Material for casing for acoustic equipment and casing for acoustic equipment fabricated therefrom
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United States of America Patent
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Feb 3, 2004
Grant Date -
N/A
app pub date -
Dec 2, 1997
filing date -
Dec 2, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A casing for an acoustic equipment formed mainly of a filler and a thermosetting or thermoplastic resin. The filler is comprised of a cellulose-based powdered material, such as wooden powders obtained on crushing a wooden material and an powdered material smaller in size and harder than the cellulose-based powdered material. The powdered material is secured or deposited under a pre-set pressure on the surface of the cellulose-based powdered material.
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