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. 08, 2004
Filed:
Jan. 21, 2003
Yasutaka Kuriyama, Kobe, JP;
Takashi Hasegawa, Kobe, JP;
Hidenori Hata, Kobe, JP;
Masaaki Matsuda, Kobe, JP;
Shingo Kimura, Kobe, JP;
Masahiro Iguchi, Kobe, JP;
Takashi Akiyama, Kobe, JP;
Yasuhiko Sato, Kobe, JP;
Koji Shimomura, Kobe, JP;
Shuji Kameyama, Kobe, JP;
Itsuo Nagai, Kobe, JP;
Shigeo Sugie, Kobe, JP;
Noritz Corporation, , JP;
Abstract
A combustion apparatus ( ) with a burner port assembly ( ) comprises an elongated first array of main burner ports ( ) for jetting and burning a fuel gas mixture of a concentration to make main flames. The combustion apparatus ( ) comprises at least one second arrays of auxiliary burner ports ( ) for jetting and burning a further fuel gas mixture of a different concentration to make auxiliary flames, wherein the second arrays of said auxiliary burner ports ( ) extend along the first array of said main burner ports ( ). The burner port assembly ( ) is constructed using inner and outer wall segments ( ) together with outermost wall segments ( ) or bands ( ). One of the bands ( ) faces the corresponding one of said outermost segments ( ) so as to define between them collateral burner ports ( ).