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US 6,669,223 B2Granted
Trailer hitch
AssigneeAlcoa Inc.
InventorsDinesh C. Sekaria, John W. Cobes, Robert P. Evert, Walter R. Reichelt, Jeffrey M. Shoup, Kirit N. Shah
Life of this patent
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Abstract
A vehicle trailer hitch including an aluminum tubular U-shaped strut and a cast aluminum receiver mounted thereto. Ends of the strut tube are flatted to form integral planar mounting flanges for mounting the hitch to a vehicle.
Claims10
A method of manufacturing a vehicle trailer hitch comprising the steps of:
- providing a tube having a pair of ends;
- bending the tube into a U-shape;
- flattening the ends of the tube to form a pair of substantially horizontal planar portions;
- and
- mounting a trailer receiver on said tube at a position between the ends.
2 more elements
A method of manufacturing a vehicle trailer hitch comprising the steps of:
- providing a tube having a pair of ends;
- bending the tube into a U-shape;
- flattening the ends of the tube to form a pair of substantially horizontal planar portions;
- establishing holes in the flattened ends;
- and
- mounting a trailer receiver on said tube at a position between said ends.
3 more elements
Dependencies are inferred from the claim text.