Patent ID: 11867233
Assignee: AKTIEBOLAGET SKF
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A support assembly for a movable shaft comprising:
a casing;
a cover for fluid sealing an opening of an internal seat of the casing;
a bearing unit adapted to receive a movable shaft, the bearing unit including:
a radially outer ring;
a radially inner ring; and
a row of rolling bodies between the radially outer ring and the radially inner ring; and

a rear sealing device, disposed on an opposite side of the bearing unit with respect to the cover, formed of a metal screen having a vulcanized rubber liner defining:
a first axially outer sealing lip;
a second axially inner sealing lip; and
a third sealing lip radially outer relative to the second axially inner sealing lip in sliding contact with the radially inner ring.