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Front-heavy dust cleaning vehicle

  • US 10,305,420 B2
  • Filed: 08/18/2016
  • Issued: 05/28/2019
  • Est. Priority Date: 08/24/2015
  • Status: Active Grant
First Claim
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1. A cleaning vehicle for cleaning a surface of an object comprising:

  • first and second carriages;

    first and second wheels coupled to the first and second carriages, respectively, for placement along a top surface of the object;

    at least one motor operatively coupled to at least one of the first and second wheels to define a drive assembly;

    a cleaning element extending between and being supported by the first and second carriages;

    third and fourth wheels; and

    a first adjustable couple that is coupled to the first carriage and a second adjustable couple that is coupled to the second carriage, wherein the first adjustable couple defines a first spacing between the first carriage and the third wheel and the second adjustable couple defines a second spacing between the second carriage and the fourth wheel, the first and second spacings being sized to receive at least a portion of the object to position the vehicle on the surface to be cleaned;

    wherein the cleaning element is disposed on one side of an axis passing centrally through the first and second wheels and spaced therefrom by a first distance;

    wherein the third and fourth wheels are disposed on an opposite side of the axis and spaced therefrom by a second distance; and

    wherein the first and second adjustable couples each comprises a support member configured to move the third and fourth wheels vertically with respect to the first and second wheels, respectively, such that the vertical movement of the third and fourth wheels results in the raising or lowering of the cleaning element with respect to the surface of the object.

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