Portable, height adjustable gangway and systems and methods for accessing vehicles or vessels
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United States of America Patent
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Oct 13, 2020
Grant Date -
Jan 3, 2019
app pub date -
Jun 29, 2018
filing date -
Jun 30, 2017
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A portable, height-adjustable gangway includes a lower tower structure comprising a lower landing and a lower movement assembly comprising a first set of wheels permitting the lower tower structure to travel over ground, an upper tower structure comprising an upper landing, an upper movement assembly comprising a second set of wheels permitting the upper tower structure to travel over ground, and an extending tower support connecting the upper movement assembly and the upper landing and comprising expandable struts configured to move the upper landing towards and away from the upper movement assembly, and a travellator pivotally connected to the lower tower structure and pivotally connected to the upper tower structure such that, when the expandable struts of the tower support extend at least one of towards and away from the upper movement assembly, the escalator tilts. The escalator can be a continuous set of stairs, a gondola-like trolley, or both.
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