A ventilation system with an inlet and outlet, the ventilation system being mounted to a wall, the ventilation system including: an acoustic member absorbing sound from the outlet; the acoustic member includes a film-like body portion opposed to the outlet, and a periphery portion disposed to connect the body portion to the wall, the periphery portion disposed to surround the body portion, the body portion defines a first air chamber communicating with the outlet and a second air chamber into which air flows from the inlet, a portion of an outer edge of the body portion is fixed to the periphery portion, and a remainder of the outer edge of the body portion is open and is a communicating portion allowing the first air chamber to communicate with the second air chamber.
VENTILATION SYSTEM AND ACOUSTIC MEMBER
04.01.2024
Patent
Elektronische Ressource
Englisch
IPC: | 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 / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES |