Patent ID: 7114731

Claim:
A portable, collapsible carrier comprising: a) at least one pair of adaptor blocks, each pair comprising a first and second adaptor block, each of said first and second adaptor blocks having a left and right side, first and second ends, and a top and bottom, each adaptor block constructed and arranged to include a plurality of engagable, spaced apertures on at least one side and one end; b) at least two support poles, the at least two support poles extending between a pair of adaptor blocks, the at least two support poles having first and second ends, the first ends of the at least two support poles adapted to be releasably engaged to a first adaptor block via the engagable apertures, the second ends of the at least two support poles adapted to be releasably engaged to a second adaptor block via the engagable apertures; c) an engagement mechanism for releasably engaging the first ends of the at least two support poles to the first adaptor block via the engagable apertures and the second ends of the at least two support poles to the second adaptor block via the engagable apertures; d) a locomotion mechanism; e) an engagement mechanism for releasably engaging the locomotion mechanism to at least one of said first and second adaptor blocks via the engagable apertures; f) first and second back poles, the first and second back poles having ends, the first end of the first back pole adapted to be releasably engaged to the first adaptor block via an engagable aperture, the first end of the second back pole adapted to be releasably to the second adaptor block via an engagable aperture; g) an engagement mechanism for releasably engaging the first end of the first back pole to the first adaptor block via an engagable aperture and the first end of the second back pole to the second adaptor block via an engagable aperture; and h) material extending between the first and second back poles to provide a back support.