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AUTOMATICALLY ADJUSTING TRAILER CONVERTER DOLLY

  • US 20120080866A1
  • Filed: 09/30/2011
  • Published: 04/05/2012
  • Est. Priority Date: 09/30/2010
  • Status: Active Grant
First Claim
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1. A trailer converter dolly comprising:

  • a frame having a front end and a rear end;

    an axle assembly supported by the frame;

    two wheel assemblies supported by the axle assembly;

    a fifth wheel assembly supported by the frame;

    a drawbar housing having a longitudinal axis attached to the front end of the frame;

    a drawbar moveably supported in the drawbar housing, wherein the drawbar is moveable along the longitudinal axis between an extended position and a retracted position;

    a speed sensor operatively associated with the trailer converter dolly and configured to detect a speed of the trailer converter dolly and generate at least one signal indicative of the speed; and

    an automatically driven adjustment mechanism operatively coupled to the drawbar and communicating with the speed sensor, wherein the automatically driven adjustment mechanism is configured to adjust the position of the drawbar with respect to the drawbar housing in response to receiving the at least one signal indicative of the speed of the trailer converter dolly.

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