Vessel having a pattern-molded bottom, a manufacturing process t

Details Vessel having a pattern-molded bottom, a manufacturing process t Vessel having a pattern-molded bottom, a manufacturing process t

1976-06-01

1977-11-08

Gilden, Leon

72348, 72379, 113116Z, B21D 5100, B21D 2200

Patent

active

040570223

ABSTRACT:
A vessel having a pattern-molded bottom formed by a process of molding a pattern on the part of a flat blank which is to become the bottom of a vessel, holding the rest of the blank in such a manner that the molded pattern may not be affected by subsequent working of the part of the blank other than the pattern-molded part, and then forming the side wall of the vessel by drawing the rest of the blank.

REFERENCES:
patent: 1826559 (1931-10-01), Meier
patent: 1974891 (1934-09-01), Carvalho
patent: 2429376 (1947-10-01), Stagmeier
patent: 2899922 (1959-08-01), Wheeler
patent: 3144974 (1964-08-01), Eichner
patent: 3550421 (1970-12-01), Stobel

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