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Patent Searching and Data


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)
Application Number:
PCT/JP2010/054933
Publication Date:
September 30, 2010
Filing Date:
March 23, 2010
Export Citation:
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Assignee:
KOMATSU MFG CO LTD (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:
WO2008053771A12008-05-08
WO2005095834A12005-10-13
Foreign References:
JP2008133924A2008-06-12
Attorney, Agent or Firm:
KINOSHITA & ASSOCIATES (JP)
Bottom intellectual property office of patent business corporation Tatsuyuki (JP)
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