Patent ID: 9273862
Filing Date: 2016-03-01
CPC Classification: F21K,F21V,F21Y

Claim Text:
1. An LED light dedusting/cooling system comprising: a housing receiving therein a control member, a fan, a heat sink and an LED module, the fan and the LED module being respectively disposed on two opposite sides of the heat sink; and a vibrator received in the housing and disposed on one side of the heat sink proximal to the fan and positioned between the heat sink and the fan; wherein the housing includes a light seat and a light shade mated with the light seat, a winding passage being annularly defined between a circumference of the light seat and a circumference of the light shade; wherein the winding passage includes a first passage positioned between a free end of a radial flange of a nonlinear rim and an axial skirt section of the nonlinear rim, the first passage vertically extending from a first end of the winding passage to communicate with a second passage, the second passage horizontally extending to communicate with a third passage, the third passage vertically extending to a second end of the winding passage to communicate with a receiving space of the light seat.