(19)
(11)EP 4 221 962 A1

(12)

(43)Date of publication:
09.08.2023 Bulletin 2023/32

(21)Application number: 21805894.9

(22)Date of filing:  02.11.2021
(51)International Patent Classification (IPC): 
B29C 65/34(2006.01)
F03D 1/06(2006.01)
B29K 105/06(2006.01)
B29L 31/08(2006.01)
B29C 65/50(2006.01)
B29C 65/36(2006.01)
B29K 309/08(2006.01)
(52)Cooperative Patent Classification (CPC):
B29L 2031/085; B29C 66/61; B29C 66/524; B29C 66/1122; B29C 66/112; B29C 66/131; B29C 66/301; B29C 66/636; B29C 66/54; B29C 66/1142; B29C 66/721; B29C 66/7212; B29C 66/73921; B29C 66/73941; B29C 65/5057; B29C 65/4815; B29C 65/4835; B29C 65/3492; B29C 65/348; B29C 65/344; B29C 65/3432; B29C 65/3496; B29C 65/5035; B29C 65/3476; B29C 66/30341; B29C 65/3632; B29C 65/364; B29C 65/3676; B29C 65/368; B29C 65/3684; B29C 65/3696; F03D 1/0675; Y02E 10/72; Y02P 70/50
 
C-Sets:
B29C 66/7212, B29K 2309/08;
(86)International application number:
PCT/EP2021/080323
(87)International publication number:
WO 2022/101055 (19.05.2022 Gazette  2022/20)
(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: 13.11.2020 EP 20382984

(71)Applicant: Siemens Gamesa Renewable Energy Innovation & Technology S.L.
31621 Sarriguren (Navarra) (ES)

(72)Inventors:
  • ARSLANER, Kerem
    8265DW Kampen (NL)
  • BOSBOOM, Matthijs
    8431HP Oosterwolde FR (NL)
  • GAZTELUMENDI LECUONA, Jose Javier
    20001 San Sebastian (ES)
  • HIERRO-OLABARRIA SALGADO, Francisco Javier
    01400 Llodio (ES)
  • MINNEMA, Henk
    9864PG Komhorn (NL)

(74)Representative: SGRE-Association 
Siemens Gamesa Renewable Energy GmbH & Co KG Schlierseestraße 28
81539 München
81539 München (DE)

  


(54)A METHOD FOR PRODUCING A ROTOR BLADE OF A WIND TURBINE