Patent ID: 11885294
Assignee: WOBBEN PROPERTIES GMBH
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 0:
1. A wind turbine, comprising:
a hub having a rotor hub flange configured to connect with a rotor blade and a cylindrical region outward of the rotor hub flange, the cylindrical region having a first mean circumference, the cylindrical region forming a hollow center region;
a rotor blade mounted rotatably on the hub and having a blade laminate extending in a longitudinal direction of the rotor blade, the blade laminate having a hub-side end portion that is shaped as a hollow cylinder with a second mean circumference; and
at least one blade bearing for supporting the rotor blade on the hub, at least a portion of the at least one blade bearing having a constant thickness and having:
a first bearing ring arranged at a hub side and connected by a first flange connection to the rotor hub flange, wherein the first flange connection comprises at least one hub longitudinal bolt arranged on a first circumference coaxially to the blade bearing; and
a second bearing ring arranged at a rotor blade side and connected by a second flange connection to a rotor blade flange, wherein the second flange connection has at least one rotor blade longitudinal bolt arranged on a second circumference coaxially to the blade bearing,
wherein each of the first mean circumference, the first circumference, the second circumference, and the second mean circumference are offset from each other and are coaxial with respect to one another.