Patent · US Active

Filter device

US9555351B2 · kind B2 · utility

5Cited by

2References

19Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Uwe Grass · Stuttgart, DE
Mike Schmid · Bingen, DE
Andreas Widmaier · Herrenberg, DE

Key dates

Filing date	Dec 4, 2008
Grant date	Jan 31, 2017
Priority date	—
Expiry date	Feb 24, 2034

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2201/52
WIPO fieldChemical engineering
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.