Sliding pull up stanchion and method
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United States of America Patent
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-
May 12, 1992
Grant Date -
N/A
app pub date -
Sep 12, 1990
filing date -
Sep 12, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A stanchion is provided with a latch system which is operable from the tractor which positions the trailers such that a gate on the tractor locks and unlocks the latch to appropriately reposition the stanchion during the position of the trailer. The tractor also includes a hook which engages the stand to raise the stand during loading of the trailer from its lowered to its raised position to engage and secure the tractor and also to reposition the unlocked stand during unloading of the trailer.
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