Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Patent
1989-06-12
1991-07-02
Spitzer, Robert
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
55498, 55499, 55DIG5, 21049701, 1562755, B01D 2706
Patent
active
050283308
ABSTRACT:
The end caps of a filter element are formed on the element by dispensing a photo-initiated polymer in a transparent mold, setting the end of the filter media array in the mold, exposing the mold to ultraviolet light for a time sufficient to cure the polymer, and then stripping the mold from the finished end cap. Accordingly, the time of 60-75 seconds required to cure prior art Plastisol end caps is reduced to a few seconds necessary to cure the end caps made from the photo-initiated polymer. The end caps have been designed with reinforcing ribs to minimize the amount of polymer required while still maintaining necessary hoop strength to retain the media in place.
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Caronia Anthony J.
Cote, Jr. Edmond H.
Gabrielson Robert
Johnson Alan B.
Rucinski Kevin J.
Allied-Signal Inc.
Antonis William N.
Decker Ken C.
Spitzer Robert
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