Patent ID: 7323028
Filing Date: 2008-01-29
Classification: B01D,F28F,Y10S

Abstract:
1. A filter screen assembly for use with an air intake structure, the structure including at least one face within which is formed an air intake opening, said filter screen assembly comprising: a screen comprising an air permeable material and having an outer perimeter edge; a plurality of individual and spaced apart fasteners disposed at locations along the intake opening face surrounding the intake opening, each of said fasteners projecting from an intake face location of the structure and including a fixed component and an end projecting and rotatable component, a plurality of apertures being formed in said perimeter edge and in alignment with both said fasteners, said rotatable component projecting through said apertures and securing said screen to the air intake face, and said perimeter edge being secured by said fasteners against the intake face in order to prevent the admittance of air bypassing the air permeable material and to filter out contaminants associated with an air stream entering the intake.