Patent ID: 8469373

Claim:
A method of manufacturing different shopping cart models, comprising: providing multiple sets of base modules, each base module comprising a pair of spaced-apart longitudinal tubular framing members, each framing member having a rear comprising an upward-facing mounting surface, the base modules of each set having a different pre-determined width between the longitudinal tubular framing members and a different pre-determined length of the longitudinal tubular framing members; providing at least one set of tubular side uprights, each tubular side upright comprising an upper portion and a bottom portion that has a downward-facing mounting surface; selecting a base module from each of the different sets thereof; for each selected base module, selecting a pair of tubular side uprights from any one of the at least one set thereof; for each selected base module, aligning the mounting surfaces of the selected pair of tubular side uprights with the respective mounting surfaces of the selected base module, and securing the mounting surfaces together so that the upper portions of the selected tubular side uprights extend upward from the base module in parallel relation to each other; and for each selected base module, mounting at least one shopping cart basket to the tubular side uprights.