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US 9,751,369 B2Granted
Trailer hitch coupler
OwnerDarrin Dahlenburginventor
Life of this patent
Estimating the term…
Abstract
An improved trailer hitch coupler is provided that includes a tongue recessed portion, a moveable base plate inside the tongue recessed portion, and moveable coupler arms that close around a trailer hitch, and slide into the recessed portion in a closed position. The trailer hitch coupler can include spring biased locking arms that rest in a saddle to secure the coupler arms in a locked position. The improved trailer hitch coupler provides ease of coupling without accurate alignment between the towing vehicle and the trailer.
Claims17
An improved trailer hitch coupler comprising:
- a. a trailer tongue having a recessed portion, said recessed portion having a recessed portion front and recessed portion back wall;
- b. a moveable base plate inside the tongue recessed portion;
- c. a cavity spring positioned in the tongue recessed portion and biasing the base plate toward the recessed portion front;
- d. coupler arms having an inner face, an outer face, a top face, a bottom face and a front edge, the coupler arms connected to the base plate at a coupler arm pivot point, whereby the coupler arms rotate around the pivot point to open and closed positions and
- e. a moveable locking arm having one or more locking arm springs having a first end portion and a second end portion, the first end portion connected to the outer side face of the trailer tongue and the second end portion connected to the locking arm.
2 more elements
An improved trailer hitch coupler comprising:
- a. a trailer tongue having a recessed portion, said recessed portion having a recessed portion front and recessed portion back wall;
- b. a moveable base plate inside the tongue recessed portion;
- c. a cavity spring positioned in the tongue recessed portion and biasing the base plate toward the recessed portion front;
- d. coupler arms connected to the base plate at a pivot point, whereby the coupler arms rotate around the pivot point to open and closed positions and
- e. a moveable locking arm secured to the trailer tongue at a locking arm pivot point, wherein the moveable locking arm comprises one or more locking arm springs having a first end portion and a second end portion, the first end portion connected to the outer side face of the trailer tongue and the second end portion connected to the locking arm.
2 more elements
Dependencies are inferred from the claim text.