Patent ID: 8833968
Filing Date: 2014-09-16
Classification: F21K,F21V,F21Y

Abstract:
1. An LED illuminating device comprising: a base; an LED substrate mounted on the base; at least one LED arranged on the LED substrate; a driving circuit module accommodated in the base and electrically connected with the at least one LED; and an envelope fixed on the base and comprising a plurality of transmission regions and a plurality of reflective regions, the plurality of transmission regions allowing a first portion of light beams emitted by the at least one LED to pass therethrough, the plurality of reflective regions being configured to reflect a second portion of the light beams emitted by the at least one LED and allowing light beams emitted by the at least one LED to reach various locations of the plurality of transmission regions at various angles; and wherein the plurality of reflective regions are discrete reflective films formed on an internal surface of the envelope.