(19)

(11)

EP 4 197 087 A1

(12)

(43) Date of publication: 21.06.2023 Bulletin 2023/25 (21) Application number: 21856657.8 (22) Date of filing: 11.08.2021

(51) International Patent Classification (IPC):  H02J 9/06(2006.01) H03H 7/06(2006.01) H01H 50/02(2006.01) H01H 9/54(2006.01) (52) Cooperative Patent Classification (CPC): H01H 2300/018; H01H 2300/03; H01H 9/56; H01H 9/563; H01H 47/32; H01H 50/047; H02J 1/086; H02J 9/062; H02J 2310/16 (86) International application number: PCT/US2021/045589 (87) International publication number: WO 2022/035987 (17.02.2022 Gazette 2022/07)

(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: 11.08.2020 US 202063063966 P 11.08.2020 US 202063064361 P (71) Applicant: Zonit Structured Solutions, LLC Boulder, CO 80301 (US)	(72) Inventors: PACHOUD, William Boulder, Colorado 80304 (US) CHAPEL, Steve Iliff, Colorado 80736 (US) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)