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. 02, 2012
Filed:
Apr. 30, 2009
William Malcolm, Dana Point, CA (US);
William Malcolm, Dana Point, CA (US);
McLaughlin Group, Inc., Greenville, SC (US);
Abstract
A steering head for use with an auger and a casing engaged to the auger, the steering head comprising: a generally cylindrical body having a first body end and a second body end mountable to the casing, a bore channel concentrically received in the body, a front lip, a rear lip, a body surface, and a lead edge; an outer tube having an internal side covering the body surface and an opposing external side; a steering flap disposed on the external side of the outer tube having a first flap face and a second flap face, a distal end, and a hinge end, the steering flap disposable in a retracted position and an extended position; a biased hinge operative to retract the steering flap into the retracted position; and a powered actuator operative to extend the first flap face into the extended position.