Nested compound loudspeaker drive unit
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United States of America Patent
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May 28, 2013
Grant Date -
Sep 22, 2011
app pub date -
Jul 24, 2008
filing date -
Jul 24, 2008
priority date (Note) -
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Abstract
A nested compound loudspeaker comprising a speaker assembly chassis (11), an outer driver (18) connected to the speaker assembly chassis (11) and having an inner edge, which defines an opening in the outer driver (18) and forms a functional edge (20), and an inner driver (8) connected to the speaker assembly chassis (11) and at least partially surrounded by the opening of the outer driver (18) and the inner driver (8) having an acoustical center axis located at a distance (r) from the functional edge (20) in a radial direction (α). The distance (r) is non-constant around the acoustical center axis, wherein the distance (r) has a first value in a first radial direction (α) and a second value different to the first value in a second radial direction (α).
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