Patent ID: 9587820
Date: 2017-03-07
CPC Classifications: F21K,F21V,F21Y,F28F

Claim:
1. An active cooling device, the active cooling device defining radial and circumferential directions, the active cooling device comprising: a plurality of fins spaced apart from each other along a circumferential direction of the cooling device and rotatable about an axis of rotation; a housing defining a plurality of chambers positioned adjacent to each other along the circumferential direction, each of the plurality of chambers formed at least in part by opposing walls that extend along the radial direction, each chamber defining at least two openings for air flow in and out of the chamber, wherein at least one fin from the plurality of fins is movably positioned within each chamber; and an oscillating device positioned at least partially within the housing and radially inward of the plurality of fins, the plurality of fins connected with the oscillating device, the oscillating device structured for causing the plurality of fins to rotate back and forth along the circumferential direction so as to create air flow through the openings in each chamber; the device further comprising a plurality of light emitting devices supported by the housing and positioned outside of the plurality of chambers of the housing, wherein the at least two openings are spaced apart on sides of light emitting devices.