Patent attributes
Methods and apparatus provide for: a speaker frame having a peripheral flange defining a central axis and a plurality of studs extending from the peripheral flange parallel to the axis; and a carrier plate having an aperture through which at least one of: a portion of a speaker may extend or through which the speaker may direct acoustic energy, a plurality of receiving elements disposed about the aperture, each receiving element having at least one ramped surface extending generally tangentially with respect to a perimeter of the aperture and rising in a direction parallel to the central axis, wherein the studs engage and slide along the ramped surfaces when the speaker frame is coupled to the carrier plate and rotated to lock the speaker frame to the carrier plate.