(19)

(11)

EP 0 135 529 A1

(12)

(43) Date of publication: 03.04.1985 Bulletin 1985/14 (21) Application number: 84900705.0 (22) Date of filing: 10.02.1984

(51) International Patent Classification (IPC):  E05B 37/ 12( . ) (86) International application number: PCT/BR1984/000001 (87) International publication number: WO 1984/003119 (16.08.1984 Gazette 1984/20)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 10.02.1983 BR 19830000688 (71) Applicants: PORTO, Nedio Nilo Santa Rosa Niteroi-RJ (BR) CASTILHO, Mario Luiz de Tijuca Rio de Janeiro-RJ (BR)	(72) Inventor: PORTO, Nedio Nilo Santa Rosa Niteroi (BR)