Patent ID: 6715781
Filing Date: 2004-04-06
Classification: B60D

Abstract:
An interchangeable hitch ball assembly for towing a trailer comprising:(A) a mounting element adapted to be secured to a vehicle; and (B) a hitch ball element adapted to be secured to said mounting element to define an assembled state, wherein; i. one of said mounting element and said hitch ball element includes a post that has a threaded head portion with a selected axial head length and ii. another of said mounting element and said hitch ball element having a cavity formed therein such that the cavity has a threaded entryway and an interior chamber, the chamber and the entryway dimensioned such that said head portion may be threaded through the threaded entryway and placed in the assembled state wherein said head portion resides in the interior chamber for free rotation therein, said hitch ball element and said mounting element thereby being freely rotatable with respect to one another yet are prevented from being disassembled by drawing said hitch ball element axially away from said mounting element.