Portable manway cover hinge device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 26, 2011
Grant Date -
Oct 23, 2008
app pub date -
Apr 17, 2007
filing date -
Apr 17, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A portable manway hinge device has a pair of elongated hinge members where each hinge member has a pair of longitudinally-aligned, elongated apertures, a support member slidably connected to each of the elongated apertures where the support member has a pin receiving end, and a linkage member pivotally connected to each of the pair of elongated hinge members.
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