Head phone
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United States of America Patent
Stats
-
May 25, 2004
Grant Date -
N/A
app pub date -
Mar 6, 2001
filing date -
Jul 24, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A head phone comprises at least one loudspeaker of the type that rests on the outside of a user's ears, mounted on and held in place by a support. The loud speakers are equipped with a sound-concentrating duct that may be pivotable relative to the auditory canal of a user's ear so as to facilitate insertion of the duct a short distance into the auditory canal.
First Claim
Family
International Classification(s)
Cited Art Landscape
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