DOLLY VEHICLE WITH ADJUSTABLE DRAWBAR MECHANISM
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United States of America Patent
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Issued Date -
Mar 30, 2023
app pub date -
May 11, 2020
filing date -
May 11, 2020
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Abstract
A drawbar arrangement for a dolly vehicle, the drawbar arrangement comprising a control unit and an adjustable drawbar attached to the dolly vehicle, the adjustable drawbar comprising a front coupling element arranged to be adjusted vertically with respect to a ground plane by the control unit, wherein the control unit is arranged to determine a vertical coupling load associated with the front coupling element, and wherein the control unit is arranged to set a desired vertical coupling load associated with the front coupling element by vertically adjusting the front coupling element when coupled to a towing vehicle unit.
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