rolling bearings

Abstract

Rolling bearing comprising an outer ring (3), an inner ring (4), rolling elements (7) received between the outer ring (3) and the inner ring (4), an insulating layer (9) forming the inner circumference of the rolling bearing (1), and a current supply device (12) provided on an axial side of the rolling bearing (1), which does not rotate in the mounting position and comprises at least one input connection (14, 15) for a current supply, wherein the current supply device (12) is contacted with a current transmission device (13) which rotates in the mounting position and on which at least one output connection (16, 17) is provided, wherein the current supply device (12) comprises two mutually insulated guide rings (28, 29), each having an input connection (14, 15), and the current transmission device (13) comprises the inner ring (4) and a guide sleeve (41) embedded in the insulating layer (9), wherein the inner ring (4) and the guide sleeve (41) each with an output port (16,17) are connected and wherein one guide ring (28) is in contact with the inner ring (4) and the other guide ring (29) is in contact with the guide sleeve (41).

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