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:
Feb. 20, 2018
Filed:
Dec. 19, 2014
Applicant:
Sandvik Mining and Construction Oy, Tampere, FI;
Inventor:
Jouni Koskinen, Tampere, FI;
Assignee:
SANDVIK MINING AND CONSTRUCTION OY, Tampere, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 21/015 (2006.01); E21B 19/24 (2006.01); E21B 17/16 (2006.01); E21B 21/00 (2006.01); E21C 35/22 (2006.01); E21B 3/02 (2006.01); E21B 21/01 (2006.01);
U.S. Cl.
CPC ...
E21B 17/16 (2013.01); E21B 3/02 (2013.01); E21B 19/24 (2013.01); E21B 21/01 (2013.01); E21B 21/015 (2013.01); E21C 7/00 (2013.01); E21C 35/223 (2013.01);
Abstract
A support includes a support element for supporting a drilling tool used in rock drilling. The support element is inside a suction housing of a rock drilling unit at least during drilling. The support is located at a front end portion of a feed beam and is used to support the tool especially during the collaring phase of the drilling. A method of collaring is disclosed wherein the drilling tool is supported by the support.