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:
Jan. 26, 2021
Filed:
Apr. 20, 2018
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Energy Systems & Solutions Corporation, Kawasaki, JP;
Kazuyuki Nakamura, Yokohama Kanagawa, JP;
Koichi Kubo, Kawasaki Kanagawa, JP;
Takahiro Nakashima, Yokohama Kanagawa, JP;
Takanori Nakamura, Yokohama Kanagawa, JP;
Takuya Tomioka, Kawasaki Kanagawa, JP;
Keita Saito, Kawasaki Kanagawa, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Energy Systems & Solutions Corporation, Kawasaki, JP;
Abstract
According to the embodiment of the present invention, a guide vane of a water turbine rotatable about an axis, including a guide vane for directing supplied flowing water toward the downstream side. The guide vane has a downstream end edge having an upper end portion and a lower end portion. The lower end portion of the downstream end edge is displaced in the direction orthogonal to an axis with respect to the upper end portion of the downstream end edge when viewed from the downstream side.