(19)

(11)

EP 0 912 809 A1

(12)

(43) Date of publication: 06.05.1999 Bulletin 1999/18 (21) Application number: 97931946.0 (22) Date of filing: 14.07.1997

(51) International Patent Classification (IPC):  B66B 9/ 08( . ) E04H 3/ 12( . ) E04F 11/ 04( . ) (86) International application number: PCT/GB1997/001931 (87) International publication number: WO 1998/002628 (22.01.1998 Gazette 1998/03)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 15.07.1996 GB 19960014868 (71) Applicant: Lyons, Charles Thomas Colnbrook, Slough SL3 0EN (GB)	(72) Inventor: Lyons, Charles Thomas Colnbrook, Slough SL3 0EN (GB) (74) Representative: Everitt, Christopher James Wilders, et al  fJ CLEVELAND 40/43 Chancery Lane London WC2A 1JQ London WC2A 1JQ (GB)