SLIDING BEARING WITH REGULAR MICRORELIEF Russian patent published in 2013 - IPC F16C17/02 F16C33/04 F16C33/10 

FIELD: machine building.

SUBSTANCE: sliding bearing with regular microrelief is additionally equipped with a removable steel bushing pressed onto a crank journal of the shaft, to external side of which a regular microrelief is applied, the width and pitch are equal to double value of maximum linear wear of sliding bearing insert. Bearing insert has smooth surface without any microrelief on its internal surface. Bearing is equipped with forced supply of lubricating material with metal cladding additives providing the formation of servovite, including copper film ~1…2 mcm thick between the bearing insert and external surface of steel bushing with regular microrelief.

EFFECT: increasing wear resistance of bearing and its service life in connection with intensive heat removal from friction zone of the insert and crank journal of the shaft.

2 dwg