Patent ID: 7218747
Filing Date: 2007-05-15
Classification: H04R

Abstract:
1. A speaker system, comprising; a primary enclosure having at least one wall forming side surfaces of said primary enclosure and surrounding a volume of air, said primary enclosure having an open upper end and a sealed lower end; a speaker driver mounted to a wall of the primary enclosure such that a front face of the speaker driver is external to the primary enclosure and a rear face of the speaker driver is internal to the primary enclosure; a port section comprising a transition region coupling the primary enclosure to the port section such that air in the primary enclosure is coupled to air external to the speaker system via the port opening, wherein the transition region comprises a transition section connected to said open upper end of said primary enclosure and extending external to the primary enclosure, the transition section tapering relative to a side surface of the primary enclosure defining a continuous transition from the primary enclosure to the port section and sized to allow the select frequency components to couple to said port section.