Turbocharger
US11162386B2 · kind B2 · utility
0Cited by
3References
9Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 4, 2019 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Aug 20, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2360/24
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A turbocharger includes: a shaft connecting a compressor wheel and a turbine wheel; a thrust collar rotating together with the shaft; a thrust bearing holding the thrust collar for rotation; and a bearing housing holding the thrust bearing, wherein the bearing housing includes: an oil supply passage for supplying oil for lubrication to the thrust bearing; an oil discharge passage from which the oil supplied to the thrust bearing is discharged; a wall portion facing the thrust collar; and a groove portion formed in the wall portion and extending from the thrust collar toward a discharge port of the oil discharge passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.