Rolling bearing and spindle device for machine tools

Details Rolling bearing and spindle device for machine tools Rolling bearing and spindle device for machine tools

2005-03-22

2005-03-22

Footland, Lenard A (Department: 3682)

Bearings

Rotary bearing

Antifriction bearing

C384S475000

Reexamination Certificate

active

06869223

ABSTRACT:
A grease-lubricated rolling bearing has an outer ring having an outer ring race in an inner peripheral surface thereof, an inner ring having an inner ring race on an outer peripheral surface thereof, rolling elements rollably provided between the outer ring race and the inner ring race, and a grease supply element for supplying an additional grease in the rolling bearing. The amount of the additional grease to be supplied at a time is predetermined to be from 0.1 to 4% of the volume of space in the bearing.

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German journal, antriebstechnik 13 (1974), no. 5, pp. 249-251.
German catalog 307, INA, Nadellager-Zylinderrollenlager [“needle-bearing type cylindrical roller bearing”], article no. 204-500-1/307 D-D 039710, p. 53, no date.

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