Z-filter media pack arrangement; and, methods
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United States of America Patent
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Jun 28, 2011
Grant Date -
Oct 16, 2008
app pub date -
Jun 6, 2005
filing date -
Jun 8, 2004
priority date (Note) -
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Abstract
Z-filter media pack arrangements and methods for providing them are described. Certain aspects concern a cured-in-place seal on an outside of a coiled z-filter media combination. Other aspects concern a cured-in-place center core, most preferably one that has opposite concave ends with seal arrangements configured to seal a lead end portion of the coiled z-filter media combination.
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