A planet carrier of planetary stage with a bogie plate

摘要

A planet carrier (11) of a planetary stage (9), the planet carrier (11) having a bogie plate (15), both sides (17,18) of which planet wheels (19,20) can be mounted, characterized in that the planet carrier (11) with its bogie plate (15) is made as one monolithic piece.
The planet carrier (11) is further specified to be cast from austempered ductile iron (ADI) under reference to DIN.EN.1564 and EN.GJS.1000-5.
The carrier (11) can be applied in the gear unit (8) of a wind turbine (1).