GR76530

A pierceable closure member for use on a vacuum-filled vial, including a rubber plug having an annular leg and an annular protrusion, and a lamina having an annular recess and secured to the rubber plug with the annular recess receiving therein the annular leg. For the purpose of retaining the vacuu...

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Bibliographische Detailangaben
Hauptverfasser: YOSHIHARU MATUKURA, DENPEI SUDO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A pierceable closure member for use on a vacuum-filled vial, including a rubber plug having an annular leg and an annular protrusion, and a lamina having an annular recess and secured to the rubber plug with the annular recess receiving therein the annular leg. For the purpose of retaining the vacuum inside the vial, the annular protrusion on the rubber plug has a specific dimensional relationship to the other parameter of the closure member.