(19)
(11) EP 3 754 159 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 2 (W2 A1)

(48) Corrigendum issued on:
24.02.2021 Bulletin 2021/08

(43) Date of publication:
23.12.2020 Bulletin 2020/52

(21) Application number: 20156467.1

(22) Date of filing: 10.02.2020
(51) International Patent Classification (IPC): 
F01D 5/28(2006.01)
B29C 70/34(2006.01)
B29D 99/00(2010.01)
 F01D 5/30(2006.01)
B29C 70/86(2006.01)
(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: 19.06.2019 JP 2019113879

(71) Applicant: Mitsubishi Heavy Industries, Ltd.
Chiyoda-ku Tokyo 100-8332 (JP)

(72) Inventors:
  • OKABE, Ryoji
    Tokyo, Tokyo 100-8332 (JP)
  • KAMIYA, Masami
    Tokyo, Tokyo 100-8332 (JP)
  • SHINDO, Kantaro
    Tokyo, Tokyo 100-8332 (JP)

(74) Representative: Henkel & Partner mbB 
Patentanwaltskanzlei, Rechtsanwaltskanzlei Maximiliansplatz 21
80333 München
80333 München (DE)

 
Remarks:
Amended claims in accordance with Rule 137(2) EPC.
 


(54) COMPOSITE BLADE AND METHOD FOR MOLDING COMPOSITE BLADE


(57) A composite blade (10) formed by laying up composite layers containing reinforcing fiber and resin, the composite blade comprising: a blade root (21) mounted in a blade groove; an airfoil (22) extending from the blade root (21) to a front end side; and a metal patch (23) mounted between the blade groove and the blade root, and bonded to the blade root.