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US 2024/0195245 A1Published application
Rotor
AssigneeYasa Limited
InventorsSimon ODLING, Graeme HYSON, Jack HODGSON, Callum PICKEN
Life of this patent
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Abstract
A rotor for a rotary electric machine is described, the rotor comprising a support disc having opposing first and second faces, a support member, and a plurality of permanent magnets mounted to and retained by the support member, wherein the support member is secured to the first face of the support disc.
Claims33
A rotor for a rotary electric machine, the rotor comprising:
- a support disc having opposing first and second faces;
- a support member for receiving a plurality of permanent magnets;
- a plurality of permanent magnets mounted to and retained by the support member;
- and
- a retaining band extending around the permanent magnets, restricting or preventing radial outward movement of the permanent magnets, in use, and the retaining band being pre-stressed to apply an inward, radially directed load to the plurality of magnets,
- wherein the support member is secured to the first face of the support disc.
3 more elements
A method of assembling a rotor for a rotary electric machine, comprising:
- providing a support disc having opposing first and second faces;
- providing a support member having a plurality of permanent magnets mounted thereto;
- locating a pre-stressed retaining band to extend circumferentially around the outer radius of the permanent magnets, the retaining band for restricting or preventing radial outward movement of the permanent magnets in use and the pre-stressing applying an inward, radially directed load to the permanent magnets;
- and
- securing the support member to the first face of the support disc.
2 more elements
-59. (canceled)
Dependencies are inferred from the claim text.