Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 13, 2007
Patent Application Number
10118791
Date Filed
April 9, 2002
Patent Citations Received
Patent Primary Examiner
Patent abstract
A transducer for a hearing aid includes a housing, a relatively thin membrane having a free end suspended in the housing for vibration in response to a motor. The motor has a coil and a magnet assembly, the coil being mounted in the housing beneath the membrane; the magnet assembly being mounted in the housing coaxially with the coil and to one edge of the membrane.
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