|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|인용정보||피인용 횟수 : 36 인용 특허 : 8|
A litter free beverage can lid or top having an inseparable opening tab. The tab has an arcuate shape to provide a cut edge underlying the can top in order that the tab can be pressed downwardly only. A sealant on the bottom of the can top provides a seal until the tab is opened by pressing downwardly. Hinging of the tab extends between the ends of an arcuate cut edge and scoring on the bottom of the lid may be used to facilitate hinging and minimize tearing. A slight inward tapering of the ends of the arcuate cut edge toward the hinge line may also be e...
A litter free beverage can lid comprising a circular metallic substantially flat base connected to an upstanding circular rim surrounding said base, said base being provided with a tab substantially coplanar with said base and having a free substantially semi-circular arcuate edge underlying a substantially semi-circular arcuate edge on said base defining a substantially semi-circular arcuate tab opening when said tab is pushed downward to present said opening for discharge of contents, sealing means on said underlying tab arcuate edge on the underside o...