PLANET GEAR Russian patent published in 1994 - IPC

FIELD: mechanical engineering. SUBSTANCE: gear has driving central wheel with outer teeth, fixed central wheel with inner shortened teeth, low speed central wheel with inner shortened teeth, low speed central wheel with non-evolvent teeth-cross-pieces, satellites with axles, and bearing ring with outer bearing surface for bearing of axles of the satellites. The second bearing ring made of plastic and provided with openings for the satellite axles are mounted on inner surface of rim of the low speed wheel for sliding. EFFECT: enhanced longevity and efficiency. 2 dwg