Invention Grant
- Patent Title: Rotor core design
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Application No.: US17401613Application Date: 2021-08-13
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Publication No.: US11689073B2Publication Date: 2023-06-27
- Inventor: Jian Yao , Chengwu Duan , Yusheng Zou
- Applicant: GM Global Technology Operations LLC
- Applicant Address: US MI Detroit
- Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Current Assignee Address: US MI Detroit
- Agency: Vivacqua Crane PLLC
- Main IPC: H02K1/14
- IPC: H02K1/14 ; H02K1/276 ; H02K15/03

Abstract:
An axial flux electric motor for an automobile includes a stator assembly, and a rotor assembly, the rotor assembly including a plurality of lamination blocks arranged in an annular pattern, a plurality of conductive wedges, one conductive wedge being positioned between each adjacent pair of lamination blocks, the plurality of lamination blocks and the plurality of conductive wedges defining a rotor core disk having an inner diameter and outer diameter and opposing axial faces, and a plurality of permanent magnets attached to one of the opposing axial faces of the rotor core disk.
Public/Granted literature
- US20230048820A1 ROTOR CORE DESIGN Public/Granted day:2023-02-16
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