GEAR WHEEL Russian patent published in 2017 - IPC F16H55/17 

FIELD: machine engineering.

SUBSTANCE: gear includes a hub, the body in the form of spokes, rim and ring gear. On the outer surface of the hub and the inner surface of the rim in the plane of rotation of each row of spokes, stiffeners are made, connecting the ends of adjacent spokes to each other. The volume of the annular groove formed by the inner surface of the rim, the inner surfaces of the ribs and the inner surface portions of the ends of the spokes located between these adjacent ribs and having the ribs height is filled with an annular insert having a width equal to the width of the trough, the height of its side walls being equal to the height of the ribs, and the insert surface, facing the hub, is symmetrically convex.

EFFECT: increase performance of gear wheel.

3 dwg