(19)
(11) EP 2 789 409 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:
10.08.2016 Bulletin 2016/32

(45) Mention of the grant of the patent:
04.05.2016 Bulletin 2016/18

(21) Application number: 12854910.2

(22) Date of filing: 17.07.2012
(51) International Patent Classification (IPC): 
B21D 26/033(2011.01)
C21D 7/12(2006.01)
F02M 61/16(2006.01)
 F02M 55/02(2006.01)
B23P 9/00(2006.01)
F02M 55/00(2006.01)
(86) International application number:
PCT/JP2012/068117
(87) International publication number:
WO 2013/084533 (13.06.2013 Gazette 2013/24)

(54)

AUTOFRETTAGE MACHINING DEVICE

VORRICHTUNG ZUR AUTOFRETTAGEBEARBEITUNG

DISPOSITIF D'USINAGE PAR AUTOFRETTAGE

(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

(30) Priority: 05.12.2011 JP 2011266063

(43) Date of publication of application:
15.10.2014 Bulletin 2014/42

(73) Proprietor: DENSO CORPORATION
Kariya-shi, Aichi-ken, 448-8661 (JP)

(72) Inventors:
  • TATEYAMA, Kenta
    Kariya-shi Aichi 448-8661 (JP)
  • KONDO, Fumio
    Kariya-shi Aichi 448-8661 (JP)
  • HARA, Yuusuke
    Kariya-shi Aichi 448-8661 (JP)

(74) Representative: Kuhnen & Wacker 
Patent- und Rechtsanwaltsbüro Prinz-Ludwig-Straße 40A
85354 Freising
85354 Freising (DE)


(56) References cited: : 
FR-A1- 2 958 572
JP-A- 2002 310 034
 JP-A- H10 318 081
JP-A- 2009 052 452
   
       
    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).