Patent ID: 7473359

Claim:
A filter for use with an automatic flushing arrangement of a water system, said water system including a main pipe line with a plurality of distribution lines connected therewith, said distribution lines including a plurality of inter-connected water distribution members, said automatic flushing arrangement being engaged with selected of said water distribution members and comprising a valve movable between open and closed positions and a programmed pod for moving said valve between said open and closed positions at predetermined intervals, said filter being conically shaped and including: a perforated body having a first end and a larger second end, said first end being covered with a perforated cap secured with said body and said second end having an outwardly directed flange secured therewith, said flange including a cross piece which extends across said open second end, an elongate member interconnecting with said cross piece and said cap, said elongate member further securing said cap with said filter; said conical strainer being positioned in a hollow interior of a water distribution member with said flange of said filter being located between adjacent ends of adjacent distribution members fixedly positioning said strainer upstream of said valve; whereby, when said valve is opened by said programmed pod to flush said water system of sediment and chemical buildup, debris in said water system moving through said filter toward said valve and an exit end is caught and retained by said filter preventing said debris from disabling the operation of said valve.