Silicon-steel structure for motor
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United States of America Patent
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Sep 19, 2006
Grant Date -
Jul 25, 2002
app pub date -
Nov 15, 2001
filing date -
Jan 19, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A silicon-steel structure for motor comprises a silicon-steel plate made of magnetic material. The silicon-steel plate comprises a main body of rectangular shape when being expanded and a plurality of tooth portions on top and bottom sides of the main body. The tooth portions are integrally formed on top and bottom sides of the main body and have same pitch. Moreover, the tooth portions on top of the main body are complementary and staggered with the tooth portions on bottom of the main body. The tooth portions are bent vertically with respect to the main body and the main body is rolled to form a cylindrical shape to form a silicon-steel structure for motor.
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