Ball bearing
US10914343B2 · kind B2 · utility
0Cited by
4References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2017 |
| Grant date | Feb 9, 2021 |
| Priority date | — |
| Expiry date | Oct 19, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C33/6633
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A ball bearing is provided which includes inner and outer races each having a raceway groove; balls; and a retainer made of a synthetic resin, and in which abnormal noise is reduced. Either the raceway groove of the inner race, or each of the raceway grooves of the inner race and the outer race has a radius of curvature which is 104% or more and 109% or less of the radius of each of the balls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.