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. 14, 2021
Filed:
Dec. 17, 2019
Applicant:
Sandvik Mining and Construction Oy, Tampere, FI;
Inventors:
Assignee:
Sandvik Mining and Construction Oy, Tampere, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/02 (2006.01); E21B 47/07 (2012.01); E21B 47/12 (2012.01); E21B 47/092 (2012.01); E21B 47/095 (2012.01);
U.S. Cl.
CPC ...
E21B 7/025 (2013.01); E21B 7/021 (2013.01); E21B 47/07 (2020.05); E21B 47/12 (2013.01); E21B 47/092 (2020.05); E21B 47/095 (2020.05);
Abstract
A rock drilling machine, rock drilling rig and method of measuring physical features during rock drilling is provided. The rock drilling machine includes one or more sensing devices, which are arranged in connection with a bendable sensing cord. The sensing cord is fed via a feed passage to a flushing passage of a drilling tool.