FRICTION DISK Russian patent published in 2007 - IPC F16D69/02 

FIELD: mechanical engineering.

SUBSTANCE: friction disk comprises metallic frame provided with eight hollows arranged over the outer contour of the frame and eight openings. The frame is provided with composition friction linings whose friction surfaces are provided with grooves. The openings and hollows are alternate over the periphery of the disk. The friction surface of each lining has twelve grooves. Four grooves are positioned in the zone of the hollows, and the remanding grooves are positioned out of the zones of hollows and openings, or four grooves are positioned in the zone of openings, and remaining grooves are positioned out of the zones of openings and hollows, or four grooves are positioned in the zone of hollows, four grooves are positioned in the zones of openings, and remaining grooves are positioned out of zones of openings and hollows.

EFFECT: enhanced reliability.

3 dwg