Patent ID: 7744333
Filing Date: 2010-06-29
Classification: B60P

Abstract:
1. An apparatus for retrieving, transporting and delivering a portable storage unit, the apparatus comprising: a support assembly including a main frame and a pair of vertical spars, a support sleeve at an uppermost end of each spar, each support sleeve including a pinion gear, the main frame including a pair of pinion gears; a pair of top beams each having a forward and a rearward end and a rack extending there between, the rack of each top beam engaging the pinion gear of a corresponding support sleeve such that the top beams are slidably interconnected to the support assembly; an axle frame supported by an axle and wheels, the axle frame including a pair of racks positioned opposite of one another at an upper surface of the axle frame, the racks engaging corresponding pinions within the main frame, such that the main frame and axle frame are telescopically interconnected; an extension frame telescopically interconnected to the axle frame, a hydraulic cylinder interconnected between the axle frame and extension frame; a carriage assembly including a pair of carriage sleeves, each of which supports a lifting cylinder, each carriage sleeve including a pinion that engages a corresponding rack upon one of the top beams to slidably interconnect the carriage sleeve to the said one of the top beams, the lifting cylinders each including a lowermost end that is adapted to engage the portable storage unit; a pair of telescopic support legs each of which is pivotally interconnected to the rear-end of a corresponding top beam, each support leg including a lowermost end that is adapted to selectively engage either the extension frame or the ground.