(19)

(11)

EP 0 866 921 A1

(12)

(43) Date of publication: 30.09.1998 Bulletin 1998/40 (21) Application number: 96942474.0 (22) Date of filing: 13.12.1996

(51) International Patent Classification (IPC):  F16B 25/ 00( . ) F16B 25/ 10( . ) F16B 15/ 06( . ) (86) International application number: PCT/GB1996/003116 (87) International publication number: WO 1997/022811 (26.06.1997 Gazette 1997/27)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 15.12.1995 GB 19950025624 (71) Applicant: European Industrial Services Limited Warley, West Midlands B66 2SA (GB)	(72) Inventors: PASALAR, Ali, Akbar Churchfield, Pensnett Dudley DY5 4JJ (GB) PARKER, Richard, Anthony Nottingham NG7 1AD (GB) (74) Representative: Lally, William, et al  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 80801 München 80801 München (DE)