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. 23, 2015
Filed:
Aug. 24, 2011
Eiji Takami, Minato-ku, JP;
Katsunori Tanaka, Minato-ku, JP;
Koichi Nishida, Minato-ku, JP;
Shinji Akamatsu, Minato-ku, JP;
Hideki Haruta, Minato-ku, JP;
Tomo Kawakami, Minato-ku, JP;
Kei Inoue, Minato-ku, JP;
Eiji Takami, Minato-ku, JP;
Katsunori Tanaka, Minato-ku, JP;
Koichi Nishida, Minato-ku, JP;
Shinji Akamatsu, Minato-ku, JP;
Hideki Haruta, Minato-ku, JP;
Tomo Kawakami, Minato-ku, JP;
Kei Inoue, Minato-ku, JP;
MITSUBISHI HITACHI POWER SYSTEMS, LTD., Yokohama-shi, JP;
Abstract
A fuel nozzle for a gas turbine combustor includes: an internal cylinder; a burner cylinder concentrically provided on the outer circumference of the internal cylinder in the vicinity of its distal end to surround the distal end portion of the internal cylinder; an air passage provided between the burner cylinder and the internal cylinder for delivering combustion air; a space provided at an axial center of the internal cylinder and extending in the axial direction of the internal cylinder; a plurality of inner passages provided at approximately equal intervals in the circumferential direction of the internal cylinder for injecting fluid through its distal end portion; and at least one communication portion provided on the upstream side of the distal end portion of the internal cylinder and extending from the outer wall of the internal cylinder toward the inner side in the radial direction to communicate with the space.