Patent ID: 7070330

Claim:
A hydrodynamic fluid film bearing for rotatably supporting a shaft journal, comprising: a stationary retaining member having an inner surface defining a cylindrical opening for receiving a shaft journal, the inner surface including a longitudinally extending slot; a first generally cylindrical foil element disposed within and lining a portion of the cylindrical opening; a second generally cylindrical foil element disposed within and lining another portion of the cylindrical opening, the second foil element and the first foil element being attached to one another without a key and forming an anti-rotation fin extending generally radially towards the retaining member and being mounted within the slot of the retaining member; and a generally cylindrical resilient backing member disposed within the cylindrical opening generally concentric to and radially outward from the first and second foil elements; wherein the first and second foil elements extend in opposite circumferential directions within the cylindrical opening from the slot and have free ends overlapping one another.