Coaxial loudspeaker apparatus

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United States of America Patent

PATENT NO 9967652
SERIAL NO

15305921

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Abstract

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A coaxial loudspeaker apparatus (10) comprising a first unit (20) being arranged to propagate sound in a first frequency range; a second unit comprising a first waveguide (30) arranged to propagate sound in a second frequency range that is higher than the first frequency range, and a second waveguide (60) arranged to move, during operation, relative to the first waveguide (30); wherein the second waveguide (60) extends substantially in prolongation of the first waveguide (30). The invention also extends to a loudspeaker (190) incorporating the coaxial loudspeaker apparatus (10).

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Patent Owner(s)

Patent OwnerAddress
MARTIN AUDIO LIMITEDHIGH WYCOMBE BUCKS HP12 3SL

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anthony, Philip Marlow, GB 22 171
Baird, Jason London, GB 21 151
Spandl, Matthew Wheatley, GB 1 11

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