摘要 |
A planetary type gear transmission unit (40) comprising sun, planet and ring gears (49) and a planet carrier, said planet carrier comprising a planet bogie plate (43) which supports and locates circumferentially spaced planet gears (47,48) on which planet gears (47,48) are mounted, wherein the bearings (45,46) for at least some circumferentially spaced planet gear positions are supported on a shaft (44) which is substantially, rigidly secured to the bogie plate (43), and wherein the planet gears (47,48) are supported relative to the bogie plate (43) by a shaft (44) of the flexpin type. |