Filter element
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United States of America Patent
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Jan 26, 2021
Grant Date -
Nov 20, 2008
app pub date -
Jun 16, 2008
filing date -
Apr 13, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
A sub-component of a replaceable filter element that is interfacably sealing a standpipe includes an end cap, said second end cap defining a first central opening; a central tube extending from the first central opening of the second end cap, wherein the central tube defines an inner surface, an outer surface and a top surface, wherein the top surface defines a second central opening, wherein the central tube includes an actuator excluding keys, free ends, or projections; and a standpipe seal disposed proximate the top surface of the central tube, wherein the standpipe seal defines a third central opening.
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