Patent ID: 6514012
Filing Date: 2003-02-04
Classification: E02D,Y10T

Abstract:
A system for raising and supporting the foundation or slab of a building, the system comprising a lifting arm assembly for engaging the lower surface of the foundation or slab, the lifting arm assembly comprising a support sleeve, a piling section extending through the support sleeve, means for applying a load to the piling section to drive a portion of the piling section into the ground; and a connection assembly for connecting the piling section to an additional piling section in response to the portion of the piling section being driven into the ground, the connection assembly comprising a first connecting member secured in one of the piling sections, a second connecting member secured in the other piling section, and a third connecting member connecting the first and second connecting members, and therefore the piling sections in an abutting, end-to-end relationship wherein each of the piling sections are internally threaded and wherein the first and second connecting members have external threads that threadedly engage the internal threads of the corresponding piling sections to secure the first and second connecting members to their corresponding piling sections.