Patent ID: 6676721
Filing Date: 2004-01-13
Classification: B01D,F02M

Abstract:
A filter comprising:(a) a frame construction including a first frame structure and a second frame structure retaining a filtration media; (b) first and second panel sections mounted in extension between said first and second frame structures; (i) said first panel section having first and second ends, and said second panel section having third and fourth ends; (A) said first and third ends having a first distance therebetween; (B) said second and fourth ends having a second distance therebetween, said second distance being greater than said first distance; (ii) said first and second panel sections and said second frame structure defining an air flow aperture; (c) a seal arrangement circumscribing said air flow aperture and projecting outwardly from said second frame structure; and (d) a stop arrangement projecting outwardly from said second end.