Title:
樹脂製継手、流路ブロック及び流体制御装置
Document Type and Number:
Japanese Patent JP7304440
Kind Code:
B2
Abstract:
A resin joint includes a joint body having a flow path, sleeves, and union nuts that fix tubes to the joint body. The joint body has a body portion with a curved inner peripheral surface and a straight portion protruding from an end portion of the body portion. The straight portion has outer and inner cylindrical portions radially arranged inside the outer cylindrical portion. An end portion of the inner cylindrical portion is positioned closer to the body portion than is an end portion of the outer cylindrical portion. A groove portion extending parallel with the outer and inner cylindrical portions in an axial direction is formed between an inner peripheral surface of the outer cylindrical portion and an outer peripheral surface of the inner cylindrical portion. The tube is fixed to the joint body such that a press-fit portion of the sleeve is press-fitted in the groove portion.
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| JPH06281077 | RISING CORNER PIPE MEMBER |
Inventors:
Tomoyuki Koike
Hiroki Sakamoto
Shingo Higuchi
Kiyotaka Omae
Tomohiro Adachi
Hiroki Sakamoto
Shingo Higuchi
Kiyotaka Omae
Tomohiro Adachi
Application Number:
JP2021574455A
Publication Date:
July 06, 2023
Filing Date:
October 13, 2020
Export Citation:
Assignee:
Nippon Pillar Industry Co., Ltd.
International Classes:
F16L43/00; F16L19/04; F16L47/06
Domestic Patent References:
| JP2019010857A | ||||
| JP2015068500A | ||||
| JP4248095A | ||||
| JP2009500584A | ||||
| JP2019178726A | ||||
| JP2018123882A |
Foreign References:
| WO2009025136A1 | ||||
| WO2018025519A1 | ||||
| CN203286088U | ||||
| CN202418699U | ||||
| US3752438 | ||||
| CN101408268A |
Attorney, Agent or Firm:
Patent Attorney Corporation Maeda Patent Office
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