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EP 4 816 111 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827521.6 (22) Date of filing: 26.11.2024

(51) International Patent Classification (IPC):  B21D 22/02(2006.01) B21D 37/16(2006.01) B23P 23/04(2006.01) B23K 9/00(2006.01) B21D 35/00(2006.01) B21D 53/88(2006.01) B62D 25/02(2006.01) B23Q 1/00(2006.01) (52) Cooperative Patent Classification (CPC): B21D 22/022; B21D 53/88; B21D 37/16; B21D 35/005; B21D 35/006; B62D 25/02; C21D 1/18; C21D 1/673; C21D 9/0068; C21D 7/13; C21D 2261/00; B62D 29/007; B23P 15/24; C21D 8/00 (86) International application number: PCT/US2024/057563 (87) International publication number: WO 2025/117607 (05.06.2025 Gazette 2025/23)

(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: GE KH MA MD TN (30) Priority: 29.11.2023 US 202363604049 P (71) Applicant: Tesla, Inc. Austin, TX 78725 (US)	(72) Inventors: FRIESEN, Samuel Austin, Texas 78725 (US) CASAS, Julian Nunez Austin, Texas 78725 (US) KARANDE, Dipali Austin, Texas 78725 (US) LI, Shi Austin, Texas 78725 (US) (74) Representative: Bryn-Jacobsen, Caelia  Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)