Patent ID: 6102574
Filing Date: 2000-08-15
Classification: F16C,H01R

Abstract:
A rolling mounting for a shaft for a rail vehicle wherein the mounting is adapted for transmitting electric current, the mounting comprising:a main rolling bearing on the shaft for transmitting vehicle load to the shaft;a device axially next to the rolling bearing at the shaft for transmitting electric current from a housing around the rolling mounting to the shaft, the device comprising:an additional rolling bearing also around the shaft, the additional rolling bearing being electrically insulated from the main rolling bearing axially next to it, the additional rolling bearing having an inner ring rotatable with the shaft, an outer ring outward of the inner ring and rolling elements at and between the races at the inner and outer rings; the outer ring having an exterior;a housing around the mounting, the exterior of the outer ring, the outer ring is spaced from the housing around the rolling mounting;at least one electric connector extending from an electrical connection outside the housing around the rolling mounting through the outer housing and being insulated from the housing and extending to the outer ring, whereby the electrical connector bridges the gap between the outer ring and the housing.