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US 11,981,239 B2Granted
Headrest equipped with loudspeakers, and associated seat
OwnerLéo Guadagnin, Arnaud Cazes Bouchetinventors
Life of this patent
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Abstract
The invention relates to a sound-equipped headrest comprising —at least one woofer associated with an open rear part, comprising a rear grid and/or open cell or semi-open cell foam with a density of between 8 and 60 kg/m3, so that said at least one woofer is two-directional; and —at least one mid-range/tweeter, associated with a closed rear part comprising a solid wall and/or a closed cell foam so that at least one mid-range/tweeter is mono-directional.
Claims10
A sound-equipped headrest comprising:
- at least one woofer associated with an open back, comprising a grid and/or a rear foam, with open or semi-open cells, having a density between 8 and 60 kg/m3, so that said at least one woofer is bi-directional;
- and
- at least one mid-range/tweeter, associated with a closed rear part comprising a solid wall and/or a closed cell foam, so that said at least one mid-range/tweeter is mono-directional.
Dependencies are inferred from the claim text.