Patent ID: 7207587
Filing Date: 2007-04-24
Classification: B62D

Abstract:
1. A gooseneck having a forward end and a rear end for interconnecting a low-boy trailer to the fifth wheel of a truck-tractor comprising: support beams extending longitudinally from the forward end to the rear end of the gooseneck, the support beams being laterally spaced-apart; a cross beam extending laterally between the support beams at the forward end of the gooseneck; a king pin frame assembly moveable forwardly and rearwardly within the forward end of the gooseneck; a king pin affixed to and extending downwardly from the king pin frame assembly, the king pin adapted to be engaged with and disengaged from the fifth wheel of the truck-tractor; a first power cylinder mounted on the cross beam and operatively connected to the king pin frame assembly to move the assembly forwardly and rearwardly; a stinger arm swingably mounted to the king pin frame assembly about a horizontal axis for pivotal movement upwardly and downwardly so as to engage the fifth wheel of the tractor; a second power cylinder mounted on the king pin frame assembly and operatively connected to the stinger arm to pivot the stinger arm upwardly and downwardly; a base unit pivotally mounted to the support beams at the rear end of the gooseneck; a third power cylinder mounted on the support beams and operatively connected to the base unit to provide for pivotal movement of the base unit; connectors affixed to the base unit and adapted to be engageable with the low-boy trailer to lock the gooseneck to the trailer; and operator controlled switches located remotely from the gooseneck to operate the first, second and third power cylinders and thereby control connection of the gooseneck with the truck-tractor and with the trailer.