Abstract: A housing for a wind turbine gearbox, including at least two bolt eyes for receiving a respective bolt for fixing a housing in a nacelle-fixing means. In each case two bolt eyes are mirror-symmetrical to each other with respect to a first longitudinal plane. The bolt eyes are arranged entirely on a same side of a second longitudinal plane which runs orthogonally to the first longitudinal plane.

Abstract: A mounting system for a drive train of a wind turbine on a nacelle of the wind turbine. The mounting system includes a rotor bearing housing, a stationary component, and a first bearing. The first bearing is mounted in the rotor bearing housing for rotatably supporting a rotor shaft of the drive train. The rotor bearing housing is configured to be mounted to a machine support structure of the nacelle. The mounting system is configured to fix the rotor shaft to the stationary component for removal of the first bearing.

Abstract: A drive train for a wind turbine includes a nacelle having a machine support structure, a generator, a gearbox disposed radially within the generator, and a rotor bearing housing configured to be mounted to the machine support structure of the nacelle. At least one bearing for rotatably supporting the rotor shaft is mountable in the rotor bearing housing. The gearbox is mountable to the machine support structure via the rotor bearing housing. The generator is mountable to the machine support structure via the rotor bearing housing.

Abstract: A bearing arrangement for a gearbox has at least one planet carrier, a stationary element, and a bearing. The at least one planet carrier has a first end region and an axially opposite second end region. The first end region is configured to be permanently connected to a shaft for conjoint rotation. The second end region forms a first bearing region, on which the bearing is supported by a radial outer side. The stationary element forms a second bearing region, on which the bearing is supported by a radial inner side.

Abstract: An arrangement including a planetary stage, a shaft, a connecting element that forms a rotationally fixed connection of a planet carrier of the planetary stage to the shaft and is configured to be flexible with respect to tiltings of the planet carrier relative to the shaft, and a center axis of a ring gear of the planetary stage that is tilted relative to an axis of rotation of the shaft.

Abstract: An arrangement, including a gearbox, a generator, an intermediate shaft configured as a hollow shaft which is mounted at least partially in a housing of the gearbox, wherein a rotor of the generator is non-rotatably connected to the intermediate shaft and is supported by the intermediate shaft, and an intermediate piece arranged at least partially in the intermediate shaft. An output shaft of the gearbox is non-rotatably and detachably connected to the intermediate piece. The intermediate piece is non-rotatably and detachably connected to the intermediate shaft.

Abstract: A drive arrangement for a wind turbine includes a main shaft, a housing, and a nacelle-mounted support structure. The main shaft of the drive arrangement for the wind turbine is completely supported in the housing. The housing of the drive arrangement for the wind turbine is at least partially resiliently mounted in the support structure.

Abstract: A housing for a wind turbine gearbox, including at least two bolt eyes for receiving a respective bolt for fixing a housing in a nacelle-fixing means. In each case two bolt eyes are mirror-symmetrical to each other with respect to a first longitudinal plane. The bolt eyes are arranged entirely on a same side of a second longitudinal plane which runs orthogonally to the first longitudinal plane.

Abstract: An arrangement including a first planetary stage and a second planetary stage. A sun shaft of the first planetary stage is connected to a planet carrier of the second planetary stage for conjoint rotation by a spline joint. A web of the planet carrier is arranged axially between planet gears of the first planetary stage and planet gears of the second planetary stage. The spline joint is axially spaced apart from the web.

Abstract: An arrangement including a planetary stage, a shaft, a connecting element that forms a rotationally fixed connection of a planet carrier of the planetary stage to the shaft and is configured to be flexible with respect to tiltings of the planet carrier relative to the shaft, and a center axis of a ring gear of the planetary stage that is tilted relative to an axis of rotation of the shaft.

Abstract: A drive arrangement for a wind turbine includes a sun shaft, which is non-rotatably connected or connectable to a sun gear arranged on a rotor side with respect to the sun shaft, and a shaft or hub for receiving a rotor of a generator. The drive arrangement includes a connecting element, which is connected non-rotatably to the sun shaft and the shaft or hub and which is arranged inside the shaft or hub or on a generator side relative to the shaft or hub, and one or more spring and/or damping elements that decouple the connecting element from the sun shaft and/or the shaft or hub.

