(19)

(11)

EP 0 922 147 A1

(12)

(43) Date of publication: 16.06.1999 Bulletin 1999/24 (21) Application number: 97939013.0 (22) Date of filing: 29.08.1997

(51) International Patent Classification (IPC):  E04D 3/ 36( . ) F16B 13/ 12( . ) F16B 15/ 00( . ) F16B 5/ 00( . ) F16B 13/ 13( . ) F16B 43/ 02( . ) (86) International application number: PCT/GB1997/002357 (87) International publication number: WO 1998/009036 (05.03.1998 Gazette 1998/09)

(84) Designated Contracting States: AT BE DE DK ES FI FR GB GR IE IT LU NL PT SE (30) Priority: 29.08.1996 GB 19960017992 (71) Applicant: ONDULINE BUILDING PRODUCTS LIMITED Kensington, London W8 7AS (GB)	(72) Inventors: EICHENAUER, Heinz, Michael F-75818 Paris Cedex 17 (FR) KNELL, Tony Merseyside L45 8LW (GB) (74) Representative: Mather, Belinda Jane  Reddie & Grose, 16 Theobalds Road London WC1X 8PL London WC1X 8PL (GB)