|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/269 ; 220/270|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 35 인용 특허 : 36|
A can end for a two-piece beverage can including a score panel defined by an arcuate score line which comprises a score groove and a score residual portion. In order to control the opening speed of the score panel, the thickness of the score residual is varied along the score line. A thickened score residual area or areas may generally be located opposite the rivet area of the can end. The remainder of the score residual may be formed having a relatively smaller thickness, thus allowing opening of the end to be accomplished without the need for excessive...
[ What is claimed is:] [1.] A can end for a two-piece beverage can comprising:a substantially flat portion extending substantially in a radial plane and having an upper surface and a lower surface;a rivet mechanism formed in said substantially flat portion, said rivet mechanism having a central longitudinal axis extending in an axial direction which is substantially perpendicular to said radial plane;a displaceable panel defined in said substantially flat portion by a score line, said score line comprising a score groove extending from said upper surface...