|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 27 인용 특허 : 0|
The present invention relates to a tamper-evident container having a threaded neck to receive a threaded closure having a tamper evident feature. The container has a tamper-evident feature bead for retaining the feature on the container. The bead has one or more outwardly and downwardly shaped bulges which, as the closure is twisted off, apply a localized rupturing force on the tamper-evident feature so as to tear the feature away from the closure.
A tamper-evident device comprising a container having a neck which is externally threaded, an outwardly projecting discontinuous tamper-evident ring retaining bead, and a localized downwardly extending projection adjacent the outwardly projecting tamper-evident ring retaining bead; a plastic cap internally threaded and engaging the external threads of container neck, the plastic cap having a tamper-evident ring being releasably secured to the cap by one or more frangible bridges, the tamper-evident ring having an inwardly directed retaining bead cooperat...