A vehicle sound output device includes a sound generation unit configured to generate a sound having a predetermined frequency, a double wall disposed on a vehicle outer side with respect to the sound generation unit, and including an inner wall portion and an outer wall portion which are separated from each other in a vehicle inner-outer direction, and an intermediate layer which is formed in a closed space between the inner wall portion and the outer wall portion and through which the sound is transmitted.
VEHICLE SOUND OUTPUT DEVICE AND VEHICLE SOUND PROPAGATION DEVICE
30.03.2023
Patent
Elektronische Ressource
Englisch
IPC: | G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler |
VEHICLE SOUND OUTPUT DEVICE AND VEHICLE SOUND PROPAGATION DEVICE
Europäisches Patentamt | 2023
|SOUND OUTPUT DEVICE FOR VEHICLE, AND SOUND PROPAGATION DEVICE FOR VEHICLE
Europäisches Patentamt | 2023
|VEHICLE SOUND OUTPUT DEVICE AND VEHICLE SOUND TRANSMISSION DEVICE
Europäisches Patentamt | 2023
|