发明名称 ON-WALL LOUDSPEAKER AND MOUNTING APPARATUS
摘要 An on-wall loudspeaker and mounting apparatus includes an enclosure, a loudspeaker driver mounted in the enclosure, brackets of equal length and attachable to a wall, arms of equal length pivotably attached to the brackets and pivotably attached to the enclosure, each arm pivotable perpendicular to the wall. A movement of a cone in the driver is parallel to the pivoting of the arms when an alternating current signal is applied to the driver. The present invention mitigates vibrations transmitted to walls and other building structures, and provides improved means for reproducing low frequencies below a range of conventional loudspeakers.
申请公布号 US2009175485(A1) 申请公布日期 2009.07.09
申请号 US20090404415 申请日期 2009.03.16
申请人 PETRIE WILLIAM FRANCIS 发明人 PETRIE WILLIAM FRANCIS
分类号 H04R1/02 主分类号 H04R1/02
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