Fifth-wheel hitch system

摘要

A fifth-wheel hitch system is described including: (a) a framework having an upright support; wherein the framework is adapted to be secured to a towing vehicle; (b) a support plate member secured to the top of the support member; wherein the plate member preferably includes a raised central portion and lower side portions; (c) a yoke member attached to the support plate member with fasteners which allow the yoke to be tilted away from the raised central portion of the plate member and then biased back to a central position; and (d) a receiver member attached to the yoke member for receiving and releasably connecting to the king pin of a trailer to be towed.

主权项

1. In a fifth-wheel hitch system comprising an upright support member, a yoke member for attachment between said support member and a trailer to be towed, wherein the improvement comprises (a) a support plate secured to said support member and having an upper surface, and (b) attachment means attaching said yoke member to said upper surface of said support plate in a manner which enables said yoke member to rock from side-to-side relative to said support plate; wherein said attachment means comprises bolts extending through said yoke member and said support plate, and further comprising spring members on said bolts for biasing said yoke to a central position relative to said support plate.