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. 06, 2005
Filed:
Dec. 05, 2002
Heikki Saha, Tampere, FI;
Markku Keskiniva, Tampere, FI;
Antti Koskimäki, Tampere, FI;
Esa Rantala, Kyrönlahti, FI;
Tapani Pöysti, Tampere, FI;
Vesa Peltonen, Tampere, FI;
Jaakko Niemi, Tampere, FI;
Timo Kemppainen, Tampere, FI;
Vesa Uitto, Tampere, FI;
Pauli Lemmetty, Tampere, FI;
Heikki Saha, Tampere, FI;
Markku Keskiniva, Tampere, FI;
Antti Koskimäki, Tampere, FI;
Esa Rantala, Kyrönlahti, FI;
Tapani Pöysti, Tampere, FI;
Vesa Peltonen, Tampere, FI;
Jaakko Niemi, Tampere, FI;
Timo Kemppainen, Tampere, FI;
Vesa Uitto, Tampere, FI;
Pauli Lemmetty, Tampere, FI;
Sandvik Inteleectual Property AB, Sandviken, SE;
Abstract
A method and an equipment for controlling the operation of a rock drilling apparatus, which rock drilling apparatus comprises a percussion device for producing impact energy to a tool of the rock drilling apparatus, a rotating device for rotating the tool in a drill hole, a feeding device for feeding the tool in the drill hole and a flushing device for supplying flushing agent through the tool and the bit for flushing loose drilling waste from the hole. The feed force and the percussion power are determined and the relation between the feed force and the percussion power is adjusted to a targeted operation area within an upper and a lower limit.