(19)

(11)

EP 0 892 878 A1

(12)

(43) Date of publication: 27.01.1999 Bulletin 1999/04 (21) Application number: 96912735.0 (22) Date of filing: 12.04.1996

(51) International Patent Classification (IPC):  E04G 9/ 05( . ) (86) International application number: PCT/US1996/005118 (87) International publication number: WO 1996/032554 (17.10.1996 Gazette 1996/46)

(84) Designated Contracting States: AT BE CH DE ES FI FR GB IE IT LI LU NL SE (71) Applicant: Providence Industries, L.L.C. West Chicago, IL 60185 (US)	(72) Inventors: LANGKAMP, James, R. Glen Ellyn, IL 60137 (US) SNARR, James, E. Sandy, UT 84093 (US) (74) Representative: Moir, Michael Christopher, et al  Mathys & Squire 100 Gray's Inn Road London WC1X 8AL London WC1X 8AL (GB)