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:
Feb. 11, 2014
Filed:
May. 25, 2010
Masato Tamura, Koto-ku, JP;
Shinji Watanabe, Koto-ku, JP;
Masato Tamura, Koto-ku, JP;
Shinji Watanabe, Koto-ku, JP;
IHI Corporation, Tokyo, JP;
Abstract
A burnerwhere a secondary air regulatoris provided on a forward end of a nozzle main unitto be installed along the central axis of a burner throatbeing installed on a furnace walland to be accommodated in a wind box, wherein the secondary air regulator has an end platehaving a bored holepenetrating in an axial direction and for forming a cylindrical spacewith peripheral surface opened in a space with the furnace core side surface of the wind box, a rotary damperhaving a bored holepenetrating in an axial direction and being capable to open or close the hole on the end plate by rotating in a peripheral direction, a sliding damperfor surrounding the cylindrical space and being slidable in an axial direction, air vanesandinstalled at a predetermined distance along circumference of the cylindrical space and for giving swirling to the secondary air, first driving meansandfor rotating the rotary sliding damper, and second driving meansandfor sliding the sliding damper.