Patent · US Active

Fluid filter

US7887701B2 · kind B2 · utility

12Cited by

5References

12Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Mike Schmid · Bingen, DE
Daniel Siefert · Waiblingen, DE
Andreas Widmaier · Herrenberg, DE

Key dates

Filing date	Feb 14, 2008
Grant date	Feb 15, 2011
Priority date	—
Expiry date	Nov 26, 2028

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2201/4007
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter assembly, having a housing including a housing bottom portion; at least one ring filter element that is received by at least one receiving space defined at least in part by the housing, wherein the receiving space includes a receiving space bottom portion; a cover attached to the housing bottom portion and configured for at least partially enclosing the at least one receiving space and the ring filter element, wherein the at least one receiving space may be selectively emptied when the cover is removed; an outlet located at the receiving space bottom portion within the cover; and a closure located on the at least one ring filter element, wherein the closure is configured to at least partially close the outlet when the at least one ring filter element is inserted into the at least one receiving space.

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