Bearing assembly and lubricating grease

Details Bearing assembly and lubricating grease Bearing assembly and lubricating grease

2006-09-26

2006-09-26

Footland, Lenard A. (Department: 3682)

Bearings

Rotary bearing

Antifriction bearing

Reexamination Certificate

active

07111989

ABSTRACT:
A bearing assembly having an inner ring and an outer ring and a plurality of rolling elements positioned therebetween, and a lubricant disposed about the rolling elements between the inner ring and the outer ring where the lubricant comprises a hydrocracked base oil and a lithium complex thickener.

REFERENCES:
patent: 3939083 (1976-02-01), Coppock et al.
patent: 5910470 (1999-06-01), Minami et al.
patent: 6020290 (2000-02-01), Takata et al.
patent: 6474870 (2002-11-01), Ni
Rizvi et al., “Lubricant Additives and Their Functions,”ASM Handbook, Friction, Lubrication and Wear Technology, 18:98-112 (1992).
Booser et al., “The push toward lifetime lubes,”Machine Design, 77-84 (May 17, 2001).
Shell Alvania® Greases EP, Premium quality, multipurpose extreme pressure greases.
Exxon ARAPEN RB 320 Grease.
Chevron SRI Grease NLGI 2.
Shell Darina® Greases EP Multipurpose non-soap extreme pressure greases for lubrication of bearings operating at elevated temperatures.
Texaco Multifak® EP 0, 1, 2.
Mobilith AW Series lithium-complex greases.
Mobilith SHC Series greases.

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