(19)

(11)

EP 2 433 059 A2

(12)

(88) Date of publication A3: 16.06.2011 (43) Date of publication: 28.03.2012 Bulletin 2012/13 (21) Application number: 10723557.4 (22) Date of filing: 20.05.2010

(51) International Patent Classification (IPC):  F24J 2/32(2006.01) F24J 2/54(2006.01) F24J 2/52(2006.01) F25B 29/00(2006.01) F24J 2/34(2006.01) F03G 6/06(2006.01) F25B 27/00(2006.01) (86) International application number: PCT/EP2010/057007 (87) International publication number: WO 2010/133688 (25.11.2010 Gazette 2010/47)

(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 SE SI SK SM TR (30) Priority: 20.05.2009 US 179859 P (71) Applicant: CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement 2002 Neuchâtel (CH)	(72) Inventor: HINDERLING, Thomas deceased (CH) (74) Representative: GLN  Rue du Puits-Godet 8a 2000 Neuchâtel 2000 Neuchâtel (CH)