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:
Jul. 27, 2010
Filed:
May. 19, 2006
Sverker Hartwig, Täby, SE;
Sverker Hartwig, Täby, SE;
Atlas Copco Rock Drills AB, Orebro, SE;
Abstract
The invention relates to an impulse generator () for a rock breaking tool, which comprises a propulsion chamber () for receiving a pressurizeable liquid volume (), and an in the propulsion chamber () received impulse piston (), where the impulse piston () is arranged for transfer of pressure peaks in the liquid volume () into impulses in the tool (), whereby transfer of energy from a propulsion mechanism () into impulses in the tool () is effected by volume reduction of the propulsion chamber (), whereby the impulse piston () is driven forward by a pressure peak in the propulsion chamber (). The invention also relates to a hydraulic impulse tool comprising an impulse generator ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile