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:
May. 20, 2014
Filed:
Mar. 27, 2009
Applicants:
Masato Tamura, Tokyo, JP;
Shinji Watanabe, Tokyo, JP;
Inventors:
Masato Tamura, Tokyo, JP;
Shinji Watanabe, Tokyo, JP;
Assignee:
IHI Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23C 1/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A burner is arranged axially of a burner throat on a furnace wall and includes a nozzle body housed in a wind box and with a secondary air adjuster on a leading end of the nozzle body. The adjuster includes an end plate for defining together with a near-furnace side surface of the wind box a cylindrical space opened in an outer circumference thereof, a slide damper axially slidable for surrounding the cylindrical space, air vanes arranged at predetermined intervals and circumferentially of the cylindrical space for swirling a secondary air and drive means and for slide movement of the slide damper.