Self-aligning inlet plenum system for rotorcraft
US8998130B2 · kind B2 · utility
3Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 2011 |
| Grant date | Apr 7, 2015 |
| Priority date | — |
| Expiry date | Feb 14, 2032 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64D2033/0293
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An inlet system for a rotorcraft includes a cowl door assembly and a plenum assembly. The cowl door assembly includes a door member, a cowl inlet opening, and a cowl inlet duct. The plenum assembly is configured to free float in relation to the cowl door. The plenum assembly includes a plenum duct with a plenum band configured to attach the plenum assembly to an inlet opening. An aft seal is located between the aft plenum flange and a firewall, the aft seal being configured to provide a compressive contact between the plenum assembly and the firewall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.