RAILROAD TANK CAR MANWAY ASSEMBLY

A manway assembly features a nozzle defining a central opening. The nozzle has a groove or a plurality of grooves. A hinge pivotally attaches a cover to the nozzle so that the cover may be pivoted between an open position, where the central opening is generally uncovered, and a closed position, wher...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DOUGLAS, PETER J, WALTER, GARY C
Format: Patent
Sprache:eng ; fre
Schlagworte:
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