Acoustin structure of seat back
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Feb 23, 2010
Grant Date -
Jan 18, 2007
app pub date -
Jul 12, 2005
filing date -
Jul 12, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
An acoustic structure of seat back, with an acoustic unit provided in a hole of padding of the seat back. The acoustic unit includes speaker unit(s) and a support box in which the speaker unit(s) is/are supportively received. The support box is accommodated in the afore-said hole of padding, with an opened side thereof facing to a forward side of the padding. A sound-conductive cushion element is supported by that support box so as to lie on a forward side of the speaker unit(s). The support box may include an acoustic hollow portion therein. Those padding and sound-conductive cushion element are covered with a trim cover assembly. A speaker support cushiony element may be provided in the support box to support the speaker unit(s), with a high sound conductivity. The speaker support cushiony element and/or the sound-conductive cushion element may be of network structure.
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