Patent ID: 11901795
Assignee: ARCHER AVIATION, INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  F  H  Y | IPC B  H

Claim 0:
1. A rotor assembly comprising:
a sleeve;
a rotor hub;
a lamination core; and
a plurality of tapered magnets disposed circumferentially around an inner diameter of the sleeve, each tapered magnet of the plurality of tapered magnets being configured to abut another tapered magnet of the plurality of tapered magnets,
wherein the plurality of tapered magnets includes a first set of tapered magnets inserted axially into the sleeve and a second set of tapered magnets inserted axially into the sleeve,
wherein insertion of the first set of tapered magnets axially relative to the second set of tapered magnets is configured to increase a diameter of the sleeve, and
wherein the rotor hub is configured to retain the lamination core, the plurality of tapered magnets, and the sleeve.