Heating apparatus
Abstract
Abstract A HEATING APPARATUS INCLUDING ENCLOSURE MEANS DEFINING A COMBUSTION CHAMBER, MEANS FOR DISTRIBUTING HEATED AIR FROM SAID COMBUSTION CHAMBER, AND A BURNER UNIT DISPOSED IN SAID COMBUSTION CHAMBER COMPRISING A FIRST VENTURI HAVING AN INLET PORT AND AN OUTLET PORT PARTIALLY DEFINING A COMBUSTION ZONE, THE FIRST VENTURI HAVING AT LEAST ONE PRIMARY AIR INTAKE PORT, A FIRST FUEL SUPPLY LINE COMMUNICATING WITH THE INLET PORT OF THE FIRST VENTURI, A SECOND VENTURI MOUNTED ON THE FIRST VENTURI HAVING AN INLET PORT AND AT LEAST ONE OUTLET PORT COMMUNICATING WITH THE COMBUSTION ZONE, THE SECOND VENTURI HAVING AT LEAST ONE PRIMARY AIR INTAKE PORT DIRECTLY COMMUNICATING WITH THE INTERIOR OF THE FIRST VENTURI, A SECOND FUEL SUPPLY LINE COMMUNICATING WITH THE INLET PORT OF THE SECOND VENTURI, AND THE FIRST VENTURI HAVING A LARGER CAPACITY THAN THE SECOND VENTURI WHEREBY THE SECOND VENTURI MAY BE OPERATED TO PROVIDE A LOW FIRING RATE AND THE FIRST VENTURI MAY BE OPERATED WITH OR WITHOUT THE SECOND VENTURI TO PROVIDE HIGHER FIRING RATES.
Inventors
- 👤 Walter F Jackson
- 👤 James F Wise
Bibliographic Details
Claims Analysis
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