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:
Oct. 14, 2025
Filed:
May. 25, 2022
Bauer Spezialtiefbau Gmbh, Schrobenhausen, DE;
Matthias Mayinger, Rennertshofen, DE;
Andreas Stimpfle-Ziegler, Kühbach, DE;
BAUER Spezialtiefbau GmbH, Schrobenhausen, DE;
Abstract
The invention relates to a drilling tool for creating a bore in the ground, having a tubular drill shank, at least one removal device which is configured to remove ground material, a supply device for supplying a fluid through the drill shank through at least one outlet opening for the fluid into the bore and at least one mixing element which extends radially to the drill shank, is arranged on the drill shank above the removal device and is configured to mix ground material with the fluid. According to the invention, it is provided that at least one first outlet opening is arranged in the region of the removal device and at least one second outlet opening is arranged at an axial distance from the at least one first outlet opening and at least one actuating device is provided on the supply device, by means of which the at least one first outlet opening and/or the at least one second outlet opening can be blocked, wherein fluid can optionally be introduced into the bore via the at least one first outlet opening and/or the at least one second outlet opening.