Patent ID: 6269780
Filing Date: 2001-08-07
Classification: F24H,Y10T

Abstract:
A water heater comprising:a tank having a wall defining an opening;a water inlet tube extending through said opening and into said tank to provide water to said tank;a spud connected to said wall and surrounding said opening;a support surface defined by said tank wall within said spud;a heat trap separate and distinct from said inlet tube and disposed at least partially within said spud, said heat trap including a sleeve portion and an enlarged diameter portion having a larger diameter than said opening in said tank wall such that said enlarged diameter portion is prevented from passing through said opening in said tank wall and into said tank, said heat trap being supported by said support surface outside of said tank, said heat trap including a valve that opens upon the flow of fluid through said heat trap, and that closes in the absence of fluid flow through said heat trap; anda pipe communicating with said spud.