BOTTOM EXPANSION STATION

A bottom expansion station is provided. The station provides a blank support, a punch having a central recess configured to punch a blank through the blank support forming a cup, and a pressure exertion medium including a material through which pressure is exerted on a portion the end wall of the cu...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: BAKER, GERALD J, MOORE, MICHAEL PATRICK
Format: Patent
Sprache:eng ; fre
Schlagworte:
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