Title:
RADIAL PISTON TYPE HYDRAULIC MACHINE AND WIND POWER GENERATION DEVICE
Document Type and Number:
Japanese Patent JP2014129771
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a radial piston type hydraulic machine that can restrain hydraulic oil from leaking from the hydraulic machine, and a wind power generation device.SOLUTION: A radial piston type hydraulic machine 20 comprises: a plurality of pistons 22 arranged along radial directions of the hydraulic machine; and a cylinder block 26 provided with a plurality of cylinders 24 for guiding the plurality of pistons respectively so as to allow reciprocation along the radial directions. The cylinder block includes a forged part in which at least one internal oil passage 30A or 30B is formed so as to communicate with a plurality of hydraulic chambers formed by the plurality of pistons and the plurality of cylinders respectively.
Inventors:
OSAKA HIROMI
TAKEDA KATSUHIKO
NOGUCHI SHUNEI
TAKEHANA ISAMU
TAKEDA KATSUHIKO
NOGUCHI SHUNEI
TAKEHANA ISAMU
Application Number:
JP2012288338A
Publication Date:
July 10, 2014
Filing Date:
December 28, 2012
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F04B1/04; F03C1/053; F03D9/00; F04B1/047; F04B1/053
Attorney, Agent or Firm:
Seishin ip patent business corporation