A trailer stabilizing device for stabilizing a parked freight trailer, the trailer stabilizing device comprising a frame separate from the support frame of the parked freight trailer, the stabilizing device frame having mounted thereto wheels and a hitch, the stabilizing device including a repositionable jack.

A body prop assembly for supporting portions of a tilting trailer assembly. Said body prop assembly comprising a body prop, a hinge assembly, a one or more side tracks. Said body prop assembly configured to attach to said tilting trailer assembly between a tilting portions and a trailer platform. Said tilting portions selectively rotates with respect to said trailer platform on a tilting hinge. Said tilting hinge defines a tilting axis of said tilting trailer assembly. Said body prop is configured to selectively hold a portion of said tilting portions at an incline. A lower guides is configured to slide through portions of said one or more side tracks in order to adjust a lower portion of said body prop assembly. Said body prop comprises an upper portion, a side portions and said lower guides. Said upper portion is substantially parallel with said lower guides.

A body prop assembly for supporting portions of a tilting trailer assembly. Said body prop assembly comprising a body prop, a hinge assembly, a one or more side tracks. Said body prop assembly configured to attach to said tilting trailer assembly between a tilting portions and a trailer platform. Said tilting portions selectively rotates with respect to said trailer platform on a tilting hinge. Said tilting hinge defines a tilting axis of said tilting trailer assembly. Said body prop is configured to selectively hold a portion of said tilting portions at an incline. A lower guides is configured to slide through portions of said one or more side tracks in order to adjust a lower portion of said body prop assembly. Said body prop comprises an upper portion, a side portions and said lower guides. Said upper portion is substantially parallel with said lower guides.

A jack and dolly assembly provides power-assisted lifting and moving capabilities using a single power source, according to an embodiment. In some embodiments a first shaft is used for lifting and lowering an object, and a second shaft is used for causing the jack and dolly assembly to move on a generally horizontal surface. In some embodiments the first and second shafts may selectively move or rotate independently from one another while being powered by the single power source. In some embodiments an inner and outer shaft arrangement is provided, so that the outer shaft has a hollow interior and at least a portion of the inner shaft is positioned within the hollow interior.

A trailer stabilizing device for stabilizing a parked freight trailer, the trailer stabilizing device comprising a frame separate from the support frame of the parked freight trailer, the stabilizing device frame having mounted thereto wheels and a hitch, the stabilizing device including a repositionable jack.

A trailer stabilizing device for stabilizing a parked freight trailer, the trailer stabilizing device comprising a frame separate from the support frame of the parked freight trailer, the stabilizing device frame having mounted thereto wheels and a hitch, the stabilizing device including a repositionable jack.

A trailer stabilizing device for stabilizing a parked freight trailer, the trailer stabilizing device comprising a frame separate from the support frame of the parked freight trailer, the stabilizing device frame having mounted thereto wheels and a hitch, the stabilizing device including a repositionable jack.

A trailer stabilizing device for stabilizing a parked freight trailer, the trailer stabilizing device comprising a frame separate from the support frame of the parked freight trailer, the stabilizing device frame having mounted thereto wheels and a hitch, the stabilizing device including a repositionable jack.

Aspects herein relate to using a three points to control the angular orientation of a structure via three or more jacks, and then stabilizing the structure via one or more stabilizers. In some aspects, the foregoing structure may include, for example, a motor home, recreational vehicle, travel trailer or fifth wheel trailer.

Aspects herein relate to using a three points to control the angular orientation of a structure via three or more jacks, and then stabilizing the structure via one or more stabilizers. In some aspects, the foregoing structure may include, for example, a motor home, recreational vehicle, travel trailer or fifth wheel trailer.