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(11)

EP 2 741 941 A1

(12)

(43) Date of publication: 18.06.2014 Bulletin 2014/25 (21) Application number: 12748360.0 (22) Date of filing: 10.08.2012

(51) International Patent Classification (IPC):  B60Q 3/02(2006.01) G02B 6/40(2006.01) G02B 6/00(2006.01) (86) International application number: PCT/US2012/050404 (87) International publication number: WO 2013/023165 (14.02.2013 Gazette 2013/07)

(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: 10.08.2011 US 201161522103 P (71) Applicant: Johnson Controls Technology Company Holland, MI 49423 (US)	(72) Inventors: FRENS, Jonathan, M. Hudsonville, Michigan 49426 (US) MEYERS, Scott, R. Holland, Michigan 49424 (US) FLOWERDAY, Craig, D. Holland, Michigan 49424 (US) (74) Representative: Liedtke, Markus  Liedtke & Partner Patentanwälte Gerhart-Hauptmann-Strasse 10-11 99096 Erfurt 99096 Erfurt (DE)