Patent ID: 7588049
Filing Date: 2009-09-15
Classification: E03B,F16K,Y10T

Abstract:
1. A fire hydrant installation comprising: a substantially polymeric main hydrant body having a plurality of components including an upper barrel, cap, and bonnet, wherein one or more of said components are manufactured from polymer material, wherein side walls of said barrel is constructed to sustain at least 200 PSI working strength and at least 250 PSI burst strength, and wherein the upper barrel includes a polymeric lower flange connected with polymeric bolts to provide a non-critical breakaway joint of the main hydrant body; a stem assembly extending downwardly from the main hydrant body and including a stem coupling configured to give way with the non-critical breakaway joint; and a water main conduit interconnected in selective fluid communication with the main hydrant body, the water main conduit including a water main valve operably attached with the stem assembly at the coupling.