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US 6,712,120 B2Granted
Device and method for casting a workpiece and workpiece
AssigneeSiemens Aktiengesellschaft
InventorPeter Tiemann
Life of this patent
Estimating the term…
Abstract
A device for casting a workpiece, especially a turbine blade with inner cooling, includes a casting cavity in which casting cores which produce channels that pass through the workpiece are provided. There are no poorly cooled areas present in the workpiece. To this end, the casting cores are placed in the casting cavity in such a way that they rest against each other loosely.
Claims4
A process for casting a workpiece, comprising:
- introducing casting cores into a casting cavity;
- and producing passages from the casting cores, which pass through the workpiece, wherein the casting cores are introduced into the casting cavity in such a manner that they rest loosely against one another.
Dependencies are inferred from the claim text.