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:
Sep. 29, 2026
Filed:
Sep. 22, 2022
Applicant:
Herrenknecht Aktiengesellschaft, Schwanau, DE;
Inventors:
Gerhard Wehrmeyer, Schwanau, DE;
Emil Nathanson, Friesenheim, DE;
Johannes Tröndle, Lahr/Schwarzwald, DE;
Assignee:
HERRENKNECHT AKTIENGESELLSCHAFT, Schwanau, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21D 9/00 (2006.01); E21D 9/10 (2006.01); E21D 9/11 (2006.01);
U.S. Cl.
CPC ...
E21D 9/003 (2013.01); E21D 9/1093 (2013.01); E21D 9/112 (2013.01);
Abstract
The invention relates to a tunnel boring machine () in which the thrust cylinders () acting on a cutting wheel () are controlled by means of the direct input of coordinate values of a desired total center of pressure () in a coordinate system () relating to the tunnel boring machine ().
Wehrmeyer, Gerhard. (2026). Tunnel boring machine and method for tunneling using a tunnel boring machine (U.S. Patent No. 12747665). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12747665
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile