Patent ID: 8636902

Claim:
An oil filter arrangement having a housing, the housing comprising a receiving space for a filter element, which can be inserted into the housing and through which oil can flow, wherein a discharge opening is provided at the bottom of the receiving space, and a discharge valve is provided in the discharge opening, wherein the discharge valve comprises a valve body, which is movable between a locking position and an opening position in a displaceable manner and is moved to the locking position by a first spring element when the filter element is inserted, and which is moved to the opening position by a second spring element that is designed so as to be weaker than the first spring element, characterized in that the first spring element is arranged on the valve body on the side of the valve body facing away from the discharge opening and is configured as a compound spring having a flat, bent metal band, wherein the bent metal band is formed as an open arc shaped curve and in its neutral state is bent over at an angle of from about 180° to about 315°, and wherein the metal band acts against the filter element or against an end disk of the filter element when the filter element is inserted.