Patent ID: 7083363

Claim:
A apparatus for repairing a foundation of a building comprising: a buggy device comprising: a base frame being defined by a front end and a rear end, each end being supported by wheel means; a plate member being transversely mounted upon the base frame proximately near the rear end; a fifth wheel assembly being situated underneath the base frame and being swivelly connected to the wheel means supporting the rear end; a steering mechanism being connected to the fifth wheel assembly for maneuvering the direction of the wheel means supporting the rear end; a crane assembly being supported by the plate member, the crane assembly further comprising: a three hundred sixty degree swivel joint mounted upon the plate member, a vertically extending shaft being swivelly connected to the swivel joint, horizontally extending arm being mounted on the top of the shaft, and a first lifting mechanism being operably connected to the arm such that it can be lowered and raised; a drive stand being swivelly connected to the arm at its far end, the drive stand being adapted to contain a foundation pier assembly to be installed underneath the foundation; a removable hydraulic driving mechanism being mounted upon the upper end of the drive stand for driving the foundation pier assembly into the ground underneath the foundation; at least one outrigger means for stabilizing the weight of the base frame during the pier pressing process, the at least one stabilizer being removably attached to a corner of the base frame; and fifth wheel assembly further comprises: a steering rod extending the width of the rear end and being swivelly connected to the underside of the rear end; and the steering rod being coupled to the rear end means, whereby the apparatus can be maneuvered from one location to another location.