Air heating apparatus
AssigneeKyungdong Navien Co., Ltd.
InventorsJun Kyu Park, Duck Sik Park, Dong Hwan Kim, Seong Sik Moon
Life of this patent
Estimating the term…
Abstract
Disclosed is an air heating apparatus including a burner that causes a combustion reaction, a main passage, through which water flows while circulating, a heat exchanging device that receives heat from combustion gas generated by the combustion reaction and heats the water flowing along the main passage, a heating heat exchanger that receives the water heated by the heat exchanging device and exchanges heat with the air for heating, a fan that blows the air to the heating heat exchanger, and an expansion tank disposed in the main passage to accommodate a change in a volume of the water and having an expansion opening opened to an outside.
Claims20
An air heating apparatus comprising:
- a burner configured to cause a combustion reaction;
- a main passage, through which water flows while circulating;
- a heat exchanging device configured to receive heat from combustion gas generated by the combustion reaction and heat the water flowing along the main passage;
- a heating heat exchanger configured to receive the water heated by the heat exchanging device and exchange heat with an air for heating;
- a fan configured to blow the air to the heating heat exchanger;
- and
- an expansion tank disposed in the main passage to accommodate a change in a volume of the water and having an expansion opening opened to an outside.
Dependencies are inferred from the claim text.