Rolling bearing with current bridge
AssigneeSKF GmbH
InventorsHubert Kottritsch, Ferdinand Schweitzer
Life of this patent
Estimating the term…
Abstract
A rolling bearing having an inner ring, an outer ring, and a plurality of rolling elements between the rings. A seal is mounted in the annular space between the rings comprising a flat disk (6), mounted to one of the bearing rings made of a material with good electrical conductivity. An annular member (9), attached to the other bearing ring whereby the seal functions as a current bridge to carry away electrical current according between the two bearing rings.
Claims7
In a rolling bearing having an inner ring, an outer ring, and a plurality of rolling elements between the rings, a seal in the annular space between the rings comprising a flat disk (6) mounted to one of the bearing rings made of a material with good electrical conductivity, an annular member (9) attached to the other bearing ring and an element made of an electrically conductive material connecting said disk (6) and annular member (9) whereby the seal functions as a current bridge to carry away electrical current flowing between the inner and outer bearing rings and means defining a ring-shaped space (13), bounded on both sides into which the free edge (12) of the disk (6) fits.
Dependencies are inferred from the claim text.