Invention Grant
- Patent Title: Permanent magnet machine with offset pole spacing
- Patent Title (中): 带磁极间距的永磁机
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Application No.: US12881694Application Date: 2010-09-14
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Publication No.: US08018109B2Publication Date: 2011-09-13
- Inventor: Franco Leonardi , Michael W. Degner , Feng Liang
- Applicant: Franco Leonardi , Michael W. Degner , Feng Liang
- Applicant Address: US MI Dearborn
- Assignee: Ford Global Technologies, LLC
- Current Assignee: Ford Global Technologies, LLC
- Current Assignee Address: US MI Dearborn
- Agency: Brooks Kushman P.C.
- Agent David B. Kelley
- Main IPC: H02K21/12
- IPC: H02K21/12
Abstract:
An internal permanent magnet machine has multiple rotor sections, each section having multiple rotor laminations. Permanent magnets are placed asymmetrically in lamination openings to attenuate oscillations in torque caused by harmonic components of magnetic flux.
Public/Granted literature
- US20110001382A1 Permanent Magnet Machine with Offset Pole Spacing Public/Granted day:2011-01-06
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