CLOSURE DIVICE FOR A PORT OF A CHAMBER

A drivable member has an opening therethrough and is positioned within a charging port of a chamber. The drivable member has suspended therefrom an inner cover. The drivable member is axially movable with respect to the charging port between a raised position, whereat the inner cover is moved into a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BUSBACH W, GALOW M
Format: Patent
Sprache:eng
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