Rolling element bearing having at least one rolling element which is harder than the other rolling elements and harder than the races
US6149311A · kind A · utility
6Cited by
9References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1997 |
| Grant date | Nov 21, 2000 |
| Priority date | — |
| Expiry date | Nov 20, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2202/06
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A rolling element bearing having inner and outer rings and a plurality of rolling elements where one, two or at least one but not all of the rolling elements of the plurality of rolling elements is harder than the other of the plurality of rolling elements and harder than the rings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.