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US 5,601,371 AGranted
Sliding surface bearing
AssigneeMiba Gleitlager GmbH
InventorsFranz Koroschetz, Erich Puhringer
Life of this patent
Estimating the term…
Abstract
A sliding surface bearing comprising a backing shell and a roll-clad sliding surface layer consisting of an aluminum alloy containing dispersed soft interstitial elements has an improved fatigue strength because the sliding surface layer is provided on a layer consisting of a precipitation-hardenable or precipitation-hardened aluminum alloy.
Claims4
In a sliding surface bearing comprising
- a back shell and
- a roll-clad sliding surface layer consisting of an aluminum alloy comprising dispersed soft interstitial elements,
- the improvement comprising a layer underlying said sliding surface layer, the underlying layer consisting of an aluminum alloy selected from the group consisting of precipitation-hardenable aluminum alloys and precipitation-hardened aluminum alloys, and the underlying layer having a greater hardness than the sliding surface layer.
Dependencies are inferred from the claim text.