To make it possible to provide an acoustic device in a headrest device such that a standard of a shock is satisfied and the performance of the acoustic device can be efficiently exhibited. In the headrest device, a shock resistant surface is formed in a core material of a headrest main body, an opening is formed in the shock resistant surface, and a non-contact type acoustic microphone is disposed on the inner side of the opening.
Headrest device and sound collecting device
2018-05-22
Patent
Elektronische Ressource
Englisch
HEADREST WITH SOUND SUPPRESSION DEVICE AND VEHICLE SEAT
Europäisches Patentamt | 2024
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