(19)
(11) EP 3 971 565 B8

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

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
06.11.2024 Bulletin 2024/45

(45) Mention of the grant of the patent:
02.10.2024 Bulletin 2024/40

(21) Application number: 19932915.2

(22) Date of filing: 14.06.2019
(51) International Patent Classification (IPC): 
G01N 29/04(2006.01)
G01N 3/30(2006.01)
G01R 31/34(2020.01)
 G01N 29/265(2006.01)
G01N 29/22(2006.01)
G01N 29/46(2006.01)
(52) Cooperative Patent Classification (CPC):
G01N 29/265; G01N 29/045; G01N 2291/2697; G01N 29/46; G01N 29/226; G01N 2291/2693
(86) International application number:
PCT/JP2019/023703
(87) International publication number:
WO 2020/250431 (17.12.2020 Gazette 2020/51)

(54)

DEVICE FOR INSPECTING WEDGE LOOSENESS OF ROTARY ELECTRIC MACHINE, SYSTEM FOR INSPECTING WEDGE LOOSENESS OF ROTARY ELECTRIC MACHINE, AND METHOD FOR INSPECTING WEDGE LOOSENESS OF ROTARY ELECTRIC MACHINE

VORRICHTUNG ZUR PRÜFUNG DER KEILLOCKERHEIT EINER ELEKTRISCHEN DREHMASCHINE, SYSTEM ZUR INSPEKTION DER KEILLOCKERHEIT EINER ELEKTRISCHEN DREHMASCHINE UND VERFAHREN ZUR INSPEKTION DER KEILLOCKERHEIT EINER ELEKTRISCHEN DREHMASCHINE

DISPOSITIF D'INSPECTION DE RELÂCHEMENT DE COIN D'UNE MACHINE ÉLECTRIQUE ROTATIVE, SYSTÈME D'INSPECTION DE RELÂCHEMENT DE COIN D'UNE MACHINE ÉLECTRIQUE ROTATIVE ET PROCÉDÉ D'INSPECTION DE RELÂCHEMENT DE COIN D'UNE MACHINE ÉLECTRIQUE ROTATIVE

(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

(43) Date of publication of application:
23.03.2022 Bulletin 2022/12

(73) Proprietor: Mitsubishi Generator Co., Ltd.
Kobe City, Hyogo (JP)

(72) Inventors:
  • YANO, Kota
    Tokyo 100-8310 (JP)
  • YONEKURA, Koji
    Tokyo 100-8310 (JP)
  • KADOTA, Naoya
    Tokyo 100-8310 (JP)
  • DINH, Duyanh
    Tokyo 100-8310 (JP)

(74) Representative: Witte, Weller & Partner Patentanwälte mbB 
Postfach 10 54 62
70047 Stuttgart
70047 Stuttgart (DE)


(56) References cited: : 
EP-A2- 0 403 835
WO-A1-2018/134992
JP-A- 2012 253 904
JP-A- 2017 138 315
JP-A- H0 332 339
JP-B2- S6 333 492
US-A1- 2003 222 517
US-A1- 2009 194 346
 WO-A1-2017/175446
JP-A- 2001 091 503
JP-A- 2013 142 598
JP-A- 2018 084 461
JP-A- H0 447 245
KR-A- 20130 005 156
US-A1- 2005 264 124
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).