-02-08
WO2019181657A1	2019-09-26

JP2019010857A	2019-01-24
JP2015068500A	2015-04-13
JPH04248095A	1992-09-03
CN203286088U	2013-11-13
CN202418699U	2012-09-05
JP2019178726A	2019-10-17
JP2018123882A	2018-08-09
US3752438A	1973-08-14
CN101408268A	2009-04-15

MAEDA & PARTNERS (JP)

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