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US 2017/0167752 A1Published application
Water heater having thermal displacement conduit
AssigneeA. O. Smith Corporation
InventorsJianmin Yin, Matthew Critchley
Life of this patent
Estimating the term…
Abstract
A water heater includes a tank containing water to be heated and a thermal displacement conduit communicating between a portion of the tank and a receptacle. Water is displaced out of the portion of the tank, through the conduit, and to the receptacle during thermal expansion of the water during heating.
Claims18
A water heater comprising:
- a tank containing water to be heated;
- a cold water inlet for interfacing between a cold water supply pipe and the water tank for the supply of cold water to the tank;
- a heat source for heating the water in the tank;
- a receptacle;
- and
- a thermal displacement conduit communicating between a portion of the tank and the receptacle, such that water is displaced from the portion of the tank, through the conduit, to the receptacle during thermal expansion of the water during heating.
3 more elements
A water heater comprising:
- a tank containing water to be heated;
- a cold water inlet for interfacing between a cold water supply pipe and the water tank for the supply of cold water to the tank;
- a dip tube communicating at one end with the cold water inlet and having an opposite free end from which cold water is released into the tank;
- a heat source for heating the water in the tank;
- a receptacle outside of the tank;
- and
- a thermal displacement conduit communicating between a portion of the tank and the receptacle, such that water is displaced from the portion of the tank, through the conduit, to the receptacle during thermal expansion of the water during heating;
- wherein the thermal displacement conduit is separate and distinct from the dip tube;
- and
- wherein the portion of the tank is lower than the free end of the dip tube.
7 more elements
Dependencies are inferred from the claim text.