Patent ID: 6878266
Filing Date: 2005-04-12
Classification: B01D,C02F,E04H,Y10S

Abstract:
1. A readily removable filter bag for use in a water circulation system that includes a filter having a vertically extending cylindrical filter body formed with a water inlet opening at its upper end and a water discharge orifice at its lower end, the sides of such cylindrical filter body being formed with auxiliary water inlet openings, said filter bag comprising: a cylindrical sheath of porous fabric material having an upper end configured to be supported by the upper end of said filter body and a lower end which is extendable downwardly to the lower end of the filter body so as to slidably and completely encompass the exterior of the sides of the filter body, such filter bag also being formed with a debris-trapping pocket of porous fabric material that is extendable concentrically downwardly from the upper end of the sheath into the filter body from the water inlet opening of the filter body to a point adjacent to and spaced above the water discharge orifice and a lifting handle secured to the upper end of the sheath where said upper end is configured to be supported by the upper end of said filter body so as to extend across said debris-trapping pocket.