GREASE FOR ROLLING BEARING OF INFORMATION RECORDING AND REPRODUCING APPARATUS, ROLLING BEARING, ROLLING BEARING DEVICE, AND INFORMATION RECORDING AND REPRODUCING APPARATUS
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United States of America Patent
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Issued Date -
Nov 3, 2016
app pub date -
Apr 21, 2016
filing date -
May 1, 2015
priority date (Note) -
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Abstract
Grease for a rolling bearing of an information recording and reproducing apparatus 1 contains a base oil and a thickener, wherein the film thickness of an elasto-hydrodynamic lubrication film is 20 nm or greater. Grease for a rolling bearing of an information recording and reproducing apparatus 1 contains a base oil, and a thickener, wherein a width of the thickener in the grease is 20 nm or greater. A rolling bearing includes the grease for a rolling bearing. A rolling bearing device 6 includes a shaft and the rolling bearing. An information recording and reproducing apparatus 1 includes the rolling bearing device 6.
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