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US 8,276,548 B2Granted
Low cost tankless portable water heater
AssigneeGirard Systems
InventorsFranco Consadori, Gerald Rennert, Ryan Chavez
Life of this patent
Estimating the term…
Abstract
A portable tankless water heater includes a heat exchanger disposed in a sealed housing with an inlet cold water line and an outlet hot water line extending outside the sealed housing. A burner, disposed in an operative relationship with said heat exchanger is provided for heating water flowing through said heat exchanger and an exhaust system induces draft of air from a housing air inlet through said heat exchanger and out of a housing flue outlet.
Claims10
A portable tankless water heater comprising:
- a sealed housing having an air inlet and a flue outlet;
- a heat exchanger disposed in said sealed housing with an inlet cold water line and an outlet hot water line extending outside said sealed housing;
- burner apparatus including a burner, disposed in an operative relationship with said heat exchanger, for heating water flowing through said heat exchanger;
- a gas line extending outside of said sealed housing and in communication with said burner apparatus,
- an exhaust system including a blower for inducing draft of air from said air inlet through said heat exchanger and out of said flue outlet;
- an ignition board for operating said burner apparatus and blower;
- an anti-freezing thermostat switch disposed in said outlet hot water line and a solenoid valve connected to both of the said anti-freezing thermostat switch and said outlet hot water for drawing water from said outlet hot water line upon receipt of a signal from said anti-freezing thermostat switch, said solenoid valve being disposed outside of said housing.
4 more elements
A portable tankless water heater comprising:
- a heat exchanger heaving an inlet cold water line and an outlet hot water line;
- burner apparatus, including a burner, disposed in an operative relationship with said heat exchanger, for heating water flowing through said heat exchanger;
- an exhaust system including a blower apparatus for inducing draft of air from an air inlet, through said heat exchanger and out of a flue outlet;
- an ignition board for operating said burner and said blower;
- and
- a sealed housing suitable for mounting in a vehicle, enclosing said heat exchanger, burner apparatus, blower apparatus, and ignition board, and providing the air inlet and the flue outlet;
- an anti-freezing thermostat switch disposed in said outlet hot water line;
- and
- a solenoid valve connected to both of the said anti-freezing thermostat switch and said outlet hot water for drawing water from said outlet hot water line upon receipt of a signal from said anti-freezing thermostat switch, said solenoid valve being disposed outside of said housing.
6 more elements
Dependencies are inferred from the claim text.