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.

Date of Patent:
May. 13, 2014

Filed:

Mar. 04, 2009
Applicants:

Claude Beral, Veurey Voroize, FR;

Jean-françois Bertea, Saint Jean de Muzols, FR;

Rachel Chiappa, Sainte Agnes, FR;

Daniéle Bazin, Voiron, FR;

Eric Gaudin, Grenoble, FR;

Inventors:

Claude Beral, Veurey Voroize, FR;

Jean-François Bertea, Saint Jean de Muzols, FR;

Rachel Chiappa, Sainte Agnes, FR;

Daniéle Bazin, Voiron, FR;

Eric Gaudin, Grenoble, FR;

Assignee:

Alstom Hydro France, Levallois Perret, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03D 11/00 (2006.01); B63H 1/16 (2006.01); B64C 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

This member () can be attached to the crown () of a wheel () of a hydraulic machine. It is provided with a skin () of which a surface () is able to be arranged in the continuation of a wet surface () of the crown. This member is equipped with at least one fun () arranged radially inside the skirt () and projecting axially (h) from the skirt () in the downward direction.


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