Airfoil core trailing edge region

Details Airfoil core trailing edge region Airfoil core trailing edge region

1992-11-24

1994-08-16

Batten, Jr., J. Reed

Metal founding

Means to shape metallic material

United particle type shaping surface

1641221, B22C 910

Patent

active

053378059

ABSTRACT:
An airfoil core has a frame formed of passage forming elements supporting a pair of spanwisely extending passage forming elements within the frame. The pair of passage forming elements has at least one plurality of hole forming elements extending chordwisely therefrom and supported in part by at least one of the pair of passage forming elements to increase the durability of the core. In one embodiment, the core includes a trailing edge region framed by spanwisely and chordwisely extending elements.

REFERENCES:
patent: 3965963 (1976-06-01), Phipps et al.
patent: 4148350 (1979-04-01), Rossmann
patent: 4596281 (1986-06-01), Bishop
patent: 4627480 (1986-12-01), Lee
patent: 5050665 (1991-09-01), Judd
Single Sheet entitled "1st HPT Blade Core"--A1 Configuration--Admitted Prior Art.

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