Patent ID: 8613571
Filing Date: 2013-12-24
Classification: E02D

Abstract:
1. A method of preparing ground to place piles therein, said method comprising: rotating an anchor assembly comprising a screw anchor, an extension shaft coupled to the screw anchor, a reducer section having a plurality of pin holes disposed around its periphery into the ground to a predetermined depth; positioning in the anchor assembly a removable coupler apparatus comprising a rotatable longitudinal shaft that is coupled to a plurality of slidable pins that are slidable through the pin holes in the anchor assembly and orienting it so that the pins are aligned with the pin holes; rotating the longitudinal shaft to slide the pins through the pin holes and secure the removable coupler apparatus to the anchor assembly; attaching a shaft section to the longitudinal shaft and attaching a pipe section to the removable coupler apparatus; and rotating the pipe section to cause the anchor assembly and removable coupler apparatus to be pulled into the ground to a desired depth.