Bottle-shaped can manufacturing method

Details Bottle-shaped can manufacturing method Bottle-shaped can manufacturing method

2005-02-22

2005-02-22

Larson, Lowell A. (Department: 3725)

Metal deforming

By use of closed-die and coacting work-forcer

Cup or shell drawing

C072S379400

Reexamination Certificate

active

06857304

ABSTRACT:
A bottle-shaped can manufacturing method for forming a shoulder portion having a slope and a diametrically small cylindrical neck portion integrally by further working a bottom side of a bottomed cylindrical can which is formed thinner at its trunk wall than at its bottom wall by drawing a metallic sheet having a thickness of 0.1 to 0.4 mm and by executing at least one thinning working of a bending/extending working and an ironing working.

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Patent Abstracts of Japan, JP 63-016823, Jan. 23, 1988.

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