Fluid filter

Liquid purification or separation – With repair or assembling means

Reexamination Certificate

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Details

C210S251000, C210S460000, C210S497010, C137S140000, C222S189060

Reexamination Certificate

active

07025878

ABSTRACT:
A substantially clog-resistant self-supporting fluid filter100for attachment to an open end of flow tube118.Filter100comprises a substantially cylindrically shaped grid or fluid intake portion102having first end112and a second end116.Fluid intake portion102comprises a plurality of substantially parallel longitudinal ribs106affixed to a plurality of substantially parallel circular ribs108at an angle to longitudinal ribs106thereby allowing a fluid to flow therebetween while preventing passage of debris intermixed with the fluid. Longitudinal ribs106and circular ribs108are substantially rigid such that they cooperate to be structurally self-supporting. End cover114is affixed to first end112.Filter100further comprises tube receiving portion104,which is affixed to or integral with second end116and is configured such that flow tube118engages tube receiving portion104in a secure, slidable manner.

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