(19)

(11)

EP 1 846 970 A1

(12)

(43) Date of publication: 24.10.2007 Bulletin 2007/43 (21) Application number: 05822694.5 (22) Date of filing: 06.12.2005

(51) International Patent Classification (IPC):  H01M 8/04(2006.01) F16K 7/10(2006.01) F16K 7/07(2006.01) (86) International application number: PCT/EP2005/013071 (87) International publication number: WO 2006/061194 (15.06.2006 Gazette 2006/24)

(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: 08.12.2004 EP 04300856 (71) Applicant: RENAULT S.A.S. 92100 Boulogne Billancourt (FR)	(72) Inventor: ROUVEYRE, Luc Marojiru Nosima B201 (JP) (74) Representative: Davies, Owen Robert Treharne  RENAULT TECHNOCENTRE Département Propriété Intellectuelle Sce 00267 TCR GRA 2 36 1, avenue de Golf 78288 Guyancourt cedex 78288 Guyancourt cedex (FR)