Patent ID: 6775933
Filing Date: 2004-08-17
Classification: E01H

Abstract:
In an accessory which may be detachably mounted to a hitch frame mounted at the front of a vehicle, a support structure which is mounted at the rear thereof to the hitch frame and which supports a snow plow blade at the front thereof, said support structure comprising:an elongated swing frame having first and second ends and a midpoint therebetween, an aperture extending essentially vertically through said swing frame at said midpoint thereof said swing frame including a rectangular swing frame tube having a thicker cross section and a thinner cross section, said aperture in said swing frame extending through said thinner cross section in said swing frame tube; and a swing frame pivot fixedly mounted in said aperture in said swing frame tube; snow plow blade mounting members mounted on said swing frame member near each of said first and second ends thereof, said snow plow blade being installed onto said snow plow blade mounting members on said swing frame member; a top frame member having a front and a rear thereof, said top frame member having an aperture extending therethrough near said front thereof; a bottom frame member having a front and a rear thereof, said bottom frame member having an aperture extending therethrough near said front thereof; a frame support structure located intermediate portions of said top and bottom frame members, said frame support structure being fixedly attached to said top and bottom frame members, said top and bottom frame members being spaced apart at least at said fronts thereof, said top and bottom frame members and said frame support structure together defining a frame assembly; a mounting apparatus installed at the rear of said frame assembly for detachably mounting said frame assembly to said hitch frame; said swing frame pivot pivotally mounting said swing frame intermediate said top and bottom frame members, said swing frame pivot extending through said aperture in said top frame member, said aperture in said swing frame, and said aperture in said bottom frame member.