(19)

(11)

EP 0 966 787 A1

(12)

(43) Date of publication: 29.12.1999 Bulletin 1999/52 (21) Application number: 98908196.0 (22) Date of filing: 11.03.1998

(51) International Patent Classification (IPC):  H02K 3/ 20( . ) H02K 11/ 02( . ) H02K 11/ 00( . ) (86) International application number: PCT/GB1998/000540 (87) International publication number: WO 1998/040957 (17.09.1998 Gazette 1998/37)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 11.03.1997 GB 19970005020 (71) Applicant: Insight-M Limited Birmingham B7 4BJ (GB)	(72) Inventor: GARVEY, Seamus Dominic, Aston University Sc. Park Birmingham B7 4BJ (GB) (74) Representative: Hallam, Arnold Vincent  LEWIS & TAYLOR 144 New Walk Leicester LE1 7JA Leicester LE1 7JA (GB)