Apparatus for forming a leading edge cover for jet engine blades

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

1992-06-22

1994-01-11

Jones, David

Metal deforming

By tool-couple embodying nonplanar tool-face

With complementary tool-faces

72350, 2988972, B21D 516

Patent

active

052770524

ABSTRACT:
A apparatus for moldng 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), Clarke et al.
patent: 3044152 (1962-07-01), Stalker
patent: 3045327 (1962-07-01), Clarke et al.
patent: 3045967 (1962-07-01), Clarke et al.
patent: 5168741 (1992-12-01), Braunheim et al.

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