Patent ID: 6572367
Filing Date: 2003-06-03
Classification: F23D

Abstract:
A combustion chamber for igniting a combustible gas, comprising:a housing chamber of a cylindrical configuration having a top surface and a bottom surface surrounded by a cylindrical sidewall, said housing oriented in the vertical discretion and supported by said bottom surface, said top surface having an opening, said opening communicating with a first inner chamber of said housing, said inner chamber communicating with a side surface of said housing via an aperture transverse to said top opening and for accommodating a cylindrical burner in a horizontal orientation, an outer chamber in said housing surrounding said inner chamber and totally isolated therefrom with said outer chamber communicating with said opening, whereby said inner chamber of said housing is adapted to receive a fire tube at said opening for circulating hot gases, with said outer chamber adapted to receive an outer shell for accommodating a fluid to be heated, and an igniter port located on a surface of said housing for accommodating an igniter, said port directed into said inner chamber of said housing for accommodating the igniter to be positioned in said inner chamber and operative to ignite a combustible gas flowing through said burner.