Closure for a vessel
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United States of America Patent
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Apr 30, 2013
Grant Date -
Jun 11, 2009
app pub date -
Dec 10, 2008
filing date -
Jun 1, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A closure 10 is provided for retaining fluid pressure within a vessel, and comprises a hub 12 having an access opening to the vessel, with the hub having a circumferential stop 17 and one or more recesses 50 each extending radially outward from an adjacent inner surface 26 of the hub. A door 22 is positioned between the stop surface and the vessel, and a latch member 30 brings the door into sealing engagement with the stop member. One or more lugs 24 each extend radially outward from an exterior surface of the door, which may be tilted from a closed position to an open position then back to the closed position by a pair of cables extending from the door to outside the hub.
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