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Wheeled-vehicle dolly

  • US 8,016,303 B1
  • Filed: 12/18/2008
  • Issued: 09/13/2011
  • Est. Priority Date: 06/10/2008
  • Status: Expired due to Fees
First Claim
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1. A dolly for a vehicle with tires, said dolly comprising:

  • a. an adjustable, generally U-shaped frame assembly for each tire, the frame assembly having a base member and pairs of reciprocally opposed first and second frame members and adapted to be positioned adjacent opposite sides of a tire, each frame member having;

    (i.) a horizontally elongated, tire support bar extending perpendicularly from the base member,(ii.) a castering wheel assembly supporting the tire support bar on a ground surface,(iii.) roller support brackets, mounted on the tire support bar and supporting vertically staggered, horizontally elongated rollers,b. the base member including a jack, the jack engaging first and second frame members, and positioned to reciprocally draw the opposed first and second frame members together, to contact the elongated rollers with a tire, and lift the tire with the vehicle attached thereto,c. a telescoping arm attached at a first end and at a second end to two U-shaped frame assemblies and mounted on a tractor body through a vertically oriented pivot shaft; and

    d. a tractor assembly including;

    (i.) the vertically oriented pivot shaft providing pivoting of the telescoping arm in the horizontal plane about a vertical axis, the vertically oriented pivot shaft attached to(ii.) the tractor body providing support for the telescoping arm,(iii.) propulsion means attached to the tractor body providing for motion of the tractor along the ground surface.

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