The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 09, 2001
Filed:
May. 17, 2000
James Oliver, Hohenwald, TN (US);
Evon L. Oliver, Hohenwald, TN (US);
Other;
Abstract
A ground anchor (,) for boring in soil (,) generally includes an elongate shank (,) having auger blades (,) on its lower end (,) and a attachment mechanism (,) on its upper end (,) for attachment of anchor lines (,), a compression cap (,), and a bearing member (,). Compression cap (,) includes a plate (,) that is freely journaled on shank 20 above blades (,) such that plate (,) can freely tilt through a tilt angle to align with surface (,) of soil (,). Bearing member (,) includes a bearing surface (,) adapted for applying coupled bearing forces on compression cap (,) over the tilt angle such that compression cap (,) compresses soil between cap (,) and auger blades (,). In exemplary embodiment, bearing surface (,) is inverse conical or spherical.