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:
Nov. 22, 2011
Filed:
Apr. 19, 2010
Applicant:
Jan Haglund, Karlskoga, SE;
Inventor:
Jan Haglund, Karlskoga, SE;
Assignee:
Atlas Copco Rock Drills AB, Orebro, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Housing arrangementfor a drill rig, especially adapted for damping sound, said drill rig comprising a feed beam holder, a feed beambeing movably attached to the feed beam holderand having a drill endand a rear end, and a drilling machinebeing movably attached to and movably along the feed beam, said housing arrangementcomprising a casing, and said feed beamThe invention is characterized in that the casingis directly attachable to the feed beam, such that the casingand at least a part of the feed beamenclose the drilling machine, and allows for mutual movement between the feed beamand the feed beam holder