Method of forming an integral rivet for an easy open can end

Details Method of forming an integral rivet for an easy open can end Method of forming an integral rivet for an easy open can end

1978-02-13

1979-03-27

Moon, Charlie T.

Metal working

Method of mechanical manufacture

Assembling or joining

29522A, 113121C, B21D 3900, B23P 1102

Patent

active

041458010

ABSTRACT:
An improved method of deforming an integral hollow rivet from an outwardly projecting bubble portion formed in sheet material is provided comprising the step of deforming a generally circular portion of the sheet material within the area of the bubble portion inwardly of the general plane of the sheet material, during the step of deforming the bubble portion into a hollow rivet.

REFERENCES:
patent: 3191564 (1965-06-01), Fraze
patent: 3346948 (1967-10-01), Henning et al.
patent: 3361102 (1968-01-01), Rouse
patent: 3411470 (1968-11-01), Fraze
patent: 3440713 (1969-04-01), Henchert
patent: 3602980 (1971-09-01), Heffner
patent: 3638597 (1972-02-01), Brown
patent: 3750606 (1973-08-01), Schultz

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