H - Electricity – 04 – R
Patent
H - Electricity
04
R
H04R 1/02 (2006.01) H04R 1/20 (2006.01) H04R 1/28 (2006.01)
Patent
CA 2512576
A loudspeaker system includes a cabinet with an interior air volume, a transducer, a first port extending from an opening in the front wall of the cabinet to the interior of the cabinet, and a second port extending from and opening in the rear wall of the cabinet to the interior of the cabinet. The first and second ports are aligned along a common longitudinal axis and the interior ends of the ports are separated from each other by a predetermined distance. First and second flanges having a diameter larger than the first and second ports are disposed at the interior ends of the first and second ports, respectively.
La présente invention concerne un système de haut-parleur qui comprend un coffre comprenant un volume d'air interne, un transducteur, un premier orifice s'étendant depuis une ouverture dans la cloison antérieure du coffre jusqu'à l'intérieur du coffre, et un second orifice s'étendant depuis la cloison postérieure du coffre, dans laquelle il s'ouvre, jusqu'à l'intérieur du coffre. Le premier et le second orifice sont alignés sur un axe longitudinal commun et les extrémités internes des orifices sont séparées l'une de l'autre par une distance prédéterminée. Un premier et un second rebord possédant un diamètre plus grand que celui du premier et du second orifice sont disposés sur les extrémités internes du premier et du second orifice, respectivement.
Blake Cassels & Graydon Llp
Britannia Investment Corporation
LandOfFree
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