(19)

(11)

EP 1 105 891 A1

(12)

(43) Date of publication: 13.06.2001 Bulletin 2001/24 (21) Application number: 99933092.1 (22) Date of filing: 09.08.1999

(51) International Patent Classification (IPC)7: H01F 27/28 (86) International application number: PCT/IB9901/410 (87) International publication number: WO 0011/687 (02.03.2000 Gazette 2000/09)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 21.08.1998 ZA 9807600 (71) Applicant: Nucleus Ecopower Limited Jersey,Channel Islands (GB)	(72) Inventors: Fricker, Ronald Kevin Garsfontein,0042 Pretoria (ZA) Smit, Marthinus Christoffel Faerie Glen,0043 Pretoria (ZA) Allison, Herman Rooihuiskraal,0154 Pretoria (ZA) (74) Representative: Cross, Rupert Edward Blount et al BOULT WADE TENNANT,Verulam Gardens70 Gray's Inn Road London WC1X 8BT London WC1X 8BT (GB)