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EP 3 262 337 A1

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(43) Date of publication: 03.01.2018 Bulletin 2018/01 (21) Application number: 16844834.8 (22) Date of filing: 29.06.2016

(51) International Patent Classification (IPC):  F21K 99/00(2016.01) B07C 5/34(2006.01) B07C 5/342(2006.01) F21V 3/02(2006.01) (86) International application number: PCT/US2016/039985 (87) International publication number: WO 2017/044177 (16.03.2017 Gazette 2017/11)

(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 Designated Validation States: MA MD (30) Priority: 09.09.2015 US 201514849301 (71) Applicant: Key Technology, Inc. Walla Walla, WA 99362 (US)	(72) Inventors: RICHERT, Gerald, R. Walla Walla, WA 99362 (US) WILSON, Danielle Walla Walla, WA 99362 (US) JUSTICE, Timothy Walla Walla, WA 99362 (US) (74) Representative: Schmid, Wolfgang  Lorenz & Kollegen Patentanwälte Partnerschaftsgesellschaft mbB Alte Ulmer Strasse 2 89522 Heidenheim 89522 Heidenheim (DE)