Sandwich-structured noise-attenuating and/or structural panels and methods of manufacturing such panels using ultrasonic welding are described. The method includes: receiving a backing member, a sheet and a cellular structure; assembling the cellular structure between the backing member and the sheet; and ultrasonically welding the backing member and the sheet together.
SANDWICH-STRUCTURED PANELS AND METHOD OF MANUFACTURE
PANNEAUX A STRUCTURE EN SANDWICH ET METHODE DE FABRICATION
2022-05-02
Patent
Electronic Resource
English
IPC: | F02C Gasturbinenanlagen , GAS-TURBINE PLANTS / B64C AEROPLANES , Flugzeuge / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / F16S CONSTRUCTIONAL ELEMENTS IN GENERAL , Konstruktionselemente allgemein / B23K Löten , SOLDERING OR UNSOLDERING |
Composite material layer and manufacture of sandwich panels
European Patent Office | 2023
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