|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 78|
A shaped metal container having less metal than prior art shaped metal containers while still able to handle sufficient axial load and undergo shaping processes, including necking, without wrinkling, buckling, collapsing or other physical defect is disclosed. Processes for shaping a metal container having a sidewall of variable thickness, wherein a portion of the sidewall having a variable thickness is shaped using a die or dies are also disclosed.
1. A process for forming a metal container comprising: providing a container having a sidewall, wherein the sidewall has a thickness, a thinnest portion, and a height, and wherein the thickness varies along the height of the sidewall by at least 0.001 inches; andnecking the container with a necking die so that a working surface of the necking die contacts a section of the sidewall and reduces a diameter of the section of the sidewall by at least 2% in a single stroke, wherein the thickness of the section of the sidewall being necked varies along the heig...