Apparatus for doming can bottoms

Details Apparatus for doming can bottoms Apparatus for doming can bottoms

1988-02-05

1988-12-13

Combs, E. Michael

Metal deforming

By use of closed-die and coacting work-forcer

Forcing work into or within closed die; e.g., forging

72348, B21D 5126

Patent

active

047901691

ABSTRACT:
A can bottom forming assembly for forming the bottom wall of a can body. A bodymaker punch urges a can bottom wall first against an outer forming ring, then against a middle forming ring, and then against a domer die.

REFERENCES:
patent: 3771345 (1973-11-01), Paramonoff
patent: 4007621 (1977-02-01), Franek et al.
patent: 4289014 (1981-09-01), Maeder et al.
patent: 4372143 (1983-02-01), Elert et al.
patent: 4620434 (1986-11-01), Pulciano et al.
patent: 4715208 (1987-12-01), Bulso et al.
patent: 4716755 (1988-01-01), Bulso et al.
patent: 4733550 (1988-03-01), Williams

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