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US 11,236,829 B2Granted
Sealing ring
AssigneeCarl Freudenberg KG
InventorSimon Watling
Life of this patent
Estimating the term…
Abstract
A sealing ring includes: a lip ring, with at least one sealing lip; and a supporting ring. The lip ring and the supporting ring are connected to one another. The lip ring and the supporting ring each are formed from an elastomeric material. A modulus of elasticity of the lip ring is smaller than a modulus of elasticity of the supporting ring.
Claims12
A sealing ring, comprising:
- a lip ring, with at least one sealing lip;
- and
- a supporting ring,
- wherein the lip ring and the supporting ring are connected to one another,
- wherein the lip ring and the supporting ring each comprise an elastomeric material,
- wherein a modulus of elasticity of the lip ring is smaller than a modulus of elasticity of the supporting ring,
- wherein the at least one sealing lip comprises a first sealing lip and a second sealing lip,
- wherein the first and second sealing lips are disposed on a radially inner circumference of the lip ring and at either end of the lip ring,
- wherein the lip ring has at least one sealing bead on a radially outer circumference of the lip ring, axially between the first and second sealing lips, and
- wherein a helical compression spring with a radially outwardly active spring force is arranged in the at least one sealing bead.
7 more elements
Dependencies are inferred from the claim text.