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:
Jul. 07, 2015
Filed:
Mar. 08, 2011
Applicants:
Matt Palmlund, Bancroft, SD (US);
Leroy B. Stumpe, Hartford, SD (US);
Inventors:
Matt Palmlund, Bancroft, SD (US);
Leroy B. Stumpe, Hartford, SD (US);
Assignee:
Sioux Steel Company, Sioux Falls, SD (US);
Primary Examiner:
Int. Cl.
CPC ...
B25D 9/00 (2006.01); B25D 11/00 (2006.01); B25D 13/00 (2006.01); E21B 1/00 (2006.01); E02D 13/00 (2006.01); E04H 17/26 (2006.01);
U.S. Cl.
CPC ...
E02D 13/00 (2013.01); E04H 17/263 (2013.01); E04H 17/265 (2013.01);
Abstract
A post driving and removal system comprising a base frame for mounting on a mobile base, a gripping apparatus mounted on the base frame and configured to selectively grip a post, and a driver apparatus mounted on the base frame and configured to impact a post held by the gripping apparatus.