Patent ID: 6634666
Filing Date: 2003-10-21
Classification: B60D

Abstract:
An adjustable trailer hitch assembly comprising:an elongate substantially enclosed housing defining an internal chamber, the housing being interrupted by a lengthwise slot; a guide carriage movably seated and fully enclosed within the chamber of said housing, said guide carriage further comprising at least eight rollers bearing against opposing sides of said chamber for lateral movement within said enclosed housing; a hitch assembly external to said enclosed housing and attached to said guide carriage through said lengthwise slot; a positioning screw rotatably seated lengthwise inside said enclosed housing and operatively coupled to said guide carriage for laterally driving said guide carriage along the internal chamber; and a drive motor for turning said positioning screw; whereby selective actuation of said drive motor causes said positioning screw to rotate, thereby moving said roller guide laterally left or right and carrying said ball receptacle assembly therewith.