The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 08, 2011
Filed:
Jul. 27, 2006
Christophe Trochou, Veigne, FR;
Christophe Trochou, Veigne, FR;
Burner Systems International (BSI), Veigne, FR;
Abstract
The invention concerns a gas burner () with multiple concentric flame rings, comprising: a central burner () with a central ring of flame orifices (), and axial central gas injector () and convergent-divergent means () forming venturi; and an annular outer burner () coaxially surrounding the central burner and provided with at least one annular ring of flame orifices (), gas injecting means () and convergent-divergent means () forming venturis; the gas injecting means () include several radial gas injectors () around the central injector (); the convergent-divergent means () include several radial convergent-divergent conduits () forming tubular venturis coaxial respectively to the radial injectors () and emerging in the annular outer burner.