Portable manway cover hinge device
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United States of America Patent
Stats
-
Aug 6, 2013
Grant Date -
Nov 15, 2012
app pub date -
Sep 14, 2011
filing date -
Apr 17, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method of handling the removal and installation of a manway cover to a manway flange includes removing a plurality of manway cover bolts, assembling a portable manway cover hinge device having a pair of hinge plates having a hinge aperture alignable with an existing bolt opening or a user formed bolt opening, forming one or more bolt openings in a peripheral portion of one of the manway cover and the manway flange, aligning a hinge aperture of the support member of each of the pair of hinge plates with the one or more bolt openings formed in the peripheral portion of the one of the manway cover and the manway flange or the plurality of existing bolt openings, inserting a pin into each hinge aperture of the hinge plates, and removing the remaining manway cover bolts from the manway cover.
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