ALUMINUM IMPACT EXTRUDED BOTTLE WITH THREADED NECK MADE FROM RECYCLED ALUMINUM AND ENHANCED ALLOYS

摘要

The present invention relates generally to forming a threaded neck in a metal bottle manufactured by a process known as impact extrusion. More specifically, the present invention relates to methods, apparatus and alloy compositions used in the impact extrusion manufacturing of containers and other articles with sufficient strength characteristics to allow threading the container necks to receive a threaded closure on the threaded neck.

主权项

1. A process for manufacturing an impact extruded metallic bottle with sufficient strength characteristics to thread a neck portion of said metallic bottle, comprising:
forming a slug with an aluminum alloy; deforming said slug into a preferred shape in an impact extrusion process to form said metallic bottle; and forming threads on said neck portion of said metallic bottle, said threads adapted to receive a threaded closure which can be selectively opened and closed.