Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Karlheinz Muenkel0
Michael Wolf0
Norbert Maurer0
Ralf Bauder0
Joachim Stinzendoerfer0
Date of Patent
June 17, 2008
Patent Application Number
11354169
Date Filed
February 15, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
An oil filter for an internal combustion engine with a cup-shaped housing that is releasably connectable to a receiving head. The housing has a first interlocking element that extends across at least a portion of the outer circumference of the housing and is interrupted by at least one axially extending recess. The filter element has a liquid-tight canister provided on its outer surface with second interlocking elements, which fit into the recesses of corresponding first interlocking elements when the filter element is installed in the housing.
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