Patent ID: 9523353
Filing Date: 2016-12-20
CPC Classification: F03D,F05B,F16C,F16H,Y02E

Claim Text:
1. A blade bearing or nacelle bearing of a wind turbine, the bearing comprising two rings mounted adjacent to each other, and rotatable relative to each other, either for connection between a hub and a blade of the wind turbine, or for connection between a tower and a gondola of the wind turbine, wherein the two rings are rotatable relative to each other, and are each provided with, or non-rotatably coupled to, a circumferential inner toothing, for joint tooth engagement by one or more toothed planet gears revolving around a toothed central sun gear and meshing with the toothed sun gear, wherein each of the two rings is provided with or coupled to a respective disk, wherein the two disks are each fixed to mutually facing, planar end faces of a respective ring, wherein on a far side of a cavity between the two disks, the sun gear is provided with a toothing for meshing engagement with a drive pinion or a drive worm.