Filter element having sealing members and methods

Details Filter element having sealing members and methods Filter element having sealing members and methods

2006-02-01

2008-07-01

Greene, Jason M. (Department: 1724)

Gas separation

With means securing or retaining separating media

Unit or cohesive sheet-like media in flow line or frame

C055S498000, C055S500000, C055S502000, C055S503000, C055S521000

Reexamination Certificate

active

07393375

ABSTRACT:
A filter arrangement includes a media construction comprising a corrugated sheet secured to a flat sheet rolled into a coiled construction. A frame and a first seal member are provided. The frame secures the first seal member to the coiled construction. The first seal member is preferably oriented to form a radial seal with a housing. A second seal member is secured to the outer annular surface of the coiled construction. The second seal member includes a gasket extension having first and second opposite ends; an attachment portion; and a protrusion extending from the attachment portion. The second seal member is preferably oriented to form an axial seal with a housing. Air cleaners preferably utilizing filter arrangements as described herein operably installed within housings. Methods of installing, filtering, assembling, and servicing preferably include arrangements as described herein.

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Complaint with Exhibits A-F;Donaldson Company, Inc. v. Mann+Hummel USA, Inc. and Mann+Hummel GmbH, United States District Court District of Minnesota, Case 0:07-cv-04136 MJD-SRN filed Oct. 1, 2007.
Notice Of Claims Involving Patents;Donaldson Company, Inc. v. Mann+Hummel USA, Inc. and Mann+Hummel GmbH, United States District Court District of Minnesota, Case 0:07-cv-04136 MJD-SRN filed Oct. 1, 2007.
Rule 7.1 Disclosure Statement of Plaintiff Donaldson Company, Inc.;Donaldson Company, Inc. v. Mann+Hummel USA, Inc. and Mann+Hummel GmbH, United States District Court District of Minnesota, Case 0:07-cv-04136 MJD-SRN filed Oct. 1, 2007.
Civil Cover Sheet;Donaldson Company, Inc. v. Mann+Hummel USA, Inc. and Mann+Hummel GmbH, United States District Court District of Minnesota, Case 0:07-cv-04136 MJD-SRN filed Oct. 1, 2007.

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