Tool for making container

Details Tool for making container Tool for making container

1983-12-13

1984-12-04

Gilden, Leon

Metal deforming

By use of closed-die and coacting work-forcer

Cup or shell drawing

72349, 72467, B21D 7200

Patent

active

044856636

ABSTRACT:
This disclosure relates to a product, the process for making same from precoated metal and the tool used for making the product. The product is a concurrently drawn and ironed sanitary food can wherein the side wall thickness of the container is relatively uniform and approximately 0.001" thinner than the thickness of the starting material. The process is a concurrent multiple drawing and ironing operation wherein the diameter and the wall thickness are reduced in each of a plurality of operations. Finally, the tools used for each drawing and ironing operation have particular configurations designed to permit this concurrent forming of both the diameter and the side wall thickness.

REFERENCES:
patent: 3165206 (1973-10-01), Shal et al.
patent: 3685337 (1972-08-01), Austzur
patent: 3765206 (1975-07-01), Oskar et al.
patent: 3930396 (1976-01-01), Martiez

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