(19)

(11)

EP 1 382 223 A1

(12)

(43) Date of publication: 21.01.2004 Bulletin 2004/04 (21) Application number: 02766851.6 (22) Date of filing: 26.04.2002

(51) International Patent Classification (IPC)7: H05B 1/02 (86) International application number: PCT/US2002/013405 (87) International publication number: WO 2002/089529 (07.11.2002 Gazette 2002/45)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 26.04.2001 US 286359 P (71) Applicant: Tutco, Inc. Cookeville, TN 38506 (US)	(72) Inventor: KIRBY, Robert Sparta, TN 38583 (US) (74) Representative: Olbricht, Karl Heinrich, Dipl.-Phys.  Olbricht & Buchhold,Am Weinberg 15 35096 Weimar/Lahn 35096 Weimar/Lahn (DE)