(19)

(11)

EP 1 147 588 A1

(12)

(43) Date of publication: 24.10.2001 Bulletin 2001/43 (21) Application number: 99962364.8 (22) Date of filing: 20.12.1999

(51) International Patent Classification (IPC)7: H02G 15/013, H02G 15/076, F16L 55/11 (86) International application number: PCT/GB9904/314 (87) International publication number: WO 0038/290 (29.06.2000 Gazette 2000/26)

(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: 22.12.1998 GB 9828169 (71) Applicant: CCS Technology Inc. Wilmington, DE 19803 (GB)	(72) Inventor: BLACKHALL, Edward Prescot,Merseyside L34 1NA (GB) (74) Representative: Poole, Michael John  Corning Communications Ltd.,Patent and Licensing Dpt.,Quantum House,Maylands Avenue Hemel Hempstead, Herts. HP2 7DE Hemel Hempstead, Herts. HP2 7DE (GB)