Method of providing a housing for a permanent magnet electric motor
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United States of America Patent
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Feb 2, 2010
Grant Date -
Apr 3, 2008
app pub date -
Sep 21, 2007
filing date -
Sep 28, 2006
priority date (Note) -
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Abstract
A method of providing a housing assembly for a permanent magnet electric motor provides a frame holder having external surface features at an end thereof defining bearing support features. A plastic frame is provided over a portion of the frame holder. The plastic frame has internal surfaces features corresponding to the external surface features of the frame holder. The plastic frame has lamination receiving portions. Permanent magnets are placed adjacent to portions of the frame holder and between the lamination receiving portions of the plastic frame. A ferrous lamination is wound over the lamination receiving portions and the magnets to define flux structure.
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