(19)

(11)

EP 2 635 802 A1

(12)

(43) Date of publication: 11.09.2013 Bulletin 2013/37 (21) Application number: 11837342.2 (22) Date of filing: 12.08.2011

(51) International Patent Classification (IPC):  F03B 13/20(2006.01) (86) International application number: PCT/BR2011/000285 (87) International publication number: WO 2012/058734 (10.05.2012 Gazette 2012/19)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 16.12.2010 US 970645 04.11.2010 BR PI1004764 (71) Applicant: Regattieri Sampaio, Marcelo CEP-22030-010 Rio de Janeiro, RJ (BR)	(72) Inventor: Regattieri Sampaio, Marcelo CEP-22030-010 Rio de Janeiro, RJ (BR) (74) Representative: Pereira da Cruz, Jorge Afonso  J. Pereira da Cruz, S.A. Rua Vitor Cordon, 14 1249-103 Lisboa 1249-103 Lisboa (PT)