Air heating apparatus
AssigneeKyungdong Navien Co., Ltd.
InventorsJun Kyu PARK, Su Hwa SONG
Life of this patent
Estimating the term…
Abstract
An air heating apparatus includes an expansion tank that stores water, a water heating device that receives heat from combustion gas generated by a combustion reaction and heats the water, a heating heat exchanger that receives the water heated by the water heating device and conducts heat exchange between air to be released for heating and the water, a fan that supplies the air to the heating heat exchanger, a case in which the water heating device, the expansion tank, the heating heat exchanger, and the fan are disposed, a main passage that connects the expansion tank, the water heating device, and the heating heat exchanger, and an overpressure prevention passage that branches off from the main passage and has one end portion disposed on one side of the case.
Claims10
An air heating apparatus comprising:
- an expansion tank configured to store water;
- a water heating device configured to receive heat from combustion gas generated by a combustion reaction and heat the water;
- a heating heat exchanger configured to receive the water heated by the water heating device and conduct heat exchange between air to be released for heating and the water;
- a fan configured to supply the air to the heating heat exchanger;
- a case in which the water heating device, the expansion tank, the heating heat exchanger, and the fan are disposed;
- a main passage configured to connect the expansion tank, the water heating device, and the heating heat exchanger;
- and
- an overpressure prevention passage configured to branch off from the main passage, the overpressure prevention passage having one end portion disposed on one side of the case.
Dependencies are inferred from the claim text.