By a News Reporter-Staff News Editor at Journal of Engineering — A patent by the inventors Atchley, Jacob C. (Columbia, MO); Hamilton, Daniel V. (Centralia, MO); Hawkins, Kelly S. (Centralia, MO), filed on March 14, 2013, was published online on September 23, 2014, according to news reporting originating from Alexandria, Virginia, by VerticalNews correspondents.
Patent number 8839571 is assigned to Hubbell Incorporated (Shelton, CT).
The following quote was obtained by the news editors from the background information supplied by the inventors: “Ground anchors are commonly used to support various structures and for use by utilities for anchoring supports, utility poles, and the like. The anchors often have an elongated shaft with a square or round cross-section. A top end of the shaft has a drive connection for coupling to a rotating drive assembly. The bottom, ground engaging end has one or more helical outwardly extending load bearing plates fixed to a hub.(…)
via Hubbell : Patent Issued for Break-Away Screw Ground Anchor | 4-Traders.