US Patent 10053126 Utility cart for transport of payloads

Embodiments of a utility cart according to the solution feature a three front-wheel arrangement on a common axle and a pair of swiveling rear wheels attached to a frame. Certain embodiments feature a sub-frame that is releasably locked to a main frame portion such that, when the locking mechanism is removed, the sub-frame may be lifted to pivot around the front axle and tip a tub aspect carrying a payload. Certain embodiments may also comprise a handle aspect that is slidably engaged with the frame of the cart such that it can be extended to various positions, including being fully disengaged, flipped and reengaged to translate from a push state for a manual user to a pull state for a hitch.