The videos below show you the theory: the stepper drives a sun gear with two planet gears orbiting, each of which engages a fixed ring of 56 teeth, and an output ring of 58 teeth. Each revolution ...

This gear drive was a new one on us. A normal planetary gear set in an automatic transmission or a Prius e-CVT consists of an outer ring gear and an inner sun gear connected by several planet ...

The SEW P2.e is the only planetary gear unit on the market with an integrated fan coupled directly between the motor and the ...