(19)

(11)

EP 1 040 546 A1

(12)

(43) Date of publication: 04.10.2000 Bulletin 2000/40 (21) Application number: 98961698.2 (22) Date of filing: 19.11.1998

(51) International Patent Classification (IPC)7: H02H 7/18, H02H 7/22, H02H 1/06, H02J 7/00 (86) International application number: PCT/NZ9800/168 (87) International publication number: WO 9927/628 (03.06.1999 Gazette 1999/22)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE (30) Priority: 20.11.1997 NZ 32921697 (71) Applicant: Encore 2000 Limited Tuakau,Auckland (NZ)	(72) Inventors: HECTORS, Antonius, Cornelis Torbay,Auckland (NZ) GUY, Jonathan, Andrew East Tamaki,Auckland (NZ) (74) Representative: Haley, Stephen et al Gill Jennings & Every,Broadgate House,7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)