Patent ID: 7806646

Claim:
A delivery rack system comprising: a frame including: a side rail offset from a center axis, the side rail having a top surface, a first transverse rail disposed coplanar with the side rail and having a first top surface disposed coplanar with the top surface, the first transverse rail having first and second beams that are spaced apart and disposed substantially parallel to each other, and a second transverse rail having a second top surface disposed coplanar with the top surface and first top surface and spaced apart from the first transverse rail; first and second sets of rollers disposed on the first and second transverse rails, respectively; and a plurality of wheels supporting the frame; a locking mechanism having a spring assisted reset pedal disposed on the first transverse rail that is coupled to an elongate bar having a pivot lever that moves between a first position and a second position, and an actuator bar having a U-shaped portion that does not extend into the compartment when the pivot lever is in the first position and that extends into the compartment when the pivot lever is in the second position; wherein the side rail, first transverse rail, and second transverse rail cooperate to define a compartment; and wherein the center axis is disposed in a vertical plane that perpendicularly bisects the first and second transverse rails.