(19)

(11)

EP 0 944 945 A2

(12)

(43) Date of publication: 29.09.1999 Bulletin 1999/39 (21) Application number: 97913551.0 (22) Date of filing: 14.11.1997

(51) International Patent Classification (IPC):  H02J 13/ 00( . ) H02J 3/ 24( . ) H02J 3/ 14( . ) H04B 3/ 54( . ) (86) International application number: PCT/NZ1997/000156 (87) International publication number: WO 1998/021803 (22.05.1998 Gazette 1998/20)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 14.11.1996 NZ 19960299756 (71) Applicant: Brian Tolley Corporation Limited Wellinton (NZ)	(72) Inventors: GOWANS, Dean, Syme Wellington (NZ) YUILL, Andrew Wellington (NZ) (74) Representative: Skone James, Robert Edmund  GILL JENNINGS & EVERY Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)