Abstract: An arrangement, including a gearbox, a generator, an intermediate shaft configured as a hollow shaft which is mounted at least partially in a housing of the gearbox, wherein a rotor of the generator is non-rotatably connected to the intermediate shaft and is supported by the intermediate shaft, and an intermediate piece arranged at least partially in the intermediate shaft. An output shaft of the gearbox is non-rotatably and detachably connected to the intermediate piece. The intermediate piece is non-rotatably and detachably connected to the intermediate shaft.

Abstract: A drive arrangement for a wind turbine includes a main shaft, a housing, and a nacelle-mounted support structure. The main shaft of the drive arrangement for the wind turbine is completely supported in the housing. The housing of the drive arrangement for the wind turbine is at least partially resiliently mounted in the support structure.

Abstract: A drive arrangement for a wind turbine includes a sun shaft, which is non-rotatably connected or connectable to a sun gear arranged on a rotor side with respect to the sun shaft, and a shaft or hub for receiving a rotor of a generator. The drive arrangement includes a connecting element, which is connected non-rotatably to the sun shaft and the shaft or hub and which is arranged inside the shaft or hub or on a generator side relative to the shaft or hub, and one or more spring and/or damping elements that decouple the connecting element from the sun shaft and/or the shaft or hub.

Abstract: A wind turbine transmission including a first planetary stage and a second planetary stage, wherein a sun gear of the first planetary stage and a planet carrier of the second planetary stage are interconnected for conjoint rotation by means of a spline joint, the sun gear integrally forms an internal toothing, and a first web of the planet carrier or a sun shaft integrally connected to the first web integrally forms an external toothing of the spline joint.

Abstract: A wind turbine transmission including a first planetary stage and a second planetary stage, wherein a sun gear of the first planetary stage and a planet carrier of the second planetary stage are interconnected for conjoint rotation by means of a spline joint, the sun gear integrally forms an internal toothing, and a first web of the planet carrier or a sun shaft integrally connected to the first web integrally forms an external toothing of the spline joint.

Abstract: A planetary carrier includes a first cheek, a second cheek, at least one pin, and at least one bushing. A first axial end of the pin is fixed in the first cheek, and a first axial end of the bushing is fixed in the second cheek. At least a portion of the pin protrudes into the bushing, and a second axial end of the pin is fixed in the bushing. A second axial end of the bushing is free-floating, and the bushing forms at least a first cavity and a second cavity. The portion of the pin that protrudes into the bushing protrudes into the first cavity. The bushing forms a wall that separates the first cavity and the second cavity from each other and at least one stiffening rib extends through the second cavity.

Abstract: A series of transmissions includes a first transmission and a second transmission. The transmissions each have a first planetary stage and a second planetary stage. The first planetary stage and the second planetary stage each have a ring gear, a planetary carrier with one or more planetary gears and a sun gear. A width of the planetary gears of the first planetary stage of the first transmission is smaller than a width of the planetary gears of the first planetary stage of the second transmission. A width of the planetary gears of the second planetary stage of the first transmission is smaller than a width of the planetary gears of the second planetary stage of the second transmission.

Abstract: A series of transmissions includes a first transmission, a second transmission, a third transmission, and a fourth transmission. Each of the first, second, third and fourth transmissions has a first planetary stage and a second planetary stage. The first planetary stage and the second planetary stage in each case have an internal gear, a sun gear, a planetary carrier, and one or more planetary gears. The planetary carriers of the first planetary stages of the first transmission and of the second transmission are structurally identical. The planetary carriers of the first planetary stages of the third transmission and of the fourth transmission are structurally identical. A width of teeth of the planetary gears of the first planetary stage of the first transmission is smaller than a width of teeth of the planetary gears of the first planetary stage of the second transmission.

Abstract: A planetary carrier includes a first cheek, a second cheek, at least one pin, and at least one bushing. A first axial end of the pin is fixed in the first cheek, and a first axial end of the bushing is fixed in the second cheek. At least a portion of the pin protrudes into the bushing, and a second axial end of the pin is fixed in the bushing. A second axial end of the bushing is free-floating, and the bushing forms at least a first cavity and a second cavity. The portion of the pin that protrudes into the bushing protrudes into the first cavity. The bushing forms a wall that separates the first cavity and the second cavity from each other and at least one stiffening rib extends through the second cavity.