Plastic retainer for roller bearing
US4541743A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 20, 1984 |
| Grant date | Sep 17, 1985 |
| Priority date | — |
| Expiry date | Aug 20, 2004 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C19/364
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In a plastic retainer for roller bearing comprising first and second annular members disposed in axially spaced apart relationship, a plurality of posts containing the annular members and disposed circumferentially equidistantly, and a pocket for containing a roller formed between two adjacent posts and the annular members, the side surface of the post forming the pocket which is adjacent to the first annular member has a planar portion, the connecting portion between the planar portion and the first annular member provides a curved surface concave toward the pocket, and the radius of curvature of the curved surface is minimum on the pitch circle of the roller and is greater toward at least one side of the radial direction of the retainer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.