Patent ID: 11920635
Assignee: AKTIEBOLAGET SKF
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A bearing unit, comprising:
a radially outer ring configured to rotate about an axis of rotation (X) of the bearing unit;
a radially inner ring configured to be stationary;
a row of rolling bodies interposed between the radially outer ring and the radially inner ring;
a containment cage comprising:
a plurality of arched bridges, and
a plurality of flattened connecting elements interposed between each of the plurality of arched bridges; and

a sealing screen interposed between the radially inner ring and the radially outer ring, the sealing screen comprising an annular central portion, the annular central portion comprising:
a radially inner lug formed between a first distal end of the sealing screen and a second end of the sealing screen; and
a radially outer deflector projecting toward the containment cage,
wherein the radially inner lug and the radially outer deflector define between them a toroidal surface;
wherein the sealing screen and the cage form a channel axially defined by the annular lug, the toroidal surface of the central portion, and the deflector screen.