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. 20, 2022
Filed:
Jan. 16, 2019
Applicant:
Herrenknecht Aktiengesellschaft, Schwanau, DE;
Inventor:
Christian Himmelsbach, Schwanau, DE;
Assignee:
HERRENKNECHT AKTIENGESELLSCHAFT, Schwanau, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21D 9/00 (2006.01); E21D 9/10 (2006.01); E21D 9/087 (2006.01); E21D 9/11 (2006.01);
U.S. Cl.
CPC ...
E21D 9/003 (2013.01); E21D 9/087 (2013.01); E21D 9/104 (2013.01); E21D 9/112 (2013.01); E21D 9/115 (2013.01);
Abstract
A cutting tool for a tunnel boring machine, including a tool head equipped with a wear sensor detachably connectable to a tool holder. A line arrangement having a wireless, connector-free coupling module between the tool head and the tool holder is provided for connecting the wear sensors to an evaluation module. In the event of wear, a tool head to be replaced may be removed from the tool holder and a new tool head may be connected to the tool holder.