(19)
(11) EP 2 614 248 A1

(12)

(43) Date of publication:
17.07.2013 Bulletin 2013/29

(21) Application number: 11770833.9

(22) Date of filing: 22.07.2011
(51) International Patent Classification (IPC): 
F02N 9/04(2006.01)
(86) International application number:
PCT/FI2011/050670
(87) International publication number:
WO 2012/032216 (15.03.2012 Gazette 2012/11)
(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: 08.09.2010 FI 20105933

(71) Applicant: Wärtsilä Finland Oy
65380 Vaasa (FI)

(72) Inventors:
  • BÖLING, Joachim
    FI-65460 Tölby (FI)
  • DOKTAR, Niklas
    FI-65100 Vasa (FI)

(74) Representative: Berggren Oy Ab 
P.O. Box 16 Antinkatu 3 C
00101 Helsinki
00101 Helsinki (FI)

   


(54) METHOD AND ARRANGEMENT FOR DETERMINING CRANK ANGLE OF AN INTERNAL COMBUSTION ENGINE