Repositionable pit seal
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United States of America Patent
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Nov 15, 2011
Grant Date -
Mar 17, 2011
app pub date -
Jan 13, 2010
filing date -
Sep 14, 2009
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A method of selectively closing off a loading dock opening defined by a loading dock pit recessed within a floor of a building and a doorway into the building, the method comprising: (a) repositioning a pit seal panel having a substantially incompressible height and width to a barrier position where the pit seal panel closes off a rectangular area substantially spanning an entire vertical dimension and an entire widthwise dimension of the loading dock pit; and (b) lowering an overhead door to concurrently contact the pit seal panel and the floor of the building to close off the loading dock opening.
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