Method for forming a leading edge cover for jet engine blades

Details Method for forming a leading edge cover for jet engine blades Method for forming a leading edge cover for jet engine blades

1990-11-20

1992-12-08

Jones, David

Metal deforming

Process

Deforming sheet metal

72350, 72385, 72414, 2988972, B21D 516, B21D 1310

Patent

active

051687410

ABSTRACT:
A method for molding a stainless steel sheet into a complex airfoil-shaped cover for the leading edge of a jet engine blade wherein the sheet is positioned between a male and female mold having an airfoil-shaped protrusion and recess, respectively, on either side of which are disposed a plurality of pairs of complementary tongue and grooves of shorter length than that of the recess and protrusion. After the sheet is removed from between the molds the portion formed between the recess and protrusion is trimmed to the shape of the cover.

REFERENCES:
patent: 3018542 (1962-01-01), Clark et al.
patent: 3044152 (1962-07-01), Stalker
patent: 3045327 (1962-07-01), Clarke et al.
patent: 3045967 (1962-07-01), Clarke et al.

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