Shaping die

Details Shaping die Shaping die

1984-12-31

1990-11-20

Bilinsky, Z. R.

Cutting

Processes

Cutting of interdigitating products

83 55, 83690, 409 60, 409275, B21D 2800

Patent

active

049709232

ABSTRACT:
A die for use in a punch-press operation has a constant shear angle throughout the entire cutting edge and the surface profile of the die is convex to draw the workpiece away from the cutting edge of the die as the workpiece is being punched out.

REFERENCES:
patent: 880085 (1908-02-01), Lindsey
patent: 1613766 (1927-01-01), Parcher
patent: 3724305 (1973-04-01), Kondo
patent: 4362078 (1982-12-01), Ohnishi et al.

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