Variable ratio planetary gear unit, in particular drive for mills, preferably for grinding up coal

摘要

The invention relates to a drive, in particular as a drive for mills, preferably for grinding up coal, comprising a drive motor and separate drive shaft which transfers the power of the drive motor to the mill as well as a variable ratio planetary gear unit with motor, the drive shaft and the variable ratio planetary gear unit being designed to be combined into one subassembly. The drive shaft is mounted in a casing which is designed as a gear unit casing and as a satellite carrier.