Patent ID: 7654689
Filing Date: 2010-02-02
Classification: F21V,F21Y

Abstract:
1. An LED lamp assembly comprising: a housing defining an opening; a printed circuit board positioned on a bottom of the housing; at least one LED electrically connected to the printed circuit board; a light reflective element defining at least one through hole, and positioned in the housing, the LED passing through the through hole; at least one light-shielding sheet corresponding to the at least one LED respectively, each light-shielding sheet comprising a bottom reflective plate and a pair of opposite sidewalls extending from two opposite ends of the bottom reflective plate, and a plurality of light holes defined at sides of the bottom reflective plate adjacent to the two opposite sidewalls, wherein the bottom reflective plate is separated from the light reflective element by a predetermined distance, and the sidewalls of the at least one light-shielding sheet is connected to the light reflective element, such that the at least one light-shielding sheet and the light reflective element cooperatively define a light-mixing space; and a lamp cover fixed on the opening of the housing.