Fuselage and aircraft including an air distribution multifunctional substructure and assembly method
US11034456B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 3, 2018 |
| Grant date | Jun 15, 2021 |
| Priority date | — |
| Expiry date | Apr 1, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24F2221/40
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An aircraft fuselage including a fuselage skin, cross-members supporting a floor of the aircraft, wherein the fuselage includes a multifunctional substructure fixed to at least one of the cross-members in a lowered part of the cross-member. The multifunctional substructure comprises: at least one duct of an air distribution system having a substantially rectangular section at the location of the at least one cross-member and having lateral walls of the duct that are substantially vertical; a seat fixing track or a stiffener fixed on a first lateral wall of the duct of the multifunctional substructure, and; a seat fixing track or a stiffener fixed on a second lateral wall, opposite the first lateral wall, of the duct of the multifunctional substructure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.