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US 10,480,569 B2Granted
Hybrid lined trunnion bearing for aircraft landing gear
AssigneeSchaublin SA
InventorsMaxime Merg, Dave Coombe
Life of this patent
Estimating the term…
Abstract
A trunnion bearing includes an inner ring having exterior and interior surfaces; and an outer ring having interior and exterior surfaces. A portion of the inner ring is disposed in the outer ring. A lubricious liner is disposed between the inner ring and the outer ring. The trunnion bearing includes a bushing disposed in the inner ring. The bushing has a lubricant reservoir formed therein to dispense a lubricant therefrom.
Claims15
A trunnion bearing comprising:
- an inner ring having a first exterior surface and a first interior surface, the first exterior surface having a spherical contour;
- an outer ring having a second interior surface and a second exterior surface, the second interior surface having a spherical contour;
- the inner ring being disposed at least partially in the outer ring;
- a lubricious liner being disposed between the first exterior surface of the inner ring and the second interior surface of the outer ring;
- and
- a bushing having a third exterior surface and a third interior surface, the third exterior surface having a contour complementary to that of the first interior surface of the inner ring, the third exterior surface engaging the first interior surface, the third interior surface being substantially cylindrical and having a least one first lubricant reservoir formed therein, the at least one first lubricant reservoir being configured to dispense a first lubricant therefrom;
- at least one recess in the lubricious liner, the at least one recess being configured as a second lubricant reservoir for dispensing a second lubricant between the lubricious liner and the first exterior surface of the inner ring;
- at least one seal that is in sealing engagement with the inner ring and the outer ring;
- and
- wherein the first lubricant is different from the second lubricant.
7 more elements
Dependencies are inferred from the claim text.