Patent ID: 6131938
Filing Date: 2000-10-17
Classification: B60D,Y10T

Abstract:
An accessory for a receiver-type trailer hitch, comprising:a pair of opposing clamp plates (24, 26) each having a forward lip (36, 38) in a segment of a first thickness and adapted for engaging an open-ended collar (14) of a trailer hitch receiving tube (12) and an aft ridge (28, 30) of a second thickness that is greater than said first thickness adapted for engaging an outer shank surface of a trailer coupling adapter (16) inserted into said trailer hitch receiving tube (12);a pair of matching bolt holes in each of the pair of opposing clamp plates (24, 26) and located on each plate between said forward lip (36, 38) and said aft ridge (28, 30); anda pair of bolts (32) extending through holes in said segment of first thickness adapted for passing on either side of said trailer coupling adapter (16) and through said pair of matching bolt holes and that are provided with nuts (34) adapted to be tightened to draw the pair of opposing clamp plates (24, 26) together;wherein, said respective forward lips (36, 38) of the pair of opposing clamp plates (24, 26) are for providing a clamping of said open-ended collar (14) of said trailer-hitch receiving tube (12), and said respective aft ridges (28, 30) of the pair of opposing clamp plates (24, 26) are for providing a clamping of said outer shank surface of said trailer coupling, adaptor (16) inserted into said trailer-hitch receiving tube (12); andwherein, the pair of opposing clamp plates (24, 26) are for preventing wobbling and rattling between said trailer coupling adaptor (16) inside said trailer hitch receiving tube (12) by forming a splint.