Patent ID: 7662036
Filing Date: 2010-02-16
Classification: F24F

Abstract:
1. A 3-cone diffuser, comprising: a central cone having a front and a back; at least an intermediate cone having a front and a back, and a central opening, the intermediate cone having a plurality of flanges arranged adjacent to the central opening; an outer cone having a front and a back, and a central opening, the outer cone having a plurality of fixing brackets arranged adjacent to the central opening; a first bracket fastened to the back of said central cone, the first bracket having at least two legs at opposing sides of the central cone and a biasing element disposed at at least one of the legs, the first bracket being arranged to releasably engage with said plurality of flanges for removably attaching said central cone to said intermediate cone; and a second bracket fastened to the back of said intermediate cone, the second bracket having a pair of rods and a biasing element disposed at at least one of the rods, the second bracket being arranged to releasably engage the second bracket with said fixing brackets for removably attaching said intermediate cone to said outer cone; wherein, in an assembled condition, said central cone, intermediate cone, and outer cone are assembled one above another in a spaced-apart relationship.