Rolling-element bearing
AssigneesSKF Economos Deutschland GmbH, Aktiebolaget Skf
InventorsMatthias Krebs, Mathias Seuberling
Life of this patent
Estimating the term…
Abstract
A rolling-element bearing having a diameter greater than 50 cm includes an inner ring, an outer ring, a plurality of rolling elements between the inner ring and the outer ring, and a seal ring. The seal ring is disposed on a surface of the inner ring or on a surface of the outer ring, and the outer ring or the inner ring includes a recess having at least one interior surface, and the seal ring extends into the recess. Either the seal ring does not contact the at least one interior wall of the recess or the seal ring includes a seal body and a seal lip and the seal body does not contact the at least one interior wall of the recess.
Claims20
A rolling-element bearing having a diameter greater than 50 cm and comprising:
- an inner ring;
- an outer ring;
- a plurality of rolling elements lying between the inner ring and the outer ring;
- and
- a seal ring, wherein the seal ring is disposed on a surface of the inner ring or on a surface of the outer ring and correspondingly the outer ring or the inner ring includes a recess, wherein the recess is configured and disposed to surround a predominant part of an exposed surface of the seal ring in a contact-free manner so that a labyrinth seal is formed, by the seal ring and the recess, between an interior of the rolling-element bearing and an exterior of the rolling-element bearing.
A rolling-element bearing comprising:
- an inner ring;
- an outer ring;
- a plurality of rolling elements lying between the inner ring and the outer ring;
- and
- at least one seal ring, wherein the seal ring is disposed on a surface of the inner ring or on a surface of the outer ring and correspondingly the outer ring or the inner ring includes a recess, wherein the recess is configured and disposed to surround a predominant part of an exposed surface of the seal ring in a contact-free manner so that a labyrinth seal is formed, by the seal ring and the recess, between an interior of the rolling-element bearing and an exterior of the rolling-element bearing,
- wherein the seal ring is comprised at least partially of a rubber elastomer or a thermoplastic elastomer.
A rolling-element bearing having a diameter greater than 50 cm and comprising:
- an inner ring;
- an outer ring;
- a plurality of rolling elements between the inner ring and the outer ring;
- and
- a seal ring,
- wherein the seal ring is disposed on a surface of the inner ring or on a surface of the outer ring and wherein the outer ring or the inner ring includes a recess having at least one interior surface, and wherein the seal ring extends into the recess, and
- wherein the seal ring does not contact the at least one interior wall of the recess or wherein the seal ring comprises a seal body and a seal lip and the seal body does not contact the at least one interior wall of the recess.
Dependencies are inferred from the claim text.