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:
Sep. 16, 2014
Filed:
Feb. 17, 2010
Jacques Bremond, Saint-Egreve, FR;
Joel Louis Pierre Marin, Claix, FR;
Farid Mazzouji, Vourey, FR;
Daniele Bazin, Voiron, FR;
Jacques Bremond, Saint-Egreve, FR;
Joel Louis Pierre Marin, Claix, FR;
Farid Mazzouji, Vourey, FR;
Daniele Bazin, Voiron, FR;
ALSTOM Renewable Technologies, Grenoble, FR;
Abstract
The invention relates to a unit comprising a hydraulic turbine (), a duct () leading a forced flow of water to the turbine, a duct () discharging the outgoing flow from the turbine and vanes () for guiding the flow through the discharge duct. Each guide vane () is able to rotate about an axis (x) secant to the wall () of the discharge duct. Means () are provided for controlling the angular position of the vane () about its axis of rotation (x). Each guide vane () can also be retracted into the wall () of the discharge duct (), and means () are provided for adjusting the extent to which they are withdrawn into the wall.