Self-lubricated bearing assembly

Details Self-lubricated bearing assembly Self-lubricated bearing assembly

2008-03-27

2011-10-18

Pilkington, James (Department: 3656)

Bearings

Rotary bearing

Plain bearing

C384S152000, C384S300000

Reexamination Certificate

active

08038351

ABSTRACT:
A self-lubricating bearing assembly for a hinge of a turbine engine nozzle is described. The hinge includes a bolt and a bell crank housing. The bearing assembly includes a sleeve, a pair of bushings, liners, a thrust washer and a nut. The sleeve includes a tubular and a shoulder portion. Each bushing has an inner and an outer diameter. The liners include first liners, each bonded to the inner diameter of a respective one of the bushings, a second liner disposed between the shoulder portion and a bushing, and a third liner disposed between the thrust washer and a bushing. When assembled, the tubular portion is disposed over an outer diameter of the bolt, the outer diameters of the bushings are disposed within an inner diameter of the bell crank housing, and the nut is affixed between the thrust washer and the bolt to secure the hinge assembly.

REFERENCES:
patent: 3328041 (1967-06-01), Bloom et al.
patent: 3594049 (1971-07-01), Turner
patent: 4422288 (1983-12-01), Steber
patent: 4477197 (1984-10-01), Choate
patent: 4717268 (1988-01-01), Orkin
patent: 5219232 (1993-06-01), Adams et al.
patent: 5398294 (1995-03-01), Narkon
patent: 5885006 (1999-03-01), Sheedy
patent: 1752670 (2007-02-01), None
patent: 2175318 (1973-10-01), None
English translation of French Patent No. 7208268, same as FR 2175318, translation dated Oct. 28, 2008.
Search report dated Aug. 19, 2008.

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