Patent ID: 7846329

Claim:
A replaceable liquid filter comprising a substantially cup-shaped housing with a concentrically disposed outlet opening for filtered liquid, and a filter element disposed in a sealing manner between the inlet opening and the outlet opening, said housing being connected to a top plate, and the top plate being attached to an end plate, said end plate having at least one inlet opening for liquid to be filtered, wherein a releasable connector which extends axially beyond a contour of the housing of the replaceable liquid filter is disposed concentrically in the area of the end plate for releasably connecting the replaceable liquid filter to a mating part, wherein said end plate includes a volume contour member having a contour member inlet aperture; wherein the top plate with said volume contour member and the end plate define an enclosed displacement space, extending axially beyond the contour of the filter housing, for disposing in an inlet chamber of the mating part, such that the inlet opening in the end plate is disposed in the area of the displacement space, such that said contour member inlet aperture provides inlet fluid flow to said displacement space to reach said inlet opening.