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EP 2 823 217 A1

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(43) Date of publication: 14.01.2015 Bulletin 2015/03 (21) Application number: 13711802.2 (22) Date of filing: 08.03.2013

(51) International Patent Classification (IPC):  F21S 4/00(2006.01) A47F 11/10(2006.01) F21W 131/405(2006.01) F21Y 103/00(2006.01) A47F 3/00(2006.01) F21V 7/00(2006.01) F21Y 101/02(2006.01) (86) International application number: PCT/US2013/029888 (87) International publication number: WO 2013/134646 (12.09.2013 Gazette 2013/37)

(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 Designated Extension States: BA ME (30) Priority: 08.03.2012 US 201261608374 P (71) Applicant: RTC Industries, Inc. Rolling Meadows, IL 60008 (US)	(72) Inventors: BRESLOW, David S. Chicago, Illinois 60640 (US) SWAFFORD, John Wesley., Jr. Palatine, Illinois 60067 (US) (74) Representative: Lichota, Catherine Margaret Timmis et al Bryers LLP 7 Gay Street Bath, North East Somerset BA1 2PH Bath, North East Somerset BA1 2PH (GB)