Spherical plain bearing
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United States of America Patent
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Feb 10, 1998
Grant Date -
N/A
app pub date -
Jul 12, 1995
filing date -
Jul 12, 1995
priority date (Note) -
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Abstract
A spherical plain bearing is provided having improved wear resistance under heavy axial and radial loads of a rotating shaft. The bearing includes a pillow block having a concave inner surface, a split cylindrical protective sleeve for mating with and detachably clamping around the shaft, the outer surface of the sleeve having a peripheral recess. The bearing includes a split cylindrical liner having an inner wear resistant surface for sliding contact within the recess of the protective sleeve, and multiple thrust plate rings, and a split cylindrical cartridge for holding the liner in the recess of the protective sleeve. The bearing includes a plurality of high wear-resistant elements for providing high wear resistance and low friction resistance when placed into the wear surfaces of the bearing.
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