Process for forming a deep drawn and ironed pressure vessel havi

Details Process for forming a deep drawn and ironed pressure vessel havi Process for forming a deep drawn and ironed pressure vessel havi

1984-07-17

1985-09-17

Gilden, Leon

Metal deforming

By use of closed-die and coacting work-forcer

Cup or shell drawing

72347, B21D 2200

Patent

active

045412650

ABSTRACT:
A process for forming an improved deep drawn and ironed metal shell for use as a pressure vessel having selectively controlled wall thicknesses to impart additional strength to predetermined portions of the improved metal shell. A stepped mandrel is utilized in conjunction with at least one ironing die to fabricate the improved metal shell.

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