High efficiency particulate air filter and separators

Details High efficiency particulate air filter and separators High efficiency particulate air filter and separators

1987-11-10

1989-01-31

Nozick, Bernard

Gas separation

With means securing or retaining separating media

Unit or cohesive sheet-like media in flow line or frame

55521, B01D 4600

Patent

active

048013170

ABSTRACT:
This invention relates to a pleated high efficiency particulate air filter and separators therefor in which the separators for filter media to be wound therearound comprise a lattice with tapered struts or spacers, a rounded pleat fold contacting member, and vertically spaced apart air inlet and outlet media supporting flat members to provide uniform internal support for the pleats. The struts are formed to provide a tapered space between filter media and the struts after the media is wound around the separators.

REFERENCES:
patent: 930561 (1909-08-01), Rahe
patent: 3675402 (1972-07-01), Weed
patent: 4449993 (1984-05-01), Bergeron
patent: 4708724 (1987-11-01), Agnew

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