Impact adapter for transfer of impacts and rotation from an impact rock drilling machine to a drill string

Details for Australian Patent Application No. 2003259003 (hide)

Owner Atlas Copco Rock Drills AB

Inventors Jonsson, Per; Andersson, Kurt

Agent Watermark

Pub. Number AU-B-2003259003

PCT Number PCT/SE03/01423

PCT Pub. Number WO2004/029400

Priority 0202855-3 27.09.02 SE

Filing date 12 September 2003

Wipo publication date 19 April 2004

Acceptance publication date 14 August 2008

International Classifications

E21B 1/38 (2006.01) Methods or apparatus for drilling

B25D 16/00 (2006.01) Portable percussive machines with superimposed rotation

B25D 17/06 (2006.01) Details of, or accessories for, portable power-driven percussive tools

E21B 6/02 (2006.01) Drives for drilling with combined rotary and percussive action

Event Publications

13 November 2003 Complete Application Filed

  Priority application(s): 0202855-3 27.09.02 SE

20 May 2004 Application Open to Public Inspection

  Published as AU-B-2003259003

14 August 2008 Application Accepted

  Published as AU-B-2003259003

11 December 2008 Standard Patent Sealed

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