SHELL MOULD FOR MANUFACTURING AIRCRAFT TURBOMACHINE BLADED ELEMENTS USING THE LOST-WAX MOULDING TECHNIQUE AND COMPRISING SCREENS THAT FORM HEAT ACCUMULATORS
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United States of America Patent
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Issued Date -
Jan 29, 2015
app pub date -
Jan 22, 2013
filing date -
Jan 24, 2012
priority date (Note) -
Abandoned
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Abstract
A shell mold for manufacturing aircraft turbomachine bladed elements using a lost wax molding technique, including: shell mold bladed elements including a blade portion located between a first end part delimiting an impression of a platform and a second end part delimiting an impression of another platform, with the blade portion including a trailing edge zone; a metal feeder having a central axis around which the bladed elements are distributed; and one or a plurality of screens that form heat accumulators arranged in a shell mold interior space, across from inwardly directed trailing edge zones.
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