(19)

(11)

EP 1 740 789 A1

(12)

(43) Date of publication: 10.01.2007 Bulletin 2007/02 (21) Application number: 04723472.9 (22) Date of filing: 26.03.2004

(51) International Patent Classification (IPC):  E04H 4/16(2006.01) (86) International application number: PCT/BR2004/000042 (87) International publication number: WO 2005/093190 (06.10.2005 Gazette 2005/40)

(84) Designated Contracting States: DE ES FR IT PT (71) Applicant: WBA CONSULTORIA E VENDAS INTERNACIONAIS LTDA 06454-913 Barueri-SP (BR)	(72) Inventor: RIBEIRO, José, Luiz, Whitaker 06454-913 Barueri-SP (BR) (74) Representative: Kihn, Pierre Emile Joseph  Office Ernest T. Freylinger S.A. B.P. 48 8001 Strassen 8001 Strassen (LU)