公开(公告)号：US20180069451A1

公开(公告)日：2018-03-08

申请号：US15259618

申请日：2016-09-08

Applicant: BorgWarner Inc.

Inventor： TYLER RANSOM GARRARD ,  Frederick M. Huscher

IPC: H02K7/08 ,  F02B37/10 ,  H02K1/28

CPC classification number: H02K7/08 ,  F02B37/10 ,  H02K1/02 ,  H02K1/2733 ,  H02K1/28 ,  H02K7/083 ,  H02K7/14 ,  H02K21/16

Abstract: A number of variations may include a product comprising: a rotor core comprising a body, wherein the body includes an inner surface and an outer surface, a first end cap which extends radially from a first end of the body and a second end cap which extends radially from a second end of the body, wherein the first end cap, the second end cap, and the outer surface define an annular cavity; at least one sleeve adjacent at least one of the first end cap or the second end cap; at least one magnet contained within the annular cavity; and at least one bearing operatively attached to the at least one sleeve.