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US 2018/0323666 A1Published application
Interior permanent magnet rotor hubs
AssigneeHamilton Sundstrand Corporation
InventorsDhaval Patel, Andreas C. Koenig
Life of this patent
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Abstract
A permanent magnet machine includes a rotor including a rotor hub and a plurality of permanent magnets embedded in the rotor in a circumferential pattern. The rotor includes a respective bridge between each circumferentially adjacent pair of the permanent magnets. Each bridge is of a different material than that of the rotor hub, and the rotor hub and bridges are integral with one another.
Claims12
A method of producing a permanent magnet machine comprising:
- additively manufacturing a rotor including a rotor hub and a plurality of bridges radially outward of the rotor hub, wherein each bridge is of a different material than that of the rotor hub, and wherein the rotor hub and bridges are additively manufactured integral with one another.
Dependencies are inferred from the claim text.