(19)

(11)

EP 1 864 077 A1

(12)

(43) Date of publication: 12.12.2007 Bulletin 2007/50 (21) Application number: 05714402.4 (22) Date of filing: 17.03.2005

(51) International Patent Classification (IPC):  F42B 12/34(2006.01) (86) International application number: PCT/BR2005/000035 (87) International publication number: WO 2006/096944 (21.09.2006 Gazette 2006/38)

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