A system includes a docking guide comprising a first alignment guide configured to couple with a first mobile unit that supports a turbine engine and a second alignment guide configured to couple with a second mobile unit that supports a generator. The first and second alignment guides are configured to guide a coupling between the first and second mobile units to help align the turbine engine with the generator.

A bifurcatable mobile rock crusher and method of transporting the same comprising providing a first segment which is separately towable on the highway and providing a second segment which is separately towable on the highway, where each segment is configured to be combined into one unit and towed as a unit on the highway.

In one example, a mother cart is provided that is suitable for transporting a daughter cart. The mother cart includes a lower frame, an upper frame connected to the lower frame, and the lower frame includes wheels configured to allow the mother cart to be moved. The lower frame also includes support guides configured to support the daughter cart in a raised position to provide a predetermined ground clearance, and the lower frame has two open sides so as to provide for two-way loading and unloading of the daughter cart on the mother cart.

In one example, a mother cart is provided that is suitable for transporting a daughter cart. The mother cart includes a lower frame, an upper frame connected to the lower frame, and the lower frame includes wheels configured to allow the mother cart to be moved. The lower frame also includes support guides configured to support the daughter cart in a raised position to provide a predetermined ground clearance, and the lower frame has two open sides so as to provide for two-way loading and unloading of the daughter cart on the mother cart.

An industrial cart system and method for operation thereof. The industrial cart system comprises a mother cart and a daughter cart. The mother cart comprises an upper frame and a lower frame. According to an embodiment, the lower frame is configured to support the daughter cart in a loaded or travel position. The lower frame is further configured to allow two-way loading and unloading of the daughter cart. According to another embodiment, the mother cart comprises a chassis and one or more lift mechanisms operatively coupled to the lower frame. The chassis is configured to support the daughter cart and the lift mechanisms are configured to lower and raise the chassis (and the daughter cart) to facilitate the loading and unloading of the daughter cart.

An industrial cart system and method for operation thereof. The industrial cart system comprises a mother cart and a daughter cart. The mother cart comprises an upper frame and a lower frame. According to an embodiment, the lower frame is configured to support the daughter cart in a loaded or travel position. The lower frame is further configured to allow two-way loading and unloading of the daughter cart. According to another embodiment, the mother cart comprises a chassis and one or more lift mechanisms operatively coupled to the lower frame. The chassis is configured to support the daughter cart and the lift mechanisms are configured to lower and raise the chassis (and the daughter cart) to facilitate the loading and unloading of the daughter cart.

A fifth wheel hitch assembly for mounting to a towing vehicle and receiving a kingpin of a trailer incorporating a comfort assembly is provided. The fifth wheel hitch assembly may comprise a kingpin receiving assembly attached to a mounting rail via a comfort assembly. The comfort assembly may include one or more pivot bushing assemblies, as well as vertically adjustable, anti-rattle attachment systems. These attachment systems may include a cam assembly and/or a T-pin assembly.

A mother daughter cart system includes a transportable daughter cart, a moveable mother cart to which the daughter cart is selectively addable and an onboard energy generation system. With the addition of the daughter cart to the mother cart, the mother cart is coupled with the daughter cart for movement as a unit. The daughter cart includes a part support adapted to carry one or more parts, and an electrically powered actuator coupled to the part support and configured, when powered, to selectively impart movement to the part support to manipulate its placement. The energy generation system includes a generator configured to convert energy from the mother cart's movement into electrical energy usable to power the actuator in the daughter cart.

A trailer hitch for hitching a trailer to a motor vehicle is disclosed wherein the motor vehicle has a chassis supported by axles suspended from the motor vehicle chassis, the trailer has a chassis supported by one or more axles suspended from the trailer chassis, and the trailer hitch is adapted to hitch the trailer chassis to the motor vehicle chassis for movement therewith and also cause the trailer chassis to help support the motor vehicle chassis to a variable degree via the trailer hitch and in a manner determined by the spring action provided by the trailer axle suspension system(s). And wherein the trailer hitch is also adapted to allow the hitched trailer chassis to turn with respect to the motor vehicle chassis and prevent such turning and to stow a hitched trailer chassis on the motor vehicle.

A trailer hitch for hitching a trailer to a motor vehicle is disclosed wherein the motor vehicle has a chassis supported by axles suspended from the motor vehicle chassis, the trailer has a chassis supported by one or more axles suspended from the trailer chassis, and the trailer hitch is adapted to hitch the trailer chassis to the motor vehicle chassis for movement therewith and also cause the trailer chassis to help support the motor vehicle chassis to a variable degree via the trailer hitch and in a manner determined by the spring action provided by the trailer axle suspension system(s). And wherein the trailer hitch is also adapted to allow the hitched trailer chassis to turn with respect to the motor vehicle chassis and prevent such turning and to stow a hitched trailer chassis on the motor vehicle.