ELECTRIC MOTOR
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United States of America Patent
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Issued Date -
Oct 6, 2016
app pub date -
Nov 13, 2014
filing date -
Nov 13, 2014
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Abstract
The invention relates to an electric motor including a rotor (2) including a magnetised part (3) defining a plurality of rotor poles, and a stator (4) including a plurality of coils (8) and a magnetic armature (6) defining a magnetic circuit. Each coil comprises a coil core (14) in the form of an attached part made of a magnetic material fastened to the magnetic armature, the coil core including a tooth defining a magnetic pole of the stator. The tooth comprises extensions (6a, 16b) extending in an axial direction, a height H′ of the tooth and a height H of the coil being comparable to a height H″ of the magnetised part of the rotor.
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