Patent ID: 8656904
Filing Date: 2014-02-25
Classification: A01K,F24D

Abstract:
1. A heater comprising: a burner housing having a front panel and an inlet for supplying air into said burner housing; a plurality of burners spaced from each other in said burner housing for combusting a fuel and air mixture into heated gas; a plurality of heater tubes each extending from and returning to said front panel of said burner housing for radiating heat, said heater tubes each having an inlet end and an outlet end with said inlet ends in communication with said burners for receiving the heated gas from said burners; a collector box disposed in said burner housing in communication with said outlet ends of said heater tubes for receiving the heated gas from said heater tubes; and a fan in communication with said collector box to move the heated gas from said burners to said collector box; said outlet ends of said heater tubes being adjacent each other at said burner housing and each of said inlet ends of said heater tubes being spaced in different directions from said outlet ends at said front panel of said burner housing.