초록

An adjustable grading device attaching to a vehicle rear towing hitch having a grading blade for grading or snow removal and integrated wheels for transport.

대표청구항 ▼

[ Having thus described the field of the invention, the prior, the attached drawings, the prior art, the summary of the invention, the drawings, and the detailed description of the preferred embodiments, I claim:] [1.] A floating snowplow trailer comprising:a. a releaseable connection means for atta

[ Having thus described the field of the invention, the prior, the attached drawings, the prior art, the summary of the invention, the drawings, and the detailed description of the preferred embodiments, I claim:] [1.] A floating snowplow trailer comprising:a. a releaseable connection means for attaching the trailer to a vehicle;b. a blade for scraping or moving a bulk material, such blade having a first end, a center point, a scraping surface and a second surface;c. a frame having a first hitch bar attached to the blade via a first bar connection means adjacent to the first end, a second hitch bar attached to the blade by a second bar connection means near the center point, a cross bar disposed between the first hitch bar and the second hitch bar so as to provide additional stability thereto, and a hitch plate attached to a distal end of the first hitch bar and a distal end of the second hitch bar so as to create a triangular-shaped member comprised of a the first hitch bar, the second hitch bar and the blade;d. wheels attached to the second surface, such wheels having two Z-shaped members attached to the second surface to define a channel, holes being defined in the Z-shaped members along a line, the holes being spaced apart, a sliding member adapted to be slidingly received within the channel defined by the Z-shaped members, side plates attached to the sliding member projecting outwardly and downwardly therefrom, and defining a hole therein for receiving an axle, a wheel rotatingly mounted upon an axle received within the hole defined in the side plates, and a removable locking pin adapted to be received within the holes defined by the Z-shaped members in the sliding member, whereby the sliding member can be moved upwardly or downwardly to cause the wheel to either be in contact with the roadway or to move upwardly so that the scraping surface is, instead of the wheel, in contact with the roadway;e. an angle adjustment means for adjusting an angle of the blade relative to the bumper of the vehicle to which it is attached.