AXLE BOX UNIT Russian patent published in 1997 - IPC

FIELD: mechanical engineering; railway vehicle axle boxes. SUBSTANCE: axle box unit with antifriction bearing has housing and cover, support bushing with flange and holes for springs installed on axle, spring-loaded ring, solids of revolution in cage arranged between end face surfaces of cover and spring-loaded ring. Sealing ring can be placed in labyrinth sealing arrangement, namely, in cover. Axle box unit can be used for sealing of devices with rolling supports with plastic lubricant. EFFECT: enlarged operating capabilities. 3 cl, 3 dwg