Shell mold for a sector of a 360°-set of guide vanes

A shell mold for a guide vane sector includes a first platform and a second platform that are mutually coaxial and between which there extends at least one airfoil. The shell mold has a first platform molding portion suitable for forming the first platform, a second platform molding portion suitable...

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Bibliographische Detailangaben
Hauptverfasser:	Tami Lizuzu, Joseph Toussaint, Cogneras, Thierry Eric, Leriche, Nicolas Romain Benjamin, Scattolini, Anthony Dominique Désiré
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING CASTING CASTING OF METALS CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES ENGINE PLANTS IN GENERAL FOUNDRY MOULDING HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES PERFORMING OPERATIONS POWDER METALLURGY STEAM ENGINES TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	A shell mold for a guide vane sector includes a first platform and a second platform that are mutually coaxial and between which there extends at least one airfoil. The shell mold has a first platform molding portion suitable for forming the first platform, a second platform molding portion suitable for forming the second platform, an airfoil molding portion suitable for forming the airfoil, a fastener molding portion suitable for forming a fastener projecting from the first platform towards a first edge of the first platform, a main casting duct, a distribution duct connecting the main casting duct to the fastener molding portion, and an auxiliary duct connecting the main casting duct to the first platform molding portion beside said first edge.