SPHERICAL ANTIFRICTION BEARING (VERSIONS) Russian patent published in 2013 - IPC F16C19/22 F16C23/08 F16C33/36 F16C33/60 

FIELD: machine building.

SUBSTANCE: proposed bearing comprises outer and inner racers 1, 2 with roller ways. Inner racer 2 has spherical roller way. Rollers 3 arranged between said racers 1 and 2 feature concave profile at central part conjugated with spherical surface on roller way of inner racer 2. Rollers are separated by bearing cage. Outer racer 1 represents a split design with conical roller ways at its halves while ends of rollers 3 feature conical profile conjugated with the surface of roller ways of racer 1. In compliance with second version, outer racer 1 represents a split design with spherical roller ways at its halves. Note here that radius of sphere is larger than half the bearing OD while ends of rollers 3 feature conical profile conjugated with the surface of roller ways of racer 1.

EFFECT: longer life.

2 cl, 2 dwg