Patent ID: 9325218
Filing Date: 2016-04-26
CPC Classification: H02K

Claim Text:
1. A rotor comprising: a plurality of axially stacked laminations, wherein each lamination thereof includes a plurality of radially extending slots arranged about a circumference, and the plurality of radially extending slots in each lamination are aligned with the plurality of radially extending slots in the other axially stacked laminations; a stud member passing longitudinally through at least one hole in the plurality of stacked laminations; a coil stack positioned within fewer than all of the plurality of radially extending slots; a balance member disposed in each radially extending slot in the plurality of radially extending slots that does not have a coil positioned therein; a wedge disposed in each of the plurality of radially extending slots at a radially outward end thereof; and a radially inward extending hole which extends through the wedge and at least partially through the balance member.