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US 6,485,184 B1Granted
Rolling bearing
AssigneeKoyo Seiko Co., Ltd.
InventorsKen Adachi, Hiroshi Komiya
Life of this patent
Estimating the term…
Abstract
A rolling bearing has first and second races that define an annular space therebetween. A plurality of rolling elements roll on the races. The space is filled with a solid lubricant composition containing a resin polymer. The space is preferably sealed with a pair of sealing members which are interposed between the races and a region between the lubricant composition and the corresponding sealing member in the space is filled with grease.
Claims20
A rolling bearing, comprising
- first and second races that define an annular space formed therebetween;
- a plurality of rolling elements arranged in the space and rolling on each of the races;
- and
- rust-preventive means that prevents rust from being generated in the space, wherein
- the rust-preventive means contains a solid lubricant composition, with which the space is filled,
- the lubricant composition contains a resin polymer, and
- a vapor phase rust-preventive agent is added to the lubricant composition.
4 more elements
A rolling bearing, comprising:
- first and second races that define an annular space formed therebetween;
- a plurality of rolling elements arranged in the space and rolling on each of the races;
- and
- rust-preventive means that prevents rust from being generated in the space, including
- a pair of sealing members interposed between corresponding ends of the pair of races for sealing the space, and
- grease with which a region between the lubricant composition and the corresponding sealing member in the space is filled, wherein
- the rust-preventive means contains a solid lubricant composition, with which the space is filled,
- the lubricant composition contains a resin polymer, and
- the region that covers at least the rolling elements in the space is filled with the lubricant composition.
6 more elements
Dependencies are inferred from the claim text.