The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 09, 2010
Filed:
Sep. 09, 2008
Applicants:
Stephen Raiser, Wiesbaden, DE;
John T. Hall, Woodland Hills, CA (US);
Inventors:
Stephen Raiser, Wiesbaden, DE;
John T. Hall, Woodland Hills, CA (US);
Assignee:
GM Global Technology Operations, Inc., Detroit, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/24 (2006.01); H01F 27/28 (2006.01); H01F 17/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An inductor that includes end core pieces and a plurality of center block core pieces between the end core pieces that define a plurality of gaps. The end core pieces are made of an amorphous alloy to provide good magnetic field properties and the center core pieces are stamped magnetic sheets forming a laminate structure to provide ease of manufacturability. In one non-limiting embodiment, the end core pieces are an amorphous iron alloy and the center core pieces are stamped silicon-iron.