Burner with venturi tube and flow distributing elements

摘要

A burner fed with a flow of an air-fuel mixture, has a venturi tube arranged at the inside of a tubular burner body provided with through apertures through which said flow passes. The venturi tube is supported and centered in the body at one of its ends. Additional support and centering means of said venturi tube are provided at the inside of said tubular body. The additional support and centering means are provided with control means controlling the distribution of said flow of said air-fuel mixture.