Rolling bearing device and oil supply unit
US10274014B2 · kind B2 · utility
0Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 17, 2017 |
| Grant date | Apr 30, 2019 |
| Priority date | — |
| Expiry date | Nov 17, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2202/36
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A rolling bearing device includes: a bearing portion that has an inner ring, an outer ring, a plurality of balls interposed between the inner ring and the outer ring, and a cage that holds the plurality of balls; and an oil supply unit provided adjacent to the bearing portion in the axial direction. The oil supply unit has a pump configured to supply lubricating oil to the bearing portion. The pump has a pump body provided with a nozzle that discharges lubricating oil and a vibration element that vibrates the pump body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.