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:
Oct. 03, 2017
Filed:
Mar. 04, 2013
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventors:
Yuki Mimura, Yokohama, JP;
Akihiro Onoda, Yokohama, JP;
Tomohiko Tsukuda, Yokohama, JP;
Naoki Shibukawa, Saitama, JP;
Toshio Hirano, Yokohama, JP;
Iwataro Sato, Hiratsuka, JP;
Kazutaka Tsuruta, Yokohama, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/08 (2006.01); F01D 9/06 (2006.01); F01D 11/00 (2006.01); F01D 25/12 (2006.01);
U.S. Cl.
CPC ...
F01D 11/08 (2013.01); F01D 9/065 (2013.01); F01D 11/001 (2013.01); F01D 25/12 (2013.01);
Abstract
A sealing device for a turbine has a sealing member provided in a gap between a rotor and a stator arranged to surround the rotor, and a fluid path provided within the stator, to introduce, into the stator, a cooling medium used to cool stationary blades extending radially inward from the stator, and to flow the cooling medium at least to an upstream side of the sealing member.