Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 5, 2008
Patent Application Number
11362500
Date Filed
February 27, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
A speaker according to the present invention is equipped with a diaphragm having a central portion of a dome shape and an edge portion formed on an outer periphery thereof. Further, the speaker has also a frame attached with an outermost fringe of the edge portion and a damper member provided inside the central portion to support the central portion. The damper member supports an inner side surface of a voice coil bobbin also, so that a voice coil can be adequately positioned within a magnetic gap.
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