F - Mech Eng,Light,Heat,Weapons – 16 – H
Patent
F - Mech Eng,Light,Heat,Weapons
16
H
F16H 1/28 (2006.01) F03D 11/02 (2006.01) F16H 57/04 (2010.01) F16H 57/08 (2006.01)
Patent
CA 2694130
In an object to provide a gear box for a wind turbine generator and a wind turbine generator in which the life of the planet bearings are further enhanced, a gear box 14 of the present invention includes a casing 40, a carrier 52, planet pins 54 held to the carrier 52, planet bearings 56 supported to the planet pins 54, respectively, a plurality of planet gears 58 supported to the planet pin 54s via the planet bearings 56, respectively, and a ring gear 60 and a sun gear 62 meshed with the planet gears 58. In the gear box 14, the carrier 52 has an inclined surface 53A facing the planet bearing 56 as a part of an outer cylinder part 53 provided on both ends of the planet pins in axial direction of the planet pin and surrounding the outer circumference of the both ends of the planet pins and the incline surface 53A inclines such that the farther from an axial center of the planet pin 54, the longer a distance between the inclined surface and the planet bearing 56.
Iwasaki Kaoru
Nakashima Keita
Shoda Katsuhiko
Takeuchi Hiroaki
Yoshida Takafumi
Mitsubishi Heavy Industries Ltd.
Riches Mckenzie & Herbert Llp
LandOfFree
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