Reusable filter apparatus

Apparatus comprising a reusable flexible screen filter element and its cleaning means, the periphery of said filter element being secured to resilient frame means, said filter being resiliently windable on itself for insertion into said cleaning means, the cleaning means comprising a cylindrical container having an inlet port and an outlet port to pass a cleaning fluid through said filter and to clean said filter after which said filter may be removed and reused, removable cap means on said container for inserting and removing said filter from said container and for sealing said container after said filter is inserted therein, said inlet port comprising an opening in the top of said container, said outlet port comprising an opening in the bottom of said container, said cap comprising a removable closure fitting over said inlet port, chamber means in said closure for holding a cleaning composition, said chamber means comprising a cylindrical side wall extending into a bottom wall having perforations therein, said chamber being placed proximate said inlet port and adapted to hold a cleaning composition for application to said screen filter element when a fluid is passed into said inlet port, through said container and out of said outlet port.