(19)

(11)

EP 3 475 619 A2

(12)

(88) Date of publication A3: 22.03.2018 (43) Date of publication: 01.05.2019 Bulletin 2019/18 (21) Application number: 17735735.7 (22) Date of filing: 23.06.2017

(51) International Patent Classification (IPC):  F24C 1/08(2006.01) F24F 13/078(2006.01) F21K 9/23(2016.01) A47J 36/24(2006.01) H05B 3/00(2006.01) (86) International application number: PCT/US2017/038960 (87) International publication number: WO 2017/223418 (28.12.2017 Gazette 2017/52)

(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: 24.06.2016 US 201662354414 P 31.01.2017 US 201715421096 (71) Applicant: HATCO CORPORATION Milwaukee, WI 53215 (US)	(72) Inventor: SCANLON, John Milwaukee, Wisconsin 53215 (US) (74) Representative: Potter Clarkson  The Belgrave Centre Talbot Street Nottingham NG1 5GG Nottingham NG1 5GG (GB)