Title:
ELECTROMAGNETIC COIL UNIT AND ELECTROMAGNETIC CLUTCH PROVIDED WITH ELECTROMAGNETIC COIL UNIT
Document Type and Number:
WIPO Patent Application WO/2019/039154
Kind Code:
A1
Abstract:
The present invention provides an electromagnetic clutch which suppresses electrical short circuit between aluminum wires wound around a bobbin, while improving the heat dissipation performance of an electromagnetic coil. An electromagnetic coil unit 30 which is provided with: a coil case 31; and an electromagnetic coil 32 which is formed by winding up a wire 35 for coils, and which is contained within the coil case 31. This electromagnetic coil unit is characterized in that: the wire 35 for coils is formed of an aluminum wire 35a; and an alumite layer 35b is formed on the outer circumferential surface of the aluminum wire 35a.
More Like This:
JPS5372125 | STATIC INDUCTION APPARATUS |
WO/2016/068234 | INSULATED ELECTRIC WIRE AND METHOD FOR MANUFACTURING SAME |
Inventors:
MIYAZAWA KANETAKA (JP)
Application Number:
PCT/JP2018/027200
Publication Date:
February 28, 2019
Filing Date:
July 12, 2018
Export Citation:
Assignee:
SANDEN AUTOMOTIVE COMPONENTS CORP (JP)
International Classes:
H01F5/06; F16D27/10; F16D27/112; H01F7/06; H01F41/12
Foreign References:
JPS6390105A | 1988-04-21 | |||
JP2006292121A | 2006-10-26 | |||
JP2009245658A | 2009-10-22 | |||
JPH02112206A | 1990-04-24 | |||
JP2014116204A | 2014-06-26 |
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