Trailer hitch adaptor

1. A trailer hitch adaptor for connecting a hitch to a trailer, said trailer hitch adaptor comprising an adaptor assembly having a front end connected to the hitch and a rear end connected to the trailer, said adaptor assembly comprising:

(a) a stop assembly disposed on the front end of said adaptor assembly;

(b) a bar configured to be attached to a front end of the trailer; and

(c) a cradle assembly disposed on the rear end of said adaptor assembly, said cradle assembly comprising an opening facing upwardly, wherein said cradle assembly is configured for receiving said bar and said stop assembly is not connected directly to and is laterally spaced in between said cradle assembly,

wherein said trailer hitch adaptor is configured to be engaged with the trailer by bringing said stop assembly towards said bar until said bar comes in contact with said stop assembly before said bar is dropped into said opening of said cradle to be disposed within said cradle assembly such that the trailer is capable of a pitch relationship with respect to the hitch.

2. The trailer hitch adaptor of claim 1 , wherein said bar comprises two longitudinal ends and said trailer hitch adaptor further comprises a plurality of locks, each lock comprising a plate that comprises an opening for receiving one of said two longitudinal ends for immobilizing said one of said two longitudinal ends and said plate is configured to be removably secured to said cradle assembly.

3. The trailer hitch adaptor of claim 1 , further comprising a rotary joint interposed between said bar and the trailer, said rotary joint configured for allowing a roll movement of the trailer with respect to said bar.

4. The trailer hitch adaptor of claim 1 , further comprising a cushion disposed on said stop assembly to soften said contact.

5. The trailer hitch adaptor of claim 1 , wherein the trailer is a trailer supported on caster wheels.

6. The trailer hitch adaptor of claim 1 , wherein said bar comprises a circular cross-sectional profile and said opening of each said cradle comprises a circular cross-sectional profile matching said circular cross-sectional profile of said bar.

7. The trailer hitch adaptor of claim 1 , wherein said bar further comprises a central axis and a pair of rings each disposed about said central axis of said bar, said cradle assembly comprises a pair of plates and said pair of rings are disposed apart at a distance that is substantially equal to a distance between said pair of plates, wherein when said bar is aligned to be disposed within said pair of plates, said pair of rings serve as guides to aid in locating the bar within said pair of plates.

8. A trailer hitch adaptor for connecting a hitch to a trailer, said trailer hitch adaptor comprising an adaptor assembly having a front end connected to the hitch and a rear end connected to the trailer, said adaptor assembly comprising:

(a) a stop assembly disposed on the front end of said adaptor assembly;

(b) a bar configured to be attached to a front end of the trailer, said bar comprises a central axis and a pair of rings each disposed about said central axis of said bar; and

(c) a cradle assembly disposed on the rear end of said adaptor assembly, said cradle assembly comprises an opening facing upwardly and a pair of plates, wherein said cradle assembly is configured for receiving said bar,

wherein said trailer hitch adaptor is configured to be engaged with the trailer by bringing said stop assembly towards said bar until said bar had come in contact with said stop assembly before said bar is dropped into said opening of said cradle to be disposed within said cradle assembly such that the trailer is capable of a pitch relationship with respect to the hitch, said pair of rings are disposed apart a distance that is substantially the distance of a distance between said pair of plates and when said bar is aligned to be disposed within said pair of plates, said pair of rings serve as guides to aid in locating the bar within said pair of plates.

9. A trailer hitch adaptor for connecting a hitch to a trailer, said trailer hitch adaptor comprising an adaptor assembly having a front end connected to the hitch and a rear end connected to the trailer, said adaptor assembly comprising:

(a) a pair of stops disposed on the front end of said adaptor assembly;

(b) a bar configured to be attached to the trailer, said bar comprising two longitudinal ends; and

(c) a pair of cradles disposed on the rear end of said adaptor assembly, each said cradle comprising an opening facing upwardly, wherein each said cradle is configured for receiving one of said two longitudinal ends of said bar and said pair of stops are not connected directly to and are laterally spaced in between said pair of cradles,

wherein said trailer hitch adaptor is configured to be engaged with the trailer by bringing said pair of stops towards said bar until said bar comes in contact with said pair of stops before said bar is dropped into said opening of said pair of cradles to be disposed within said pair of cradles such that the trailer is capable of a pitch relationship with respect to the hitch.

10. The trailer hitch adaptor of claim 9 , further comprising a plurality of locks, each lock comprising a plate that comprises an opening for receiving one of said two longitudinal ends for immobilizing said one of said two longitudinal ends.

11. The trailer hitch adaptor of claim 9 , further comprising a rotary joint interposed between said bar and the trailer, said rotary joint configured for allowing a roll movement of the trailer with respect to said bar.

12. The trailer hitch adaptor of claim 9 , further comprising a cushion disposed on one of said stops to soften said contact.

13. The trailer hitch adaptor of claim 9 , wherein the trailer is a trailer supported on caster wheels.

14. The trailer hitch adaptor of claim 9 , wherein said bar comprises a circular cross-sectional profile and said opening of each said cradle comprises a circular cross-sectional profile matching said circular cross-sectional profile of said bar.

15. The trailer hitch adaptor of claim 9 , wherein said bar further comprises a central axis and a pair of rings each disposed about said central axis of said bar and said pair of rings are disposed apart a distance that is substantially a distance between said pair of cradles, wherein when said bar is aligned to be disposed within said pair of cradles, said pair of rings serve as guides to aid in locating the bar within said pair of cradles.

16. A trailer hitch adaptor for connecting a hitch to a trailer, said trailer hitch adaptor comprising an adaptor assembly having a front end connected to the hitch and a rear end connected to the trailer, said adaptor assembly comprising:

(a) a pair of stops disposed on the front end of said adaptor assembly;

(b) a bar configured to be attached to the trailer, said bar comprises two longitudinal ends, a central axis and a pair of rings each disposed about said central axis of said bar; and

(c) a pair of cradles disposed on the rear end of said adaptor assembly, each said cradle comprising an opening facing upwardly, wherein each said cradle is configured for receiving one of said two longitudinal ends of said bar,

wherein said trailer hitch adaptor is configured to be engaged with the trailer by bringing said pair of stops towards said bar until said bar had come in contact with said pair of stops before said bar is dropped into said opening of said pair of cradles to be disposed within said pair of cradles such that the trailer is capable of a pitch relationship with respect to the hitch, said pair of rings are disposed apart a distance that is substantially a distance between said pair of cradles and when said bar is aligned to be disposed within said pair of cradles, said pair of rings serve as guides to aid in locating the bar within said pair of cradles.