Patent ID: 8833977
Filing Date: 2014-09-16
Classification: F21K,F21V,F21Y

Abstract:
1. A lighting apparatus comprising: a heat sink; a mounting block provided over the heat sink and having a top surface and a plurality of side surfaces; at least one LED module provided on the heat sink and including one or more LED, the at least one LED module mounted on at least one of the side surfaces of the mounting block; a first reflector provided over the heat sink and below the LED module and configured to reflect light emitted by at least one LED; a second reflector provided over the LED module and configured to reflect light emitted by at least one LED, the second reflector mounted to the top surface of the mounting block; an enclosure provided over the heat sink to surround the first and second reflectors and the mounting block; and a power module connected to the heat sink to provide power to the LED module, wherein an upper surface of the first reflector is sloped at a first prescribed angle with respect to a central vertical axis of the heat sink, and a bottom surface of the second reflector is sloped at a second prescribed angle with respect to the central vertical axis of the heat sink, wherein the first prescribed angle is between 120° to 140° relative to the central vertical axis of the heat sink, and wherein the second prescribed angle is between 70° to 110° with respect to the central vertical axis of the heat sink.