(19)

(11)

EP 0 300 017 A1

(12)

(43) Date of publication: 25.01.1989 Bulletin 1989/04 (21) Application number: 88901428.0 (22) Date of filing: 04.02.1988

(51) International Patent Classification (IPC):  B29C 45/ 14( . ) F16B 37/ 14( . ) (86) International application number: PCT/GB1988/000067 (87) International publication number: WO 1988/005873 (11.08.1988 Gazette 1988/18)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 04.02.1987 GB 19870002432 04.01.1988 GB 19880000015 (71) Applicant: SEAC LIMITED Leicester LE5 5LP (GB)	(72) Inventor: WHETSTONE, Stephen Leicestershire (GB) (74) Representative: Ablewhite, Alan James  MARKS & CLERK, 57/60 Lincoln's Inn Fields London WC2A 3LS London WC2A 3LS (GB)