Patent ID: 7219919

Claim:
A transportable storage container comprising: a) a frame composed of: i) a plurality of longitudinal members, each of said longitudinal members having an inboard end and an outboard end; and ii) a first and second transverse member, said first transverse member being attached to said longitudinal members at said inboard end and said second transverse member being attached to said longitudinal members at said outboard end; b) a frame extension, adapted to be connected to said longitudinal members at said longitudinal members inboard ends, said frame extension further including means for connecting said frame extension to a tow vehicle; c) a storage container attachable to said frame, said storage container composed of: i) a bottom, a top, a front wall, a rear wall, and two side walls; ii) hinge means for securing said top to said storage container; iii) at least one lock pocket recessed into said storage container; iv) a pair of wheel wells recessed into said storage container and located proximate to an outboard end of said storage container; d) a pair of wheel systems, each of said wheel systems composed of: i) suspension means attachable to said frame; ii) a pair of wheels, each of said wheels attached to said suspension means and positioned such that said wheel does not extend outside of a perimeter defined by said bottom of said storage container, and each of said wheels is positioned under said wheel wells; and iii) an axle connecting said wheels e) a pair of castor systems, each of said castor systems composed of: i) a castor leg receiver attached to said first transverse member; ii) a castor leg, said castor leg including a plate attached to an outboard end of said castor leg, said castor leg being removably attachable to said castor leg receiver; iii) a castor attachable to said plate wherein said castor systems are disposed proximate to an inboard end of said storage container and longitudinally aligned with said wheel systems.