UNMANNED AERIAL VEHICLE DELIVERY SYSTEMS
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United States of America Patent
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Issued Date -
Oct 19, 2023
app pub date -
Apr 21, 2022
filing date -
Apr 14, 2022
priority date (Note) -
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Abstract
Certain embodiments of the present application relate to an unmanned aerial vehicle, comprising a chassis, a control system mounted to the chassis, at least one rotor operable to generate lift under control of the control system, a spool having a wound portion of a line wound thereon, the line including a free portion, an attachment device secured to the free portion of the line and configured to facilitate attachment of a parcel to the line, a motor operable to rotate the spool under control of the control system such that the control system is operable to raise the attachment device to a raised position and lower the attachment device from the raised position, and a spring positioned between the chassis and the attachment device such that the spring is engaged between the chassis and the attachment device when the attachment device is in the raised position.
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