(19)

(11)

EP 0 494 155 A1

(12)

(43) Date of publication: 15.07.1992 Bulletin 1992/29 (21) Application number: 90912298.0 (22) Date of filing: 25.07.1990

(51) International Patent Classification (IPC):  E04B 1/ 19( . ) E04B 2/ 74( . ) E04B 1/ 61( . ) (86) International application number: PCT/GB1990/001150 (87) International publication number: WO 1991/001416 (07.02.1991 Gazette 1991/04)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI LU NL SE (30) Priority: 25.07.1989 GB 19890016983 10.01.1990 GB 19900000579 (71) Applicant: FLEXIBOOTHS LIMITED Bolton, Lancashire BL1 2DR (GB)	(72) Inventor: ASHTON, Thomas Whitegates Darwen Road Egerton Lancashire BL7 9RY (GB) (74) Representative: Quest, Barry  Wilson, Gunn, M'Caw & Co., 41-51 Royal Exchange, Cross Street Manchester M2 7BD Manchester M2 7BD (GB)