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.

Date of Patent:
Sep. 30, 2014

Filed:

Oct. 29, 2010
Applicants:

Konrad Roman Weeber, Rexford, NY (US);

Jeremy Daniel Van Dam, W. Coxsackie, NY (US);

Mohamed Ahmed Ali, Houston, TX (US);

Inventors:

Konrad Roman Weeber, Rexford, NY (US);

Jeremy Daniel Van Dam, W. Coxsackie, NY (US);

Mohamed Ahmed Ali, Houston, TX (US);

Assignee:

General Electric Company, Niskayuna, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 7/09 (2006.01); F16C 32/04 (2006.01); C22C 19/07 (2006.01); C22C 38/22 (2006.01); C22C 19/05 (2006.01); H01F 7/128 (2006.01); C23C 30/00 (2006.01); F16C 35/00 (2006.01); C22C 38/40 (2006.01); C22C 38/00 (2006.01); H01F 7/02 (2006.01);
U.S. Cl.
CPC ...
H01F 7/128 (2013.01); F16C 2240/40 (2013.01); F16C 32/0468 (2013.01); C22C 19/07 (2013.01); C22C 38/22 (2013.01); C22C 19/055 (2013.01); F16C 32/047 (2013.01); C23C 30/00 (2013.01); F16C 35/00 (2013.01); C22C 38/40 (2013.01); F16C 2300/42 (2013.01); C22C 38/001 (2013.01); H01F 7/0221 (2013.01);
Abstract

The present invention provides an encapsulated magnet assembly, comprising (a) a magnet disposed within a housing, said housing comprising at least one wall and defining at least one aperture; and (b) a housing cover; the housing cover comprising a first portion made of a magnetic material and a second portion made of a non-magnetic material, wherein the housing cover is configured to hermetically seal said aperture, the first portion being fixedly attached to the second portion wherein a point of attachment is heat treated; and wherein the housing wall is formed of the non-magnetic material and is fixedly attached to the second portion of the housing cover. In one embodiment, the magnet of the encapsulated magnet assembly is a permanent magnet, and in an alternate embodiment an electromagnet. In one embodiment the encapsulated magnet assembly is a component of a stator-rotor assembly.


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