Back to results
US 12,240,029 B2Granted
Beverage container body, can end, and material therefor
AssigneeBall Corporation
InventorsSimon Whittaker, Julian Stock
Life of this patent
Estimating the term…
Abstract
In a method of forming a beverage container, a can body is formed from a metal alloy. A can end is formed from a substantially compositionally identical metal alloy. The metal alloy is a heat treatable aluminum alloy. The heat treatable aluminum alloy is produced from up to 100% recycled aluminum material.
Claims10
A method of forming a beverage container comprising the steps of:
- forming a can body from a metal alloy;
- forming a can end from a substantially compositionally identical metal alloy;
- and
- heat treating the metal alloy after the step of forming the can body,
- wherein the metal alloy and the substantially compositionally identical metal alloy are selected from the group consisting of a 4XXX, a 6XXX, a 2XXX, and a 7XXX aluminum alloy.
2 more elements
A method of forming a beverage container can body comprising the steps of:
- forming a shallow cup from a sheet of a metal alloy;
- reforming the shallow cup into a pre-body having an open end, an elongated cylindrical sidewall, and an integral bottom;
- reforming the pre-body into a can body comprising a circumferential shoulder of reducing diameter, a neck, and a radially outwardly curled flange;
- aging the can body at an aging temperature greater than an ambient temperature for a duration of time,
- wherein the metal alloy is selected from the group consisting of a 4XXX, a 6XXX, a 2XXX, and a 7XXX aluminum alloy.
2 more elements
Dependencies are inferred from the claim text.