Ear protection cap with improved sound absorption
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United States of America Patent
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Oct 6, 1998
Issued Date -
N/A
app pub date -
Aug 12, 1997
filing date -
Feb 10, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An earmuff incorporating elevated sound attenuation. The earmuff comprises an outer cup (10') which connects with a sealing part. Arranged within the earmuff are a plurality of separating partitioning walls (14) which extend from the bottom wall (16) of the cup towards the sealing part. The partitioning walls (14) may be integral with the cup (10') or formed separately therefrom and loosely fitted thereinto.
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