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:
May. 21, 2019
Filed:
Jul. 24, 2017
Applicant:
Fci Holdings Delaware, Inc., Wilmington, DE (US);
Inventors:
John C. Stankus, Canonsburg, PA (US);
Dakota Faulkner, New Kensington, PA (US);
David Rager, McKeesport, PA (US);
Assignee:
FCI Holdings Delaware, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 21/00 (2006.01); E21D 20/00 (2006.01);
U.S. Cl.
CPC ...
E21D 21/008 (2013.01); E21D 20/00 (2013.01); E21D 21/0053 (2016.01);
Abstract
A mine bolt includes an elongated body having a first end and a second end positioned opposite the first end, and an anchor comprising a tube defining a central opening and a slot extending at least a portion of the length of the tube. The anchor is secured to the elongated body. The anchor is configured to compress upon installation of the mine bolt to anchor the elongated body within a bore hole.