(19)

(11)

EP 4 580 811 A1

(12)

(43) Date of publication: 09.07.2025 Bulletin 2025/28 (21) Application number: 23773140.1 (22) Date of filing: 29.08.2023

(51) International Patent Classification (IPC):  B05B 9/043(2006.01) A47G 19/18(2006.01) G01F 11/02(2006.01) A47F 7/28(2006.01) F04B 9/14(2006.01) (52) Cooperative Patent Classification (CPC): B05B 9/043; B05B 11/1015; A47G 19/183; G01F 11/028; F04B 9/14; F04B 15/02 (86) International application number: PCT/US2023/073054 (87) International publication number: WO 2024/050338 (07.03.2024 Gazette 2024/10)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 02.09.2022 US 202263403525 P (71) Applicant: Server Products, Inc. Richfield, WI 53076 (US)	(72) Inventor: RUSCH, Gerald A. Fond du Lac, WI 54937 (US) (74) Representative: Maiwald GmbH  Engineering Elisenhof Elisenstrasse 3 80335 München 80335 München (DE)