Invention Grant
- Patent Title: Multilayer insulated electric wire and transformer using the same
- Patent Title (中): 多层绝缘电线和变压器使用相同
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Application No.: US13409869Application Date: 2012-03-01
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Publication No.: US08946557B2Publication Date: 2015-02-03
- Inventor: Hideo Fukuda , Yohei Ishii , Daisuke Muto , Hiroyuki Egawa
- Applicant: Hideo Fukuda , Yohei Ishii , Daisuke Muto , Hiroyuki Egawa
- Applicant Address: JP Tokyo
- Assignee: Furukawa Electric Co., Ltd.
- Current Assignee: Furukawa Electric Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2009-203148 20090902
- Main IPC: H01B7/00
- IPC: H01B7/00 ; H01B3/30 ; H01B3/42 ; H01F27/28
Abstract:
A multilayer insulated electric wire having: a conductor; at least three extruded insulating layers covering the conductor; wherein an outermost layer (A) of the insulating layers is composed of an extruded coating layer containing a polyamide resin and the film thickness is 25 μm or less, wherein an inner layer (B) of the extruded insulating layers is composed of an extruded coating layer containing a crystalline resin having a melting point of 225° C. or more or an amorphous resin having a glass transition temperature of 200° C. or more.
Public/Granted literature
- US20120154099A1 MULTILAYER INSULATED ELECTRIC WIRE AND TRANSFORMER USING THE SAME Public/Granted day:2012-06-21
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