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. 26, 2019
Filed:
Mar. 29, 2017
Applicant:
Tracto-technik Gmbh & Co. KG, Lennestadt, DE;
Inventors:
Philipp Schumacher, Lennestadt, DE;
Gerhard Völkel, Erndtebrück, DE;
Assignee:
TRACTO-TECHNIK GmbH & Co. KG, Lennestadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 15/04 (2006.01); E21B 12/00 (2006.01); E21B 4/14 (2006.01); E21B 7/04 (2006.01); E21B 7/26 (2006.01);
U.S. Cl.
CPC ...
E21B 12/00 (2013.01); E21B 4/14 (2013.01); E21B 7/046 (2013.01); E21B 7/26 (2013.01); E21B 15/04 (2013.01);
Abstract
A framework for a displacement hammer is configured for positioning the displacement hammer in a launch pit. The framework has two holding fixtures, each holding fixture having a clamp. The clamps and the holding fixtures can be moved independently from each other.