Core and method for producing core

Details Core and method for producing core Core and method for producing core

2006-09-08

2010-11-30

Leung, Quyen (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S045000, C029S596000

Reexamination Certificate

active

07843092

ABSTRACT:
Disclosed is a highly heat-resistant core which has a dust core as a base body. A dust core obtained by press-molding magnetic powder particles each of which are covered with an insulating film is used as the base body. An inorganic heat-resistant insulating film is formed on at least a part of a surface of the dust core which faces a winding wire.

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