Patent ID: 8211302
Filing Date: 2012-07-03
Classification: B01D

Abstract:
1. A filter assembly, comprising: a filter base including an inlet and an outlet; a first valve disposed in the inlet, the first valve including a portion that protrudes from the filter base; a second valve disposed in the outlet, the second valve including a portion that protrudes from the filter base; a removably attachable filter configured to mechanically bias the first and second valves in an open position, the filter having a central passageway located interior to the filter element, the central passageway being configured to convey fluid to a passageway outlet, the central passageway having a sealing portion at the passageway outlet, wherein an uppermost surface of the sealing portion is located below an uppermost surface of a housing of the filter, a radially outer side of the uppermost surface of the sealing portion being configured to be pressed against the filter base; and a sealing arrangement associated with the protruding portion of one of the first valve or the second valve and configured to block flow around the one of the first valve or the second valve in a direction substantially parallel to a longitudinal axis of the one of the first valve or the second valve when the one of the first valve or the second valve is in the open position.