Patent ID: 7635401
Filing Date: 2009-12-22
Classification: F24F

Abstract:
1. An air cleaning device for an animal container having a vent opening in a wall, comprising: a housing having at least one wall with external and internal surfaces, said housing having a stair-step configuration, said wall having at least two openings therein, said openings being positioned at different locations in the wall such that the openings have different orientations to each other, wherein said housing can be positioned adjacent the animal container to align the vent opening of the animal container with one of said openings in said housing wherein another one of said openings in said housing is spaced away from said animal container; and an air cleaning element positioned within the housing, said air cleaning element having the capability to draw air into the housing from the animal container through the aligned openings, said air cleaning element being affixed to the wall of said housing.