(19)
(11) EP 4 237 219 A1

(12)

(43) Date of publication:
06.09.2023 Bulletin 2023/36

(21) Application number: 21763069.8

(22) Date of filing: 18.08.2021
(51) International Patent Classification (IPC): 
B29C 43/36(2006.01)
B29D 30/06(2006.01)
(52) Cooperative Patent Classification (CPC):
B29D 30/0654; B29D 2030/0655; B29C 43/3642; B29C 2043/3649
(86) International application number:
PCT/EP2021/072909
(87) International publication number:
WO 2022/038176 (24.02.2022 Gazette 2022/08)
(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: 19.08.2020 IT 202000020260

(71) Applicant: Bridgestone Europe NV/SA
1930 Zaventem (BE)

(72) Inventors:
  • BERNAL ORTEGA, Maria, Del Mar
    00128 Roma (IT)
  • DI RONZA, Raffaele
    00128 Roma (IT)
  • CAPALDI, Cristian
    00128 Roma (IT)
  • TOMASELLI, Marco
    00128 Roma (IT)
  • MAGGIO, Mario
    00128 Roma (IT)

(74) Representative: Marchetti, Alessio 
Bridgestone Europe N.V./S.A. - Italian Branch Technical Center Via del Fosso del Salceto, 13/15
00128 Roma
00128 Roma (IT)

   


(54) BLADDER FOR PNEUMATIC TYRE VULCANIZATION MOLDS