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

Details for Australian Patent Application No. 2004213192 (hide)

Owner Sandvik Tamrock Oy

Inventors Esko, Mauri; Helin, Aimo; Ahola, Erkki; Maki, Jorma; Koskimaki, Antti; Keskiniva, Markku

Agent Griffith Hack

Pub. Number AU-B-2004213192

PCT Pub. Number WO2004/073932

Priority 20030263 21.02.03 FI

Filing date 23 February 2004

Wipo publication date 2 September 2004

Acceptance publication date 11 June 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

25 August 2005 PCT application entered the National Phase

  PCT publication WO2004/073932 Priority application(s): WO2004/073932

11 June 2009 Application Accepted

  Published as AU-B-2004213192

9 July 2009 Alteration of Name

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

8 October 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

2004213193-Impact device with a rotable control valve

2004213191-Control valve and a method of a percussion device comprising two parallel inlet channels