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:
Jun. 19, 2007
Filed:
Nov. 17, 2003
Applicants:
Pekka Salminen, Nokia, FI;
Heikki Saha, Tampere, FI;
Inventors:
Pekka Salminen, Nokia, FI;
Heikki Saha, Tampere, FI;
Assignee:
Sandvik Tamrock Oy, Tampere, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25D 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and a control system for controlling rock drilling. A control unit of a rock drilling apparatus is provided with one or more control modes, each determining the drilling variables to be measured, their threshold values and the operating principles according to which the operating parameters of drilling are controlled to achieve a desired control criterion.