Title (en)

Engine nacelle acoustic panel with integral wedge fairings and an integral forward ring

Title (de)

Akustikplatte für Motorgondel mit integrierte Keilverkleidung und Vorderring

Title (fr)

Panneau acoustique pour une nacelle de moteur muni de carénage de cale et bague avant integrée

Publication

EP 0895223 B1 20030416 (EN)

Application

EP 98202574 A 19980730

Priority

• US 5419697 P 19970730
• US 5979798 A 19980413

Abstract (en)

[origin: EP0895223A2] An acoustic panel (26) for the nacelle (20) of a high bypass jet engine. The acoustic panel (26) has a perforated composite inner sheet (54), an outer composite sheet (96, 98), and a honeycomb-core material (74) sandwiched therebetween. The acoustic panel (26) includes an integral forward ring (36) and integral wedge fairings (44). <IMAGE>

IPC 1-7

G10K 11/172; F16L 55/02; B29C 70/00

IPC 8 full level

G10K 11/16 (2006.01); G10K 11/172 (2006.01)

CPC (source: EP)

G10K 11/161 (2013.01); G10K 11/172 (2013.01)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0895223 A2 19990203; EP 0895223 A3 19991117; EP 0895223 B1 20030416; DE 69813406 D1 20030522; DE 69813406 T2 20031106

DOCDB simple family (application)

EP 98202574 A 19980730; DE 69813406 T 19980730