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Title: Electrical machine

Patent ·
OSTI ID:1113231
; ;

In one embodiment, an apparatus includes a rotor shaft, at least one pole segment, at least one pole tip segment and at least one permanent magnet pair. The at least one pole segment is mechanically coupled to the rotor shaft. Each permanent magnet pair is disposed between the at least one pole segment and respective pole tip segment. The apparatus further includes at least one mechanical member that mechically restrains the at least one pole tip segment to at least one of the rotor shaft or the at least one pole segment.

Research Organization:
General Electric Company, Niskayuna, NY, USA
Sponsoring Organization:
USDOE
DOE Contract Number:
FC26-07NT43122
Assignee:
General Electric Company (Niskayuna, NY)
Patent Number(s):
8,618,708
Application Number:
13/194,047
OSTI ID:
1113231
Country of Publication:
United States
Language:
English

References (9)

Interior Permanent Magnet Motor Including Rotor With Flux Barriers patent-application September 2008
Rotating electrical machine patent April 2010
Embedded magnet type motor patent July 2010
Rotor for rotary electric machine patent February 2008
Motor having a rotor with interior split-permanent-magnet patent May 2004
Rotor body and production method thereof patent April 2006
Interior permanent magnet rotor patent March 2004
Permanent magnet type rotating electrical machine patent September 2008
Asymmetrical composite magnet structure for lobed rotor patent June 2009

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