Cage and ball sub-assembly for a ball bearing
US10527095B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2019 |
| Grant date | Jan 7, 2020 |
| Priority date | — |
| Expiry date | Feb 12, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2300/22
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A cage and ball sub-assembly, including: an axis of rotation; a cylindrical plastic cage including a circumferentially disposed cage surface, a plurality of indentations extending from the circumferentially disposed cage surface into the cylindrical plastic cage in a first radial direction, and a plurality of pockets, each pocket circumferentially disposed between a respective pair of indentations included in the plurality of indentations; a metal insert including a plurality of support tabs, each support tab embedded in the cylindrical plastic cage, and including a circumferentially disposed portion and a flange extending from the circumferentially disposed portion in a second radial direction; and a plurality of balls disposed within the plurality of pockets. A circular arc, centered on the axis of rotation and orthogonal to the axis of rotation, passes through in sequence: a ball; the cylindrical plastic cage; the first flange of a support tab; and the cylindrical plastic cage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.