Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
James G. Ryan0
Date of Patent
September 9, 2008
0Patent Application Number
108182580
Date Filed
April 5, 2004
0Patent Primary Examiner
Patent abstract
A vent configuration for a hearing instrument comprises a vent tube having a length and a vent opening, and at least one cell positioned around the periphery of the vent tube. The at least one cell is closed at a first inner end and open at an outer end, which is adjacent the vent opening. The cell is a tube that extends around the periphery of the vent tube along a portion of the length of the vent tube. A hearing instrument incorporating the vent configuration is also included.
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