(19)

(11)

EP 2 539 646 A2

(12)

(88) Date of publication A3: 26.01.2012 (43) Date of publication: 02.01.2013 Bulletin 2013/01 (21) Application number: 11705215.9 (22) Date of filing: 25.02.2011

(51) International Patent Classification (IPC):  F25B 45/00(2006.01) (86) International application number: PCT/EP2011/052782 (87) International publication number: WO 2011/104323 (01.09.2011 Gazette 2011/35)

(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: 26.02.2010 IN CH05122010 (71) Applicants: Robert Bosch GmbH 70442 Stuttgart (DE) Bosch Limited Adugodi, Bangalore 560 030 (IN)	(72) Inventor: Venkatesh, Gk Bangalore 560 030 (IN)