PLANETARY GEAR Russian patent published in 2012 - IPC F16H1/32 

FIELD: machine building.

SUBSTANCE: proposed planetary gear comprises drive eccentric pinion carrier 1, toothed plane pinion 2, central gear wheel 3 and mechanism to take up moment of forces made up of three discs 4, 5, 6 with holes and rollers fitted free in disc holes. Discs represent sprockets. Note here that two discs 4, 5 are made integral with said case while disc 6 is made integral with plane pinion 2. Sizes of teeth on plane pinion disc 6 correspond to those of recesses on case discs.

EFFECT: higher rigidity and precision.

2 dwg