LUBRICATING DEVICE OF GEARING Russian patent published in 2015 - IPC F16H57/04 

FIELD: machine building.

SUBSTANCE: lubricating device of gearing contains secondary lubricating pinion installed on axle secured in the gearing housing, immersed in oil bath and engaged with above located tooth-wheel of high-speed stage of gearing. The secondary pinion is made composite, comprising several individual identical pinions secured on same axle and distributed along width of the toothed rim of the lubricated wheel. Along width of rest side surface of each tooth of the secondary lubricating pinion a row of cutouts is arranged, they are made in lagging side surface from base to top of the tooth in parallel with its end faces and oriented along height of the lagging side surface.

EFFECT: higher efficiency of lubrication.

4 dwg