Patent ID: 8840312

Claim:
A bearing assembly for use in an electric machine, said assembly for cooperation with a bearing seat formed in a bearing housing, said assembly comprising: a bearing, said bearing including an inner ring, an outer ring and a rolling element in engagement with said inner ring and said outer ring; and an anti-rotation device, said anti-rotation device adapted for engagement with the outer ring of said bearing and with the bearing housing to limit the rotation of the outer ring of said bearing within the bearing seat formed in the bearing housing, said anti-rotation device including a first feature for engagement with the outer ring of said bearing and a second feature for engagement with the bearing housing, said first feature and said second feature adapted to limit the rotation of the outer ring of said bearing within the bearing seat formed in the bearing housing, said first feature including an internal surface for engagement with said outer ring of said bearing and said second feature including an engagement surface for engagement with protrusion extending from the bearing housing, wherein said anti-rotation device comprises a ring, wherein said first feature comprises an interior surface of said ring and, wherein said anti-rotation device further comprises an inner flange extending inwardly from a second end of said ring, opposed to the first end of said ring.