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Motor stator using corner scraps for additional electrical components

United States Patent

March 16, 2004
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A method for making a motor and auxiliary devices with a unified stator body comprises providing a piece of material (10) having an area larger than a cross section of the stator (11), removing material from the piece of material (10) to form a pattern for a cross section of a core (11) for the stator, and removing material from the piece of material (10) outside the cross section of the core of the stator (11) to allow positioning of cores (22, 23, 24) for supporting windings (25, 26, 27) of least one additional electromagnetic device, such as a transformer (62) in a dc-to-dc converter (61, 62) that provides a low. voltage dc output. An article of manufacture made according to the invention is also disclosed and apparatus made with the method and article of manufacture are also disclosed.
Hsu; John S. (Oak Ridge, TN), Su; Gui-Jia (Knoxville, TN), Adams; Donald J. (Knoxville, TN), Nagashima; James M. (Cerritos, CA), Stancu; Constantin (Anaheim, CA), Carlson; Douglas S. (Hawthorne, CA), Smith; Gregory S. (Woodland Hills, CA)
UT-Battelle, LLC (Oak Ridge, TN)
10/ 189,953
July 3, 2002
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH This invention was made with assistance under Contract No. DE-AC05-00OR22725 with the U.S. Department of Energy. The Government has certain rights in this invention.