Title:
MULTILAYER JOINT AND PIPING SYSTEM
Document Type and Number:
Japanese Patent JP2022056949
Kind Code:
A
Abstract:
To provide a multilayer joint which can further enhance cutoff performance, and a piping system.SOLUTION: A multilayer joint 1 has a tubular joint main body 10 having a flow passage 15 therein, and also having opening parts at both ends; a first receptacle part 12A surrounding an opening part 10A of the joint main body 10 at one end; a second receptacle part 12B surrounding an opening part 10B of the joint main body 10 at the other end, the first receptacle part 12A and the second receptacle part 12B are plane-symmetric with respect to a virtual plane P1, the first receptacle 12 has a first receptacle member 20A which is integrally formed at an inner face, the second receptacle part 12B has a second receptacle member 20B which is integrally formed at an inner face, the joint main body 10 has a gate mark G at an outer face, and the gate mark G is located above the virtual plane P1, and above the pipe axis O of the joint main body 10 in a back face view.SELECTED DRAWING: Figure 1
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Inventors:
YOKOTA IBUKI
YUKAWA MASAKI
SHIMURA SATOSHI
MATSUMURA TOYOMASA
YUKAWA MASAKI
SHIMURA SATOSHI
MATSUMURA TOYOMASA
Application Number:
JP2020164960A
Publication Date:
April 11, 2022
Filing Date:
September 30, 2020
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
F16L47/06; F16L47/20
Attorney, Agent or Firm:
Kazuzumi Nishizawa
Yuichiro Kawagoe
Makiko Otsuki
Hiroshi Yamaguchi
Yuichiro Kawagoe
Makiko Otsuki
Hiroshi Yamaguchi
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