(19)
(11) EP 2 703 248 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
16.04.2014 Bulletin 2014/16

(43) Date of publication A2:
05.03.2014 Bulletin 2014/10

(21) Application number: 13182316.3

(22) Date of filing: 30.08.2013
(51) International Patent Classification (IPC): 
B61F 5/22(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

(30) Priority: 31.08.2012 FI 20125907

(71) Applicant: VR-Yhtymä Oy
00100 Helsinki (FI)

(72) Inventors:
  • Huttunen, Ali
    00100 Helsinki (FI)
  • Iso-Heiko, Anssi
    00100 Helsinki (FI)
  • Nevalainen, Kai
    00100 Helsinki (FI)
  • Pulkkinen, Veli-Pekka
    00100 Helsinki (FI)
  • Karhu, Otso
    13210 Hämeenlinna (FI)
  • Karvonen, Matti
    37630 Valkeakoski (FI)
  • Laamanen, Arto
    37500 Lempäälä (FI)
  • Vilenius, Matti
    33900 Tampere (FI)
  • Huhtala, Kalevi
    33700 Tampere (FI)

(74) Representative: Kolster Oy Ab 
Iso Roobertinkatu 23 PO Box 148
00121 Helsinki
00121 Helsinki (FI)

   


(54) Tilt control


(57) An arrangement for adjusting a tilt of a wagon having a tilting body (2), the arrangement comprising a digital hydraulic valve assembly, which may be arranged to control the movement of at least one tilting actuator (5) of the wagon having a tilting body, and a control unit (7b) comprising at least a regulator (8) for controlling the valve states in question, and means for receiving input and feedback data (9) for determining a tilting need and means for producing control signals (10) for valve control power stages in accordance with commands issued by the regulator.







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