Impeller, rotary machine, and turbocharger
US10883513B2 · kind B2 · utility
1Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2016 |
| Grant date | Jan 5, 2021 |
| Priority date | — |
| Expiry date | Jul 30, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/72
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
This compressor wheel (3) is provided with a disc (22) which is formed in a disc shape and provided to be rotatable around a central axis (C); and a plurality of blades (23) provided on a disc surface (22f) facing a first side in the central axis (C) direction with an interval in a circumferential direction around the central axis (C). A rear surface (22r) of the disc (22) facing a second side in the central axis (C) direction has a convex curved surface (25) which is convex toward the second side in the central axis (C) direction at least part of a center portion of the disc (22).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.