초록 ▼

A closure device for both smooth necked and threaded necked containers includes a tamperproof cap frangibly affixed to the container for selective removal by manipulation of the cover. Upon breaking the tamperproof seal by cover manipulation, the cap may be retained within the cover to avoid disposa

A closure device for both smooth necked and threaded necked containers includes a tamperproof cap frangibly affixed to the container for selective removal by manipulation of the cover. Upon breaking the tamperproof seal by cover manipulation, the cap may be retained within the cover to avoid disposal problems and to serve as a sealing component when the container is resealed after initial opening occurs.

대표청구항 ▼

A closure for a necked container comprising in combination: (1) a container body terminating at one end in a necked portion including means defining a dispensing outlet; (2) a frangible, separable tamperproof cap including a frangible zone integrally secured to said necked portion and over said outl

A closure for a necked container comprising in combination: (1) a container body terminating at one end in a necked portion including means defining a dispensing outlet; (2) a frangible, separable tamperproof cap including a frangible zone integrally secured to said necked portion and over said outlet; (3) a plurality of externally disposed spaced radially extending vertically oriented flanges carried by said cap; (4) a cover for said container including a portion configured to encircle said neck and said cap and provided with a plurality of radially inwardly directed rib members selectively axially engageable with said flanges on said cap for imparting rotational movement to said cap sufficient to fracture said cap from said neck; (5) and retention means for securing said cover to said container prior to, during and after fracture of said cap and separation thereof from said dispensing outlet of said container neck.