Patent Number: 8,721,288

Title: Tip-forming member for a wheel of a hydraulic machine, and wheel and hydraulic machine equipped with such a member

Abstract: This member (4) can be attached to the crown (12) of a wheel (1) of a hydraulic machine. It is provided with a skin (42) of which a surface (421) is able to be arranged in the continuation of a wet surface (121) of the crown. This member is equipped with at least one fun (43) arranged radially inside the skirt (42) and projecting axially (h) from the skirt (42) in the downward direction.

Inventors: Beral; Claude (Veurey Voroize, FR), Bertea; Jean-Francois (Saint Jean de Muzols, FR), Chiappa; Rachel (Sainte Agnes, FR), Bazin; Daniele (Voiron, FR), Gaudin; Eric (Grenoble, FR)

Assignee: Alstom Hydro France

International Classification: F03D 11/00 (20060101); B63H 1/16 (20060101); B64C 11/00 (20060101)

Expiration Date: 5/13/12018