Method of manufacturing an aluminum design tab end for a...

Details Method of manufacturing an aluminum design tab end for a... Method of manufacturing an aluminum design tab end for a...

2005-02-15

2005-02-15

Ostrager, Allen (Department: 3725)

Sheet metal container making

Method

Assembling receptacle with closure

C413S012000, C413S018000, C413S025000

Reexamination Certificate

active

06854947

ABSTRACT:
The present invention relates to a method for manufacturing a design tab end of a beverage can, in which a base color is painted on an aluminum tab coil before forming a tab, and a design is printed on the surface of the tab coil on which the base color has been painted, thereby making the color of the tab gorgeous and raising the value of the product. The present invention is comprised of the steps of, painting a base color on an exact surface position of an aluminum tab coil that is to be formed to a tab through the tab forming process; printing a design on the surface of the tab coil on which the base color has been painted, according to a printing degree; coating a varnish for preventing a deterioration of printing quality during forming and distribution of a product, on the surface of the tab coil on which the design has been printed; arranging a pitch of the tab coil so as to determine an exact position of the tab coil that has been coated with the varnish; press-forming the arranged tab coil with a conversion press; and stacking the tab formed by the press-forming to join the tab on a center of a shell that has been fed previously.

REFERENCES:
patent: 4380129 (1983-04-01), Barrash
patent: 4762579 (1988-08-01), Shimizu et al.
patent: 5191695 (1993-03-01), Pavely et al.
patent: 5359766 (1994-11-01), Pavely et al.
patent: 5511920 (1996-04-01), Artrip
patent: 5799815 (1998-09-01), Lang
patent: 6105806 (2000-08-01), Stasiuk

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