(19)

(11)

EP 3 619 381 A1

(12)

(43) Date of publication: 11.03.2020 Bulletin 2020/11 (21) Application number: 18794292.5 (22) Date of filing: 02.05.2018

(51) International Patent Classification (IPC):  E05B 15/00(2006.01) G06F 17/50(2006.01) G06F 17/00(2019.01) G08B 21/18(2006.01) (86) International application number: PCT/US2018/030703 (87) International publication number: WO 2018/204522 (08.11.2018 Gazette 2018/45)

(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: KH MA MD TN (30) Priority: 02.05.2017 US 201715584882 (71) Applicant: Control Dynamics Inc. Everett, WA 98201 (US)	(72) Inventor: MORAN, Eric Everett, WA 98201 (US) (74) Representative: Potter Clarkson  The Belgrave Centre Talbot Street Nottingham NG1 5GG Nottingham NG1 5GG (GB)