Liquid purification or separation – Processes – Separating
Reexamination Certificate
2007-06-13
2009-06-30
Prince, Fred (Department: 1797)
Liquid purification or separation
Processes
Separating
C210S791000, C210S167100
Reexamination Certificate
active
07553425
ABSTRACT:
A skimming screen for a swimming pool filtration system is disclosed. The skimming according to the invention includes a support frame having a central opening and a mesh fabric or screen material attached to the support frame so as to extend over substantially the entire area of the central opening. The support frame and the screen material are shaped and dimensioned to cover the intake orifice of the suction line when a strainer basket is removed for cleaning. A method of using the skimming screen to facilitate cleaning of the strainer basket is also disclosed.
REFERENCES:
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patent: 3677408 (1972-07-01), Dinizo, Jr.
patent: 5217610 (1993-06-01), McClain et al.
patent: 6007714 (1999-12-01), Keith
patent: 6471856 (2002-10-01), Keith
patent: 6932899 (2005-08-01), Bonelli et al.
patent: 2002/0153298 (2002-10-01), Blaze
Quarry Margaret
Stern Samuel B.
Dann Dorfman Herrell and Skillman, P.C.
Prince Fred
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