BEARING ASSEMBLY FOR AN ELECTRIC MOTOR WITH AN AXIALLY PRELOADED BALL BEARING

摘要

The present invention relates to a bearing assembly for an electric motor, in particular for a small electric motor. It comprises an axially preloaded ball bearing with an inner race and an outer race. The bearing assembly further comprises an axial stop, a spring element disposed between the axial stop and the inner or outer race, respectively, for generating the axial preload, and a thrust washer made of metal and disposed between the spring element and the inner or outer race. It is provided according to the invention that the thrust washer is coated on both sides with a layer increasing static friction.

主权项

1. Bearing assembly for an electric motor comprising:
a ball bearing having an inner race and an outer race; an axial stop; a spring element disposed between said axial stop and said inner or outer race for generating an axial preload on the ball bearing; and a thrust washer disposed between said spring element and said inner or outer race, wherein said thrust washer is coated on both sides with a layer increasing static friction.