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Title:
船舶用推進機
Document Type and Number:
Japanese Patent JP4173260
Kind Code:
B2
Abstract:
An outboard motor comprises an engine mounted within an engine compartment. The engine comprises an induction system having an induction passage extending between an air intake box to a combustion chamber. A throttle valve is positioned along the passage. A bypass passage communicates with the passage at a location between the throttle valve and the combustion chamber. An adjustable valve controls flow through the bypass passage. The adjustