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FILTER DEVICE

  • US 20110089091A1
  • Filed: 12/04/2008
  • Published: 04/21/2011
  • Est. Priority Date: 12/21/2007
  • Status: Active Grant
First Claim
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1. A liquid filter device, comprising:

  • a filter element received in a filter housing,wherein the filter housing has an inlet on a crude side and an outlet on a pure side,wherein the filter element separates a crude chamber that communicates with the inlet from a pure chamber that communicates with the outlet,wherein 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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