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

FIELD: machine building.

SUBSTANCE: planetary gear comprises eccentric pinion carrier 1, plane pinion 3 with outer teeth and holes, stationary central gear wheel 3 with inner teeth, webs 4, 5, 6 with holes jointed by connection pins 7, and rollers 8 fitted free in holes of webs and plane pinions. Composite rollers 8 are made up of thin-wall cylinder 9 with shaped lengthwise section and pin 10 fitted therein with clearance and furnished with locating rubber ring 11 fitted thereon.

EFFECT: uniform load between rollers, higher load transmission capacity.

4 dwg