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:
Feb. 20, 2024
Filed:
Sep. 03, 2021
Applicant:
Tracto-technik Gmbh & Co. Kg., Lennestadt, DE;
Inventors:
Manfred Schauerte, Schmallenberg, DE;
Christian Löher, Eslohe, DE;
Manuel Pohl, Lennestadt, DE;
Florian Gies, Eslohe, DE;
Assignee:
TRACTO-TECHNIK GMBH & CO. KG, Lennestadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/086 (2006.01); E21B 17/046 (2006.01); E21B 7/04 (2006.01);
U.S. Cl.
CPC ...
E21B 19/086 (2013.01); E21B 7/046 (2013.01);
Abstract
A drive of a ground drilling device for pushing or pulling introduction of a drill string with a frame and a slide that can be moved back and forth relative to the frame, wherein there is at least one hydraulic cylinder between the frame and the slide for moving the slide, and wherein the hydraulic cylinder can be arranged in a removable manner in two different working directions between the frame and the slide.