GEAR WHEEL Russian patent published in 2016 - IPC F16H55/08 

FIELD: machine building.

SUBSTANCE: invention relates to machine building and can be used in heavy-duty coarse-grained transmission gears, operating under of impact load conditions and lubricated by fictile lubricants. Gear wheel comprises a body, gear rim with teeth and pair of bearing ring pads with outer diameter less than gear rim vertices circle diameter, fixed on teeth ends and body ends sections adjacent to gear rim. Gear rim sections not overlapped with bearing pads are overlapped with flat rubber rings with outer diameter, equal to gear rim tips circumference diameter, and fixed on teeth ends and along circular bearing pads external perimeter. Circular bearing pads are equipped with circular ledges arranged at their outer perimeter and covering rubber rings from outside by their inner perimeter.

EFFECT: higher reliability of gear wheel operation.

1 cl, 2 dwg