Gas separation – With means securing or retaining separating media – Unit or cohesive sheet-like media in flow line or frame
Reexamination Certificate
2006-02-14
2006-02-14
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
06997968
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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Bishop Wayne R. W.
Gieseke Steven Scott
Kreitinger Edward J.
Kuhn John David
Xu Ji-an
Donaldson & Company, Inc.
Greene Jason M.
Merchant & Gould P.C.
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