(19)

(11)

EP 0 847 262 A1

(12)

(43) Date of publication: 17.06.1998 Bulletin 1998/25 (21) Application number: 96928610.0 (22) Date of filing: 30.08.1996

(51) International Patent Classification (IPC):  A61F 13/ 02( . ) A61F 13/ 00( . ) B44C 1/ 17( . ) (86) International application number: PCT/GB1996/002126 (87) International publication number: WO 1997/007760 (06.03.1997 Gazette 1997/11)

(84) Designated Contracting States: DE ES FR GB IT (30) Priority: 31.08.1995 GB 19950017720 (71) Applicant: INNOVATIVE TECHNOLOGIES LIMITED Winsford, Cheshire CW7 3PD (GB)	(72) Inventors: GILDING, Keith, Denis Winsford Cheshire CW7 4DL (GB) BRENWALL, Ronald, Eugene Hartford Cheshire CW8 2FT (GB) (74) Representative: Atkinson, Peter Birch, et al  MARKS & CLERK, Sussex House, 83-85 Mosley Street Manchester M2 3LG Manchester M2 3LG (GB)