(19)

(11)

EP 0 842 054 A1

(12)

(43) Date of publication: 20.05.1998 Bulletin 1998/21 (21) Application number: 97920834.0 (22) Date of filing: 02.05.1997

(51) International Patent Classification (IPC):  B44C 1/ 17( . ) B44C 7/ 00( . ) (86) International application number: PCT/GB1997/001226 (87) International publication number: WO 1997/042041 (13.11.1997 Gazette 1997/49)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE (30) Priority: 04.05.1996 GB 19960009411 (71) Applicant: Grand Premier Limited Hanley, Stoke on Trent ST1 6AZ (GB)	(72) Inventors: SMITH, Michael, James Newcastle, Staffordshire ST5 4LA (GB) HILL, Lezlie Stoke on Trent, Staffordshire ST6 3RG (GB) (74) Representative: Pearce, Anthony Richmond  MARKS & CLERK, Alpha Tower, Suffolk Street Queensway Birmingham B1 1TT Birmingham B1 1TT (GB)