SQUEEZER ROLLER SUPPORT SEAL Russian patent published in 2010 - IPC B21B31/02 

FIELD: process engineering.

SUBSTANCE: invention relates to rolling equipment, namely to squeezer roller seal designs, and can be used, for example in bearings seals of various machines and mechanisms. Squeezer roller support seal comprises bearing cover with sealing cup seat. Said sealing cup comprises casing, radial and face ledges with operating edges that interact with appropriate surfaces of squeeze roller. Said face ledge features curvilinear shape, convex side of which, that faces radial ledge, accommodates additional working edge extending for 1/3 length along face ledge chord from face ledge working edge.

EFFECT: sealing cup sealing properties are kept intact at varying relative position of roller friction surfaces, longer life and higher efficiency.

3 dwg