|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/269 ; 220/258 ; 220/259|
|우선권정보||DE-0010691 U (1995-06-30)|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 7|
The seal for upward opening hollow containers consists of a substantially circular inside cover, whose rim has along part of its circumference a raised area rising at an angle to the cover plane; the underside of the inside cover is connected with a vapor diffusion barrier which is provided with a tear perforation in the area of an opening in the inside cover.
[ I claim:] [1.] A seal for an upward opening hollow container, including a can or paper cup for holding food or beverage, having a substantially circular upper rim, the seal comprising a substantially circular inside cover having a diameter that closely matches the diameter of the upper rim of the container, the inside cover having an opening through which food or beverage may be dispensed from the container and being relatively planar except for a raised area along a portion of the circumference of the rim of said substantially circular inside cover wh...