Manufacture of metallic containers

Details Manufacture of metallic containers Manufacture of metallic containers

1976-06-24

1977-07-19

Keenan, Michael J.

113 30, 113120Y, B21D 5132

Patent

active

RE0293075

ABSTRACT:
A process for securing bases in the ends of metallic container bodies by [upsetting] rolling by a seaming roll contiguous peripheral portions of the bases and container ends, in which overlapping bent-over peripheral base and container end portions are [knurled to roll them over] rolled together by a seaming roll to produce a joint having seven superposed thicknesses of the base and the container body. [At the end of] During the roll-over movement, a [polymerized] polymerizable liquid is injected between at least some of the thicknesses of the metal of the base and container body.

REFERENCES:
patent: 475656 (1892-05-01), Bertels
patent: 2197439 (1940-04-01), Sebell
patent: 2337452 (1943-12-01), Compo
patent: 2460296 (1949-01-01), Kinney
patent: 2555700 (1951-06-01), O'Neil
patent: 3030900 (1962-04-01), Munschauer
patent: 3160312 (1964-12-01), Johnston

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