Patent ID: 7597481
Filing Date: 2009-10-06
Classification: F16C

Abstract:
1. A sealed rolling bearing, comprising a sealed four-row tapered roller bearing for support roll and working roll bearing arrangements on roll stands said rolling bearing being substantially composed of an axially multi-part outer bearing ring and an axially multi-part inner bearing ring and of a number of rolling bodies which roll adjacent to one another in four rows between the outer bearing ring and the inner bearing ring on raceways thereof, the rolling bodies of each row being held with uniform spacing relative to one another in a peripheral direction by means of in each case one bearing cage, and a bearing space formed between the outer bearing ring and the inner bearing ring being sealed off with respect to intruding fluids and dirt at both axial ends by means of ring seals wherein each bearing cage of the rolling bearing is embodied as a pin cage and is in each case composed of a first cage disk, a second cage disk and a plurality of pins which are connected to the first cage disk and the second cage disk and guide in each case one rolling body with a central axial bore, and in that the ring seals, which seal off the bearing space, are each embodied as a double-wound lamellar ring which are sealingly connected respectively to the first cage disk and the second cage disk of the two axially outer bearing cages.