| 摘要 |
<p>ALL PLASTIC RECLOSABLE CONTAINER CLOSURE A first plastic closure member has a peripheral portion including a flange adapted to be secured to an opening in a container and a central frangible section integrally connected to the peripheral portion by a thin plastic portion which surrounds the central section. The central section is substantially flat and disc shaped and is devoid of any pull tab means extending upwardly therefrom. A tab element forms part of the central frangible section, lies in the same plane as the remaining parts of the central section and is integrally connected thereto by a thin plastic portion which surrounds the element. A second plastic closure member is adapted to be releasably secured to the peripheral portion of the first closure member.</p> |
