Speaker structure
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United States of America Patent
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Mar 16, 1993
Grant Date -
N/A
app pub date -
Sep 11, 1991
filing date -
Sep 11, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Disclosed is an improved speaker structure having a rigid unit-support member and a sound-intercepting wall. In order to improve the quality of reproduced sound, the sound-intercepting wall is composed of a layer of sound-absorbent material which is applied at least to outer surface of said unit-support member and a soundproof sheet of an acoustic energy-absorbent material which covers up tightly the layer of sound-absorbent material.
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