(19)

(11)

EP 1 963 675 A1

(12)

(43) Date of publication: 03.09.2008 Bulletin 2008/36 (21) Application number: 06828119.5 (22) Date of filing: 18.12.2006

(51) International Patent Classification (IPC):  F04B 39/10(2006.01) (86) International application number: PCT/BR2006/000281 (87) International publication number: WO 2007/070995 (28.06.2007 Gazette 2007/26)

(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 LV MC NL PL PT RO SE SI SK TR (30) Priority: 19.12.2005 BR PI0505734 (71) Applicant: WHIRLPOOL S.A. 04578-000 São Paulo SP (BR)	(72) Inventors: RAMSDORF, Roberto BRAZIL Joinville - SC (BR) KRÜGER, Guilherme Alan 89202-050 Joinville - SC (BR) (74) Representative: Geyer, Werner  Patentanwälte Geyer, Fehners & Partner Perhamerstrasse 31 80687 München 80687 München (DE)