发明名称 Combined sound and lighting device - has loudspeaker and light source in common housing reducing wiring and space requirements
摘要 The combined sound and lighting device, for an internal or external space, has a loudspeaker (3) and a light source (4) housed in a common body, the radiation directions for the emitted sound and light pref. differing from one another. Pref. the light source (4) is enclosed by a rear reflector (5) supported at the top of the loudspeaker housing (2). The latter incorporates a reflex sleeve (9) with the air passed through the latter used to provide cooling for the light source (4). The combined housing may be mounted on a wall, or supported at the top of a free-standing post. ADVANTAGE - Incorporation of lighting without impairing sound quality.
申请公布号 DE3928253(A1) 申请公布日期 1991.02.28
申请号 DE19893928253 申请日期 1989.08.26
申请人 GRAEFF, KARL-HERMANN, DR., 2000 HAMBURG, DE 发明人 GRAEFF, KARL-HERMANN, DR., 2000 HAMBURG, DE
分类号 F21V33/00;H04R1/02 主分类号 F21V33/00
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