Patent ID: 7442301

Claim:
A filter assembly comprising: a filter housing including: a sump for enclosing a filter having a filter media; a filter head having an inlet and an outlet in fluid communication with said filter media, and at least one standoff located on said filter head housing, said at least one standoff protruding outwards from said filter head housing for use in securing said filter head to a filter manifold; said filter manifold comprising: a filter locator having a tray for mounting said filter head and supporting said sump; a filter guide having a rotator actuating mechanism to secure and hold said filter head in place when said filter head is axially inserted within said filter guide, said rotator actuating mechanism having tabs and slots that rotate upon a transverse axial force from said at least one standoff and from tabs on an internal shutoff; said internal shutoff having tabs and an inlet extension and an outlet extension with apertures for fluid ingress and egress, said internal shutoff in fluid communication with said filter head inlet and outlet during filtering operation, said internal shutoff tabs slidably contacting and aligning said rotator actuating mechanism to secure and remove said filter head; and a rear cover having inlet and outlet ports in fluid communication on an internal side with said filter head inlet and outlet, and in fluid communication on an external side with a fluid source.