The invention relates to a rotary wing aircraft with a fuselage (2) that forms an aircraft interior region (2b), the fuselage comprising an upper primary skin (2c) that separates the aircraft interior region from an aircraft upper deck (6) arranged above the fuselage (2), the upper primary skin being mounted on top of a predetermined number of supporting beams; wherein the aircraft upper deck (6) comprises an engine accommodating region (7) with a firewall arrangement (10), the engine accommodating region accommodating at least one aircraft engine (11b) within the firewall arrangement (10) such that the firewall arrangement defines a fire proof separation at least between the at least one aircraft engine (11b) and the aircraft interior region (2b); and wherein the firewall arrangement (10) comprises at least a funnel-shaped lower firewall (10d) arranged between the at least one aircraft engine (11b) and the upper primary skin (2c) of the fuselage.
A ROTARY WING AIRCRAFT WITH A FIREWALL ARRANGEMENT HAVING AT LEAST ONE FUNNEL-SHAPED LOWER FIREWALL
DREHFLÜGELFLUGZEUG MIT EINER FIREWALL-ANORDNUNG MIT MINDESTENS EINER TRICHTERFÖRMIGEN UNTEREN FIREWALL
AÉRONEF À VOILURE TOURNANTE AVEC UN AGENCEMENT DE PARE-FEU AYANT AU MOINS UN PARE-FEU INFÉRIEUR EN FORME D'ENTONNOIR
2024-11-06
Patent
Electronic Resource
English
IPC: | B64C AEROPLANES , Flugzeuge |
Rotary wing aircraft with a firewall arrangement having at least one funnel-shaped lower firewall
European Patent Office | 2025
|ROTARY WING AIRCRAFT WITH A FIREWALL ARRANGEMENT HAVING AT LEAST ONE FUNNEL-SHAPED LOWER FIREWALL
European Patent Office | 2024
|