GEAR WHEEL Russian patent published in 2017 - IPC F16H57/04 

FIELD: machine building.

SUBSTANCE: gear wheel comprises a body and a toothed rim with teeth made of ferromagnetic material. A pair of circular straps made of diamagnetic material is secured on teeth ends. The outer diametre of the lining is not less than the diametre of the circumference of the gear rim vertices, the inner diametre of the lining is greater than the diametre of the circumference of the gear rim bases. The ends of the wheel from the ring linings to the shaft on which the gear wheel is mounted are coated with a diamagnetic material.

EFFECT: improved quality of gear wheel lubrication.

2 dwg