PASSENGER BOARDING BRIDGE
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United States of America Patent
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Issued Date -
Sep 15, 2022
app pub date -
Oct 30, 2019
filing date -
Oct 30, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
Provided is a passenger boarding bridge that includes: a rotunda connected to a terminal building and supported in a horizontally rotatable manner; a tunnel unit whose proximal end is connected to the rotunda, the tunnel unit being extendable and retractable; a travel device that supports the tunnel unit and includes travel wheels, the travel device being configured such that a travel direction of forward travel of the travel wheels and a travel direction of backward travel of the travel wheels are changeable; a cab provided at a distal end of the tunnel unit, the cab being configured to be docked with an aircraft; and a determiner configured to, at a time before undocking the cab docked with the aircraft from the aircraft, perform determination whether or not the travel direction of the backward travel of the travel wheels at the time is a direction within a smooth undocking range.
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