Patent ID: 11894719
Assignee: FORD GLOBAL TECHNOLOGIES, LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A rotor of an electric machine comprising:
a rotor core defining a magnet channel extending axially between opposing ends of the rotor core;
a permanent magnet disposed in the channel and having opposing ends and opposing major sides, the magnet including:
a central piece of anisotropic magnetic material having a first magnetically easy crystallographic axis, and

a corner piece of anisotropic magnetic material joined to the central piece and having a second magnetically easy crystallographic axis that is oblique to the first easy axis; and
a second corner piece of anisotropic magnetic material joined to the central piece and having a third magnetically easy crystallographic axis that is oblique to the first easy axis;
wherein the central piece further has opposing front and back surfaces and a side surface extending therebetween, wherein the corner piece and the second corner piece are joined to the side and are joined to each other.