Air inflow lip for turbojet nacelle
US11542865B2 · kind B2 · utility
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1References
15Claims
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Assignee
Inventors
Key dates
| Filing date | Jun 15, 2020 |
| Grant date | Jan 3, 2023 |
| Priority date | — |
| Expiry date | Jan 30, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/963
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An air inflow lip of a nacelle for a turbojet of an aircraft, including a cavity defined by a leading edge of the nacelle and by an annular wall, includes an inner wall, an acoustic treatment device, and a pneumatic de-icing device including a de-icing fluid supply device. The inner wall of the air inflow lip includes acoustic boreholes and the pneumatic de-icing device includes a honeycombed de-icing plate mounted inside the cavity on the inner wall of the air inflow lip. Also included are conduits for the circulation of a de-icing fluid and acoustic wells communicating with the acoustic boreholes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.