Metal deforming – By extruding through orifice – Utilizing internal forming means
Patent
1997-10-31
1999-07-27
Hail, III, Joseph J.
Metal deforming
By extruding through orifice
Utilizing internal forming means
72258, 2988971, 2988972, B21C 2504
Patent
active
059271302
ABSTRACT:
A method for manufacturing an airfoil is provided which includes the steps of: a) providing a billet of discontinuously reinforced aluminum having at least 10 volume percent of silicon carbide as a reinforcing element, and no more than 30 volume percent of silicon carbide as the reinforcing element; 2) extruding the billet into an airfoil shaped geometry from a die, wherein the geometry includes a first wall, a second wall disposed opposite the first wall, a leading edge, a trailing edge disposed opposite the leading edge, and a first cavity disposed between the first and second walls, and the leading and trailing edges.
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Anderson Stuart A.
Nardone Vincent C.
Visoskis John A.
Watson Thomas J.
Getz Richard D.
Hail III Joseph J.
Tolan Ed
United Technologies Corporation
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