(19)

(11)

EP 2 542 115 A1

(12)

(43) Date of publication: 09.01.2013 Bulletin 2013/02 (21) Application number: 11751131.1 (22) Date of filing: 28.02.2011

(51) International Patent Classification (IPC):  A44B 19/00(2006.01) (86) International application number: PCT/US2011/026432 (87) International publication number: WO 2011/109272 (09.09.2011 Gazette 2011/36)

(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: 01.03.2010 US 309012 P (71) Applicant: Johnson Controls Technology Company Holland, MI 49423 (US)	(72) Inventor: SMITH, Sandra, L. Waterford MI 48328 (US) (74) Representative: Liedtke, Markus  Liedtke & Partner Patentanwälte Elisabethstraße 10 99096 Erfurt 99096 Erfurt (DE)