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(11)

EP 2 536 928 A1

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(43) Date of publication: 26.12.2012 Bulletin 2012/52 (21) Application number: 10705990.9 (22) Date of filing: 16.02.2010

(51) International Patent Classification (IPC):  F01P 5/10(2006.01) F04D 15/00(2006.01) F01P 7/14(2006.01) (86) International application number: PCT/EP2010/051918 (87) International publication number: WO 2011/101019 (25.08.2011 Gazette 2011/34)

(84) Designated Contracting States: 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 SE SI SK SM TR (71) Applicant: Pierburg Pump Technology GmbH 41460 Neuss (DE)	(72) Inventors: FOURNIER, Arnaud F-57970 Yutz (FR) SIMON, Gilles F-57860 Montois La Montage (FR) (74) Representative: Patentanwälte ter Smitten Eberlein Rütten Partnerschaftsgesellschaft  Burgunderstr. 29 40549 Düsseldorf 40549 Düsseldorf (DE)