Axial-flow fluid machine blade
US8100658B2 · kind B2 · utility
1Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2007 |
| Grant date | Jan 24, 2012 |
| Priority date | — |
| Expiry date | Apr 28, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D5/141
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
An axial-flow fluid machine blade which achieves reduction of the frictional loss of the blade and provision of a high surge-resistant property is provided. An axial-flow fluid machine blade 60 used for an axial-flow fluid machine includes a leading edge 61 projecting at the tip portion and the root portion thereof toward the upstream side and a trailing edge 62 projecting at the tip portion, the mid-span portion and the root portion thereof toward the downstream side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.