Earphone and headset
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United States of America Patent
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-
Feb 5, 2013
Grant Date -
Oct 22, 2009
app pub date -
Apr 21, 2009
filing date -
Apr 22, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
There is thus provided an earphone comprising a housing (20) for receiving an electroacoustic transducer, and an ear cushion unit (10) having an ear cushion material (11) and a first ring (1). The housing has a sealing ring (2) and a latching unit (21). The first ring (1) has a prestressing when it is placed on the sealing ring (2) and held by means of the latching unit (21).
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