(19)
(11) EP 1 848 567 A2

(12)

(43) Date of publication:
31.10.2007 Bulletin 2007/44

(21) Application number: 06849719.7

(22) Date of filing: 15.02.2006
(51) International Patent Classification (IPC): 
B23K 20/12(2006.01)
(86) International application number:
PCT/US2006/005507
(87) International publication number:
WO 2007/086885 (02.08.2007 Gazette 2007/31)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK YU

(30) Priority: 15.02.2005 US 653158 P

(71) Applicants:
  • SII MegaDiamond, Inc.
    Provo, UT 84604 (US)
  • Advanced Metal Products, Inc.
    West Bountiful, UT 84087 (US)

(72) Inventors:
  • PACKER, Scott, M.
    Alpine, UT 84004 (US)
  • STEEL, Russell, J.
    Salem, UT 84653 (US)

(74) Representative: Schreiber, Wolfgang et al
Riederer Hasler & Partner Patentanwälte AG, Kappelestrasse 15
9492 Eschen
9492 Eschen (LI)

   


(54) TOOL GEOMETRIES FOR FRICTION STIR SPOT WELDING OF HIGH MELTING TEMPERATURE ALLOYS