(19)

(11)

EP 1 718 920 A1

(12)

(43) Date of publication: 08.11.2006 Bulletin 2006/45 (21) Application number: 04708690.5 (22) Date of filing: 06.02.2004

(51) International Patent Classification (IPC):  F42B 12/34(2006.01) F42B 12/24(2006.01) F42B 33/00(2006.01) F42B 12/74(2006.01) (86) International application number: PCT/BR2004/000006 (87) International publication number: WO 2005/075932 (18.08.2005 Gazette 2005/33)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (71) Applicant: CBC Companhia Brasileira de Cartuchos CEP-9426-900 Ribeirão Pires - SP (BR)	(72) Inventor: MARTINI FILHO, Laudermiro Ribeirao Pires CEP-09426-900, SP (BR) (74) Representative: König, Beate  Patentanwältin European Patent Attorney Morassistrasse 8 80469 München 80469 München (DE)