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US 2020/0047573 A1Published application
Apparatus and method for an improved trailer hitch
OwnerJames Wadeinventor
Life of this patent
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Abstract
An improved trailer hitch is presented. The tractor trailer has a main trailer frame, the main trailer for hauling cargo. To help couple a trailer cab to the trailer frame a swivel box having a spring-loaded locking pin and a permanent hinge pin is coupled to a tongue that is used to couple the trailer cab and the trailer frame. The swivel box swivels or swings the tongue to a position to accommodate a misaligned trailer cab easing the coupling process.
Claims15
A trailer tongue, the trailer tongue comprising:
- a main trailer, where the main trailer has a main trailer frame, the main trailer for hauling cargo;
- a swivel box having a spring-loaded locking pin and a permanent hinge pin;
- a connecting arm of the trailer tongue coupled to the main trailer frame, wherein the permanent hinge pin of the swivel box.
A method of hitching a trailer, the method comprising:
- backing a trailer cab towards a trailer, the trailer cab have a ball for coupling to the trailer, and the trailer having a tongue for receiving the ball of the trailer cab;
- turning the swivel box to align with the position of the trailer cab;
- and
- coupling a ball of a trailer hitch of the trailer cab to the tongue of the of receiving portion of the trailer tongue.
1 more element
Dependencies are inferred from the claim text.