Patent ID: 8814199

Claim:
A collapsible cart comprising: a first pair of wheels; a second pair of wheels, wherein each of the first pair of wheels is larger in diameter than each of the second pair of wheels; at least two legs; a first tray having an outer profile, wherein each of the first pair of wheels is mounted outside the outer profile of the first tray; a second tray with an outer profile, the second tray configured to lay above the first tray by engaging with and being supported by each of the at least two legs; a first locking mechanism, wherein the first locking mechanism includes a leg locking arm that releasably engages with at least one of the legs for operation of the first locking mechanism, and wherein the first locking mechanism includes a tray locking arm that releasably engages with at least one of the first tray and the second tray, and wherein the first locking mechanism includes a foot pedal to facilitate operation of the first locking mechanism, and wherein the foot pedal is at least partially of a first color; and a second locking mechanism, wherein the second locking mechanism includes a leg locking arm that releasably engages with at least one of the legs for operation of the second locking mechanism, and wherein the second locking mechanism includes a foot pedal for facilitating operation of the second locking mechanism, wherein said second foot pedal is at least partially of a second color.