Fence for duct tone mitigation
US10487744B2 · kind B2 · utility
3Cited by
16References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 2016 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Feb 21, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/96
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Aspects of the disclosure are directed to a system associated with an engine of an aircraft comprising: a duct, an inlet coupled to the duct, and a fence coupled to the inlet or located upstream of the inlet. In some embodiments, the system further comprises a valve body coupled to the duct. In some embodiments, the valve body includes at least one valve that is configured to rotate between a closed state and an open state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.