Patent ID: 8273145
Filing Date: 2012-09-25
Classification: B01D

Abstract:
1. A filter holder assembly comprising at least one frame having a peripheral wall and an inwardly directed peripheral edge substantially perpendicular to said peripheral wall and adapted to support a filter; at least one cam-lock lever secured to said peripheral wall at a first distance from said inwardly directed peripheral edge for compressing the filter in said frame and against said inwardly directed peripheral edge, said cam-lock lever having a handle portion at one end thereof and a cam head provided with a cam foot at an opposite end thereof, wherein said cam lock lever is rotatable about a pivot pin to cause said cam foot to move between an open position and a clamping position wherein, in said clamping position, said cam foot exerts a compressive force on said filter, and wherein said cam foot is axially aligned with said handle portion and a longitudinal axis of said cam lock lever passing through said handle portion and said pivot pin.