PASSENGER BOARDING BRIDGE
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United States of America Patent
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Issued Date -
Apr 6, 2023
app pub date -
Mar 30, 2020
filing date -
Mar 30, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A passenger boarding bridge is capable of avoiding docking by backward travel of travel wheels. The passenger boarding bridge includes: a rotunda connected to a terminal building and supported to be rotatable horizontally; a tunnel unit, whose proximal end is connected to the rotunda, that is extendable and retractable; a cab provided at a distal end of the tunnel unit and configured to be docked with an aircraft; travel wheels supporting the tunnel unit and configured to travel forward and backward in changeable directions; an operating device that is operated to input an operation command to the travel wheels; and a determiner configured to repeatedly perform determination whether or not the current direction of the forward travel of the travel wheels is within a predetermined range during a period from when the cab starts being moved from a predetermined position until the cab is docked with the aircraft.
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