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:
Apr. 08, 2025
Filed:
Sep. 09, 2022
Applicant:
Herrenknecht Ag, Schlehenweg, DE;
Inventor:
Hans-Peter Uffmann, Aachen, DE;
Assignee:
Herrenknecht, Schwanau, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 44/02 (2006.01); E21B 4/00 (2006.01); E21B 47/008 (2012.01); E21B 47/06 (2012.01);
U.S. Cl.
CPC ...
E21B 44/02 (2013.01); E21B 4/00 (2013.01); E21B 47/008 (2020.05); E21B 47/06 (2013.01);
Abstract
A method for monitoring overburden during excavation in soil, in which the soil pressure exerted by the soil () on an excavation device driven through the soil () is monitored by means of a pressure control element () extended from the circumference () of the driving device. An excavation device for carrying out the method has a pressure control element () which is arranged on the circumference () of the excavation device and can be extended beyond the circumference () of the excavation device.
Quick Actions:
Uffmann, Hans-Peter. (2025). Method for monitoring overburden when advance working in the ground, and advance- working device (U.S. Patent No. 12270291). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12270291
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile