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. 11, 2013
Filed:
Jun. 22, 2007
Hiroyuki Hamana, Hyogo, JP;
Hiroyuki Hamana, Hyogo, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
A stator blade ring is provided with which the possibilities of thermal deformation and a decrease in strength can be reduced, the shape flexibility can be ensured, and the compression performance can be improved. It includes stator blade segments () in each of which an inner shroud portion () and an outer shroud portion () divided corresponding to one stator blade () are provided at both ends of the stator blade () so as to be formed as a single part, and connecting members () that are formed of arch-shaped plates and are disposed on at least one of the inner shroud portions () and the outer shroud portions () of the stator blade segments () adjoining in a circumferential direction, on a side opposite to the stator blades (). The stator blade segments () are welded to the connecting members () at a portion of the length thereof in the circumferential direction.