Apparatus and method for starting an electric motor
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United States of America Patent
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Dec 18, 2007
Grant Date -
Dec 22, 2005
app pub date -
Jun 3, 2005
filing date -
Jun 18, 2004
priority date (Note) -
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Abstract
An apparatus and method of starting an electric motor (having a rotor that rotates in a given direction during steady state operation from the at rest position) generates a preliminary signal that causes the rotor to rotate in an opposite direction to that of the given direction. The method and apparatus also begin rotation of the rotor in the given direction after the rotor rotates in the opposite direction.
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