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US 5,355,841 AGranted
Water heater with integral burner
AssigneeSABH (U.S.) Water Heater Group, Inc.
InventorsH. Jack Moore, Jr., Martin Abalos
Life of this patent
Estimating the term…
Abstract
A water heater having improved operating characteristics and lower costs of manufacturing is described. The water heater has an unified combustion chamber and burner construction.
Claims22
A water heater comprising:
- a tank adapted to contain a body of water, said tank having a water inlet, a water outlet and a bottom;
- a combustion chamber defined by said tank bottom, a side wall substantially gas tightly sealed to said tank bottom and a bottom pan substantially gas tightly sealed to said side wall;
- a flue passing through said tank having an inlet in said tank bottom:
- a burner substantially gas tightly sealed along and to said side wall and adapted to contain combustion above said burner;
- a fuel and air proportioner adapted to admit air and fuel to said combustion chamber;
- said combustion chamber being substantially gas tight except for said proportioner and said flue.
3 more elements
A water heater comprising:
- a tank adapted to contain a body of water, said tank having a water inlet, a water outlet and a bottom;
- a flue passing through said tank having an inlet in said tank bottom;
- a skirt substantially gas tightly fixed to said tank bottom;
- a burner top pan having a burner opening substantially gas tightly fixed along and to said skirt whereby a combustion chamber is defined within said skirt between said tank bottom and said burner top pan;
- a burner fixed to said burner top pan along said burner opening;
- a burner bottom pan substantially gas tightly fixed along and to said skirt whereby a burner chamber is defined within said skirt between said burner top pan, said burner and said burner bottom pan;
- and
- a fuel and air proportioner adapted to admit fuel and air into said burner chamber.
5 more elements
A water heater comprising:
- a tank adapted to contain a body of water having a water inlet and a water outlet;
- a sealed heating chamber adjacent said tank adapted to contain burner apparatus and combustion of fuel and air and produce heat products of combustion;
- a flue communicating with said heating chamber and passing through said tank;
- a burner having a substantially cylindrically shaped side wall positioned within said heating chamber and adapted to permit air and fuel to pass outwardly of said side wall and to combust exteriorly of said side wall;
- and
- an air and fuel proportioner extending inwardly through a side portion of said heating chamber and adapted to admit air and fuel to said burner.
3 more elements
Dependencies are inferred from the claim text.