Patent ID: 6305705
Filing Date: 2001-10-23
Classification: B60D

Abstract:
In a trailer hitch for connecting a trailer to a towing vehicle, wherein the towing vehicle includes substantially parallel frame members and an axle substantially perpendicular to the parallel frame members, said hitch comprising:a frame beam adapted for parallel orientation to the axle and having opposed ends, said frame beam adapted for attachment to a parallel frame member at each of said opposed ends;a pair of cross-over bars, each of said cross-over bars presenting opposed ends, and each of said pair of cross-over bars being operatively attached to said frame beam at one of said opposed ends;a receiver operatively attached to each of said other opposed cross-over ends, said receiver presenting a top plate and a bottom plate and a tubular receiver therebetween;a trolley housing removably attached to said receiver top plate, said trolley housing presenting a box-shaped enclosure including a top plate, a bottom plate, a front plate, a back plate, and two side plates;at least one pair of rotatable tracking rollers positioned in said housing;a pin securing each of said tracking rollers, said tracking rollers being rotatable about said pin; anda slide bar presenting opposed ends, said slide bar extending through said trolley housing and being positioned between said tracking rollers, and said slide bar being operably attachable to the vehicle parallel frame members at each of said opposed ends thereof.