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US 5,423,566 AGranted
Adjustable trailer hitch
AssigneeBruce D. Warrington
InventorsBruce D. Warrington, Teddie R. McCaa
Life of this patent
Estimating the term…
Abstract
A wedge-shaped section is located near the top, near portion of a trailer hitch insert tube. The wedge-shaped segment is located opposite a complementary shaped section of the insert tube. The wedge-shaped section engages the insert tube to reduce or eliminate movement of a trailer hitch insert tube within a trailer hitch tube attached to a vehicle.
Claims19
An insert tube for a trailer hitch assembly comprising:
- a trailer hitch insert tube having at least one opening extending through the entire length of the trailer hitch insert tube and having proximal and distal ends;
- a wedge-shaped segment located near the distal end of said tube;
- engagement means disposed between the wedge-shaped segment and the trailer hitch insert tube for drawing the wedge-shaped segment towards the trailer hitch insert tube;
- and
- said distal end of said trailer hitch insert tube having a shape substantially complementary to the shape of said wedge-shaped segment.
2 more elements
A trailer hitch comprising:
- an outer trailer hitch tube having a predetermined height and width;
- an inner trailer hitch tube having a height and width slightly less than the height and width of said outer trailer hitch tube, said inner trailer hitch tube having at least one opening extending substantially the entire length of said inner trailer hitch tube, said inner trailer hitch tube having first and second ends;
- a wedge shaped segment located near said second end of said inner trailer hitch tube, said wedge-shaped segment having inner and outer portions, said outer portion of said wedge-shaped segment having dimensions substantially conforming to the dimensions of the adjacent inner trailer hitch tube;
- said second end of said inner trailer hitch tube having a shape substantially complementary to the shape of said wedge-shaped segment;
- and
- engagement means disposed between the wedge-shaped segment and the trailer hitch insert tube for drawing the wedge-shaped segment towards the trailer hitch insert tube.
3 more elements
Dependencies are inferred from the claim text.