Patent ID: 7278645

Claim:
A carrier comprising: (a) a wheel unit including an axle and two wheels rotatably mounted on the axle; (b) a base unit having at least one support bar mounted on the axle of the wheel unit; (c) a frame unit including: (1) a base portion supported on the axle, (2) a first side portion having a shelf support bar, (3) a second side portion having a shelf support bar, and (4) a plurality of crossbrace elements fixedly connecting the first side portion to the second side portion, and (d) a brake unit including a wheel-engaging element, a handle pivotally mounted to the frame unit with the handle being movable between a first position wherein the wheel-engaging element is spaced apart from the wheels of the wheel unit and a second position wherein the wheel-engaging element in spaced in abutting contact with the wheels of the wheel unit, and a handle cage for retaining the handle in the first or second position; (e) a support unit including: (1) a first lever arm and a first adjustable telescoping leg pivotally attached to each other and to the first side portion, and (2) a second lever arm and a second adjustable telescoping leg pivotally attached to each other and to the second side portion; (f) an outer load bearing unit including: (1) at least one vertically oriented load support bar having a bottom end and being fixed to the frame unit, (2) a platform base fixed to the bottom end of the at least one load support bar, (3) an extension element pivotally attached to the frame unit wherein the extension element is movable between a first position with the extension element extending at a right angle with respect to the frame unit and a second position with the extension element extending nearly parallel with respect to the frame unit, and (4) a plurality of tie-down eyelets fixed to the frame unit; (g) a frame handle fixed to the frame unit; (h) an outrigger unit including: (1) first and second crossbrace-engaging hooks sized to releasably engage one of the plurality of the crossbrace elements of the frame unit, (2) a connecting bar fixed to the first and second crossbrace-engaging hooks, and (3) first and second load-supporting bars fixed to the crossbrace-engaging hooks; and (i) a plurality of support shelves, each shelf being pendently supported between the shelf support bars of the first and second side portions.