Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Andreas Widmaier0
Uwe Grass0
Mike Schmid0
Date of Patent
January 31, 2017
Patent Application Number
12809198
Date Filed
December 4, 2008
Patent Citations Received
Patent Primary Examiner
Patent abstract
A filter device having a filter element received in a filter housing, the filter housing has an inlet and an outlet. The filter element separates a crude chamber that communicates with the inlet from a pure chamber that communicates with the outlet. The filter element has an axially and eccentrically projecting plug, which in an inserted state, is plugged into a plug receptacle formed within the filter housing, and wherein at least one signal generator recognizes at least one of a presence and an absence of the plug in the plug receptacle, generating at least one signal.
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