電磁シールド複層管の製造方法及び製造装置

Japanese Patent JP7382879

B2

To provide a manufacturing method of an electromagnetic shield bilayer pipe, which can manufacture the electromagnetic shield bilayer pipe capable of protecting an electric wire inserted into an inner part with high quality, and provide a manufacturing apparatus.SOLUTION: In an electromagnetic shield bilayer pipe comprising: a resin inner layer body; a cylinder metal layer bonded to an outer periphery of the inner layer body; and a bonding layer bonding the metal layer and the inner layer body, an inner layer body formation step s1 of forming the inner layer body in the pipe, a bonding layer formation step s2 of forming the bonding layer to an outer peripheral face of the inner layer body, a metal layer forming step s3 of forming the metal layer so as to have a diameter larger than an outer diameter of the bonding layer onto the outer peripheral face of the bonding layer, a diameter reduction step s4 of reducing a diameter of the metal layer, and a heating bonding step s6 of heating the bonding layer to bond the inner layer body and the metal layer are performed in this order.SELECTED DRAWING: Figure 2

JP4562184	Shielded conductive path
WO/2021/044955	POWER CONVERSION SYSTEM AND METHOD OF CONSTRUCTING POWER CONVERSION SYSTEM
JPH1094137	INDOOR BRANCH WIRING COVER

Akihiro Nagao
Masahiro Yoshimaru
Kazuhiro Kurokawa
Yukihiro Torimoto

JP2020057263A

November 17, 2023

March 27, 2020

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THE FURUKAW ELECTRIC CO.,LTD.
Furukawa as Co., Ltd.

H02G3/04; B32B1/08; B32B15/08

JP2018067404A
JP60213310A
JP60061469A
JP7214161A
JP2018067405A
JP2018006447A
JP49127219A

US20150170790

Motoaki Nagata
Eiji Daejeon
Hiroshi Nishimura
Yoshiaki Kitamura
Yoshiaki Nagata

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