Metal impeller blade manufactured by molding and method of...

Details Metal impeller blade manufactured by molding and method of... Metal impeller blade manufactured by molding and method of...

2008-11-12

2011-11-01

Jones, Stephen (Department: 2817)

Fluid reaction surfaces (i.e., impellers)

Rotor having flow confining or deflecting web, shroud or...

Axially extending shroud ring or casing

C416S21900R

Reexamination Certificate

active

08047793

ABSTRACT:
The present invention relates to an impeller blade for turbomachine formed by molding, comprising a blade, at one end of which is provided a heel formed of a single piece with the blade, to which it is joined at the level of a connection area, the heel comprising a platform on which is provided at least one sealing plate, a first bath being provided in the platform, characterized in that a second bath is provided in the first bath, at the level of the connection area between the blade and the heel.

REFERENCES:
patent: 6364001 (2002-04-01), Cross
patent: 6491498 (2002-12-01), Seleski et al.
patent: 7762779 (2010-07-01), Zemitis et al.
patent: 1 559 871 (2005-08-01), None
patent: 2 890 878 (2007-03-01), None

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