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:
Jun. 11, 1996
Filed:
Sep. 10, 1993
Applicant:
Inventors:
Masaaki Nakaura, Nagoya, JP;
Hideo Okamoto, Nagoya, JP;
Hideaki Ishikawa, Nagoya, JP;
Kazuo Yagi, Nagoya, JP;
Assignee:
Rinnai Kabushiki Kaisha, Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F23M / ; F23D / ;
U.S. Cl.
CPC ...
431285 ; 431326 ; 431328 ; 431349 ;
Abstract
In a gas burner device having a first burner having a first fire hole formed therein and a second burner having a second fire hole arranged therein, the fire hole is disposed around the first fire hole of a first burner to straddle the first fire hole. The second burner has a common suction hole through which a fuel gas and primary air are supplied to the second fire hole independent of fuel gas and primary air supplied to the first burner.