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US 2014/0209528 A1Published application
Filter with dual pleat pack
AssigneeFiltran LLC
InventorsJohn G. Eleftherakis, Ibrahim Khalil, Conrad F. Alfaro
Life of this patent
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Abstract
A fluid filter apparatus comprising an upper housing shell; a lower housing shell; a pleat pack element comprising a peripheral frame and a folded pleated media. The frame is at least partially molded over the media to secure the media in the frame, and the media comprises two or more types of media of different densities from each other.
Claims20
A fluid filter, comprising:
- an upper housing shell;
- a lower housing shell;
- and
- a pleat pack comprising a peripheral frame and a folded pleated media, wherein the frame is at least partially molded over at least some edges the media to secure the media in the frame, wherein the media comprises two types of media of different filtration densities from each other.
1 more element
A fluid filter comprising:
- a housing forming an enclosure;
- and
- a pleat pack element comprising a peripheral frame and a folded pleated media, wherein the frame is at least partially molded over at least some edges of the media to secure the media in the frame, wherein the media comprises two types of media of different filtration densities from each other, wherein the two different types of pleas pack media are in a parallel arrangement in the direction of flow with respect to each other.
A method of making a fluid filter apparatus comprising:
- providing a housing;
- providing a pleat pack element comprising a peripheral frame and a folded pleated media, by at least partially molding frame material over at least some edges the media to secure the media in the frame;
- and
- forming an enclosure with the housing so that the pleat pack element is enclosed inside the housing, and wherein the media comprises two types of media of different filtration densities from each other, wherein the two different types of pleat pack media are in a parallel arrangement in the direction of flow with respect to each other.
1 more element
Dependencies are inferred from the claim text.