Modular filter system and method of repairing and/or...

Liquid purification or separation – Particulate material type separator – e.g. – ion exchange or... – Selective units or compartments

Reexamination Certificate

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Details

C210S276000, C210S292000, C210S271000, C210S273000, C210S274000, C210S275000, C210S793000, C210S188000, C210S136000, C210S086000

Reexamination Certificate

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06942795

ABSTRACT:
A modular filter system and a method of repairing and/or replacing one or more components thereof. The modular filter system includes a traveling backwash hood assembly and a plurality of filter cells having media contained therein. The traveling backwash hood assembly includes a hood and a baffle assembly. Preferably, the hood has at least one opening formed therein and a cover plate operably associated with the at least one opening. The baffle assembly includes a plurality of baffles for directing the flow of fluid. The baffle assembly is detachably connected to the hood to permit the baffle assembly to be moved relative to the hood to permit an individual to readily gain access to the baffle assembly to repair or replace one or more components thereof.

REFERENCES:
patent: 2302449 (1942-11-01), Laughlin
patent: 2302450 (1942-11-01), Laughlin
patent: 3984326 (1976-10-01), Bendel
patent: 4152265 (1979-05-01), Meyers
patent: 4189386 (1980-02-01), Aman
patent: 4308141 (1981-12-01), Clendenen
patent: 4764288 (1988-08-01), Walker
patent: 4859330 (1989-08-01), Pauwels
patent: 4957631 (1990-09-01), Pauwels
patent: 4988439 (1991-01-01), Medders, II
patent: 5286392 (1994-02-01), Shea
patent: 5401405 (1995-03-01), McDougald

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