Patent ID: 6302063
Filing Date: 2001-10-16
Classification: F24H,Y10T

Abstract:
A heat trap assembly for installation between a water heater tank and a water line comprising:a housing adapted for interconnection between said water heater tank and said water line, said housing including an interior flow chamber in fluid communication with said water heater tank and said water line;a one-way valve disposed in the chamber for enabling unrestricted water flow only in one direction through the chamber, the valve comprising a valve seat and a moveable sealing member;a spring, disposed within the chamber, for urging the sealing member against said valve seat to prevent flow through the chamber in an opposite direction, water flow in the one direction compressing said spring and dislodging the sealing member from said valve seat; anda pressure relief disk disposed between said valve seat and an end of the chamber, said pressure relief disk compressing under a selected water pressure exerted in said opposite direction for enabling water flow in said opposite direction at pressures greater than said selected water pressure.