Fan rotor with thickened blade root
US9631496B2 · kind B2 · utility
3Cited by
11References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2014 |
| Grant date | Apr 25, 2017 |
| Priority date | — |
| Expiry date | Sep 24, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/60
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fan rotor of an air cycle machine includes a hub with fan blades extending from the hub. Each of the plurality of fan blades includes a main airfoil portion located distally from the hub. The main airfoil portion generally has a uniform thickness along its span. A base portion located between the hub and the main airfoil portion of each of the fan blades has a chord length that is longer than a chord length of the main airfoil portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.