发明名称 BARREL SPEAKER ENCLOSURE
摘要 A speaker enclosure having a barrel-shaped drum with an open front end and an open rear end. The speaker is axially mounted across the open front of the drum and an aerodynamically curved, dome-shaped reflector is mounted to surround the rear portion of the drum and is spaced therefrom. The open end of the reflector is thus aligned to direct sound emitted from it in a substantially forward axial direction.
申请公布号 US3638753(A) 申请公布日期 1972.02.01
申请号 USD3638753 申请日期 1970.08.31
申请人 PAUL E. CUNNINGHAM 发明人 PAUL E. CUNNINGHAM
分类号 H04R1/28;(IPC1-7):G10K13/00 主分类号 H04R1/28
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