Title:
ENGINE
Document Type and Number:
WIPO Patent Application WO2010110243
Kind Code:
A1
Abstract:
An engine (1) provided with a variable turbo supercharger (10), an exhaust gas recirculating valve device (EGR valve device) (20), a hydraulic servo drive device (30) for driving the variable turbo supercharger (10), a hydraulic servo drive device (40) for driving the EGR valve device (20), an electromagnetic proportional control valve (EPC valve) (51) for supplying a pressurized pilot oil to the hydraulic servo drive device (30), and an electromagnetic proportional control valve (EPC valve) (52) for supplying a pressurized pilot oil to the hydraulic servo drive device (40). Both the EPC valves (51, 52) are mounted to the EGR valve device (20).
Inventors:
KITAGAWA TAKEHIDE (JP)
KAWASHIMA YASUKUNI (JP)
HORI SHUUJI (JP)
KOZUKA DAISUKE (JP)
KAWASHIMA YASUKUNI (JP)
HORI SHUUJI (JP)
KOZUKA DAISUKE (JP)
Application Number:
PCT/JP2010/054933
Publication Date:
September 30, 2010
Filing Date:
March 23, 2010
Export Citation:
Assignee:
KOMATSU MFG CO LTD (JP)
KITAGAWA TAKEHIDE (JP)
KAWASHIMA YASUKUNI (JP)
HORI SHUUJI (JP)
KOZUKA DAISUKE (JP)
KITAGAWA TAKEHIDE (JP)
KAWASHIMA YASUKUNI (JP)
HORI SHUUJI (JP)
KOZUKA DAISUKE (JP)
International Classes:
F02M25/07; F02B37/00; F02B37/22; F02B67/00; F02F7/00
Domestic Patent References:
WO2008053771A1 | 2008-05-08 | |||
WO2005095834A1 | 2005-10-13 |
Foreign References:
JP2008133924A | 2008-06-12 |
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
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