Patent ID: 8110958
Filing Date: 2012-02-07
Classification: H02K

Abstract:
1. In an electric motor having a rotor, a stator having a given length and being formed with stator grooves having a given width, and a rotor shaft, a rotor cover for covering the rotor of the electric motor, comprising: at least one cover cap configured to be fitted into an interior space defined by a bearing plate of the electric motor adjacent an inlet for the rotor shaft; cover fins adjoining said cover cap and mounted to an end of said cover cap; and said cover cap cooperating with the bearing plate to allow a medium to flow to the stator; said cover cap tapering from the end on which said cover fins are mounted; and said cover fins having a length corresponding to at least one half of the given length of the stator and a width corresponding with the given width of the stator grooves formed in the stator of the electric motor.