APPARATUS AND METHOD FOR FORMING WELD JOINTS HAVING COMPRESSIVE RESIDUAL STRESS PATTERNS

Details for Australian Patent Application No. 2002343613 (hide)

Owner THE BOEING COMPANY LAMBDA RESEARCH, INC.

Inventors JAMES, Michael, Royston; WALDRON, Douglas, J.; MAHONEY, Murray, W.; PREVEY, Paul, S., III

Pub. Number AU-A-2002343613

PCT Number PCT/US02/35214

PCT Pub. Number WO2003/039804

Priority 60/335,739 02.11.01 US

Filing date 1 November 2002

Wipo publication date 19 May 2003

International Classifications

C21D 007/08 Modifying the physical properties of iron or steel by deformation

B23K 020/12 Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating - the heat being generated by friction

B24B 039/00 Burnishing machines or devices, i.e. requiring pressure members for compacting the surface zone

B23K 037/08 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass - for flash removal

B23K 031/02 Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups - relating to soldering or welding

Event Publications

27 February 2003 Complete Application Filed

  Priority application(s): 60/335,739 02.11.01 US

24 July 2003 Application Open to Public Inspection

  Published as AU-A-2002343613

22 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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