发明名称 LED downlight
摘要 An LED downlight fixture comprises an array of LEDs in thermal connectivity with a heatsink, the array of LEDs positioned adjacent a first aperture of a multi-piece reflector assembly, the multi-piece reflector assembly including a first reflector having the first aperture disposed in an upper portion of the first reflector and an opposed larger second aperture in a lower portion of the first reflector, a second reflector having a first aperture positioned adjacent the second aperture of the first reflector and a second aperture opposite the first aperture of the second reflector and defining a light exit passageway, a diffuser positioned proximal to and extending across the second aperture of the first reflector and the first aperture of the second reflector.
申请公布号 US8070328(B1) 申请公布日期 2011.12.06
申请号 US20090352750 申请日期 2009.01.13
申请人 KNOBLE DAVID W.;JAMASBI KHOSROW;MCMILLIN BRIAN;KONINKLILJKE PHILIPS ELECTRONICS N.V. 发明人 KNOBLE DAVID W.;JAMASBI KHOSROW;MCMILLIN BRIAN
分类号 F21V3/00;F21V8/00 主分类号 F21V3/00
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