Control valve and a method of a percussion device comprising two parallel inlet channels

Details for Australian Patent Application No. 2004213191 (hide)

Owner Sandvik Tamrock Oy

Inventors Koskimaki, Antti

Agent Griffith Hack

Pub. Number AU-B-2004213191

PCT Pub. Number WO2004/073931

Priority 20030263 21.02.03 FI

Filing date 23 February 2004

Wipo publication date 2 September 2004

Acceptance publication date 30 April 2009

International Classifications

B25D 9/18 (2006.01) Portable percussive tools with fluid-pressure drive, e.g. having several percussive tool bits operated simultaneously

B25D 9/20 (2006.01) Portable percussive tools with fluid-pressure drive, e.g. having several percussive tool bits operated simultaneously

Event Publications

11 August 2005 PCT application entered the National Phase

  PCT publication WO2004/073931 Priority application(s): WO2004/073931

25 August 2005 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 21 Jul 2005

30 April 2009 Application Accepted

  Published as AU-B-2004213191

21 May 2009 Alteration of Name

  The name of the applicant has been altered to Sandvik Mining and Construction Oy

27 August 2009 Standard Patent Sealed

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2004213192-Control valve and a method for a percussion device with a working cycle involving several coupling moments

2004213190-Control valve in a percussion device and a method comprising a closed pressure space at the end position of the piston