(19)

(11)

EP 2 758 669 A1

(12)

(43) Date of publication: 30.07.2014 Bulletin 2014/31 (21) Application number: 13719335.5 (22) Date of filing: 15.04.2013

(51) International Patent Classification (IPC):  F04C 28/12(2006.01) F04C 29/12(2006.01) F04C 28/26(2006.01) F04C 18/16(2006.01) (86) International application number: PCT/US2013/036553 (87) International publication number: WO 2014/058477 (17.04.2014 Gazette 2014/16)

(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: 11.10.2012 US 201213649405 (71) Applicant: Johnson Controls Technology Company Holland, MI 49423 (US)	(72) Inventors: NEMIT, Paul, Jr. Waynesboro, Pennsylvania 17268 (US) COMSTOCK, Angela Marie Roanoke, Virginia 24018 (US) MALIK, Shahebaz Mechanicsburg, Pennsylvania 17050 (US) (74) Representative: Wolff, Felix et al Kutzenberger Wolff & Partner Theodor-Heuss-Ring 23 50668 Köln Theodor-Heuss-Ring 23 50668 Köln (DE)