(19)

(11)

EP 0 868 581 A1

(12)

(43) Date of publication: 07.10.1998 Bulletin 1998/41 (21) Application number: 96942469.0 (22) Date of filing: 17.12.1996

(51) International Patent Classification (IPC):  E04F 19/ 04( . ) (86) International application number: PCT/GB1996/003111 (87) International publication number: WO 1997/022767 (26.06.1997 Gazette 1997/27)

(84) Designated Contracting States: BE DE FR GB IT NL (30) Priority: 18.12.1995 GB 19950025827 01.02.1996 GB 19960001888 01.03.1996 GB 19960004428 (71) Applicant: Aiken, Stuart Charles Stamford PE9 3RD (GB)	(72) Inventor: Aiken, Stuart Charles Stamford PE9 3RD (GB) (74) Representative: Shaw, Laurence  5th Floor, Metropolitan House, 1 Hagley Road, Edgbaston Birmingham B16 8TG Birmingham B16 8TG (GB)