US Patent 9283975 Modular cart

A modular cart includes a cart frame with a top and a bottom. A platform is secured to the top of the cart frame. Wheels are secured to the bottom of the cart frame. Receiver assemblies are secured to the cart frame. A cart module includes at least one handle with a lower end and an upper end. A shank is located at the lower end. The shank is removably secured within a receiver assembly secured to the cart frame.