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:
Nov. 14, 2023
Filed:
Sep. 10, 2019
Applicant:
Mhwirth As, Kristiansand, NO;
Inventors:
Geir Lien, Hoevag, NO;
Petter Mydland, Kristiansand S, NO;
Assignee:
MHWIRTH AS, Kristiansand, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 15/00 (2006.01); E21B 15/02 (2006.01); E21B 19/06 (2006.01); E21B 19/15 (2006.01); E21B 19/16 (2006.01); B25J 5/00 (2006.01); G05D 1/02 (2020.01);
U.S. Cl.
CPC ...
E21B 15/003 (2013.01); B25J 5/00 (2013.01); E21B 15/02 (2013.01); E21B 19/06 (2013.01); E21B 19/155 (2013.01); E21B 19/165 (2013.01); G05D 1/0276 (2013.01);
Abstract
A drilling rig system includes a drilling rig having a floor which is generally planar, and a utility vehicle having a base, a drive apparatus, and a ground engaging motive apparatus upon which the base is supported on the floor. The drive apparatus drives the ground engaging motive apparatus to move the utility vehicle across the floor. The ground engaging motive apparatus is drivable so as to change a direction of travel of the utility vehicle at any point on the floor.