Fluid filter having a reusable filter housing and a replaceable

Details Fluid filter having a reusable filter housing and a replaceable Fluid filter having a reusable filter housing and a replaceable

1996-01-31

1997-12-09

Savage, Matthew O.

Liquid purification or separation

With repair or assembling means

210248, 210440, 210444, 210450, 210453, 210455, B01D 3530

Patent

active

056956363

ABSTRACT:
A reusable fluid filter assembly is provided, comprising, a cylindrical housing having external threads adjacent its open end; a top plate assembly having internal threads and indexing means for preventing rotation of the top plate with respect to a filter mounting base after the filter is positioned; a top plate attachment member having a fluid exit port extending through it and internal threads for threading onto corresponding external threads on the filter mounting base; and a replaceable filter element. A sealing ring in an annular channel adjacent the external threads of the housing seals the filter assembly when the housing is threaded into the top plate. The top plate attachment member secures the top plate assembly to the filter mounting base and also seals against the open end of the filter element.

REFERENCES:
patent: 5342519 (1994-08-01), Friedmann et al.
patent: 5538626 (1996-07-01), Baumann
patent: 5548893 (1996-08-01), Koelfgen

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