(19)
(11) EP 2 781 744 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
29.10.2014 Bulletin 2014/44

(43) Date of publication A2:
24.09.2014 Bulletin 2014/39

(21) Application number: 14160384.5

(22) Date of filing: 17.03.2014
(51) International Patent Classification (IPC): 
F04B 1/04(2006.01)
F03C 1/30(2006.01)
 F04B 1/053(2006.01)
F03C 1/047(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: 18.03.2013 JP 2013055062
25.12.2013 JP 2013267219

(71) Applicants:
  • MITSUBISHI HEAVY INDUSTRIES, LTD.
    Tokyo 108-8215 (JP)
  • ARTEMIS INTELLIGENT POWER LIMITED
    Loanhead EH20 9TB (GB)

(72) Inventors:
  • Takeda, Katsuhiko
    Tokyo 108-8215 (JP)
  • Dodson, Henry
    Midlothian, Lothian EH20 9TB (GB)
  • Lavender, Jack
    Midlothian, Lothian EH20 9TB (GB)

(74) Representative: Hindle, Alistair Andrew 
Alistair Hindle Associates Ltd. 66 Hanover Street
Edinburgh EH2 1EL
Edinburgh EH2 1EL (GB)

   


(54) Radial piston hydraulic machine and wind turbine generator


(57) It is intended to suppress generation of a skew phenomenon of a roller in a radial piston hydraulic machine. The radial piston hydraulic machine is provided with a plurality of pistons, at least one roller, a cylinder block including a plurality of cylinders configured to guide the plurality of pistons reciprocably along a radial direction, respectively, and a cam configured to contact each of the at least one roller. Each roller is provided for n pistons that are arranged along an axial direction of the hydraulic machine to share, n being an integer not less than two.







Search report









Search report