(19)
(11) EP 3 980 219 A1

(12)

(43) Date of publication:
13.04.2022 Bulletin 2022/15

(21) Application number: 20818524.9

(22) Date of filing: 22.04.2020
(51) International Patent Classification (IPC): 
B25B 13/56(2006.01)
 B25B 13/00(2006.01)
(52) Cooperative Patent Classification (CPC):
B25B 13/462
(86) International application number:
PCT/US2020/029281
(87) International publication number:
WO 2020/247099 (10.12.2020 Gazette 2020/50)
(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: 06.06.2019 US 201916433203
27.02.2020 US 202016803673

(71) Applicants:
  • Yang, Weikai
    Zhejiang (CN)
  • Ye, Jingrong
    Hangzhous, 31121 (CN)
  • Florian, Timothy
    Tazzana CA 91356 (US)

(72) Inventors:
  • Yang, Weikai
    Zhejiang (CN)
  • Ye, Jingrong
    Hangzhous, 31121 (CN)
  • Florian, Timothy
    Tazzana CA 91356 (US)

(74) Representative: Speich, Stéphane 
Dennemeyer & Associates S.A. 55, rue des Bruyères
LU-1274 Luxembourg-Howald
LU-1274 Luxembourg-Howald (LU)

   


(54) WRENCH