(19)
(11) EP 1 859 261 A1

(12)

(43) Date of publication:
28.11.2007 Bulletin 2007/48

(21) Application number: 05826309.6

(22) Date of filing: 07.11.2005
(51) International Patent Classification (IPC): 
G01N 29/00(2006.01)
(86) International application number:
PCT/US2005/040495
(87) International publication number:
WO 2006/068716 (29.06.2006 Gazette 2006/26)
(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

(30) Priority: 20.12.2004 US 637909 P

(71) Applicant: GEORGIA TECH RESEARCH CORPORATION
Atlanta, GA 30332-0415 (US)

(72) Inventors:
  • UME, Ifeanyi, C.
    Atlanta, Georgia 30332 (US)
  • KITA, Akio
    Atlanta, GA 30332 (US)

(74) Representative: Rehberg Hüppe + Partner 
Nikolausberger Weg 62
37073 Göttingen
37073 Göttingen (DE)

   


(54) ULTRASOUND SYSTEM AND METHODS FOR MEASURING WELD PENETRATION DEPTH IN REAL TIME AND OFF LINE