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Patent Searching and Data


Title:
OUTBOARD MOTOR
Document Type and Number:
WIPO Patent Application WO/2020/166154
Kind Code:
A1
Abstract:
Provided is an outboard motor that controls combustion in an engine according to the cleaning rate by a catalyst and is capable of efficient engine combustion. The outboard motor comprises a catalyst 60 provided in an exhaust manifold 39 of an engine E and a second catalyst 61 provided in an exhaust pipe 44, an air fuel ratio sensor 71 and O2 sensor 72 disposed on the upstream-side and downstream-side of the catalyst 60, and a control unit 70 for controlling the combustion of the engine E. The control unit 70 calculates the exhaust gas cleaning rate on the basis of values detected by the air fuel ratio sensor 71 and O2 sensor 72 and controls the combustion of the engine E so as to give an appropriate exhaust gas cleaning rate.

Inventors:
KURODA TATSUYA (JP)
Application Number:
PCT/JP2019/044572
Publication Date:
August 20, 2020
Filing Date:
November 13, 2019
Export Citation:
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Assignee:
HONDA MOTOR CO LTD (JP)
International Classes:
B01D53/94; B63H20/00; B63H21/21; F01N3/20; F01N3/24; F02D41/04; F02D41/14
Domestic Patent References:
WO2010061804A12010-06-03
Foreign References:
JP2004100466A2004-04-02
JP2003329633A2003-11-19
JP2014101777A2014-06-05
JP2013124643A2013-06-24
Attorney, Agent or Firm:
KUSHIBUCHI & ASSOCIATES (JP)
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