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(11)

EP 4 237 628 A1

(12)

(43) Date of publication: 06.09.2023 Bulletin 2023/36 (21) Application number: 21887164.8 (22) Date of filing: 05.10.2021

(51) International Patent Classification (IPC):  E02F 9/20(2006.01) E02F 3/42(2006.01) E02F 3/32(2006.01) E02F 9/26(2006.01) G05G 9/047(2006.01) E02F 3/43(2006.01) E02F 9/22(2006.01) (52) Cooperative Patent Classification (CPC): E02F 3/3414; E02F 3/844; E02F 3/96; E02F 9/2012; E02F 9/205; E02F 3/431 (86) International application number: PCT/US2021/053456 (87) International publication number: WO 2022/093494 (05.05.2022 Gazette 2022/18)

(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: 30.10.2020 US 202017086128 (71) Applicant: Caterpillar Inc. Peoria, IL 61629-9510 (US)	(72) Inventors: KUSHNER, Jeremy Raleigh, North Carolina 27606 (US) ELLIOTT, Christopher M. Apex, North Carolina 27502 (US) SMITH, Sage F. Apex, North Carolina 27502 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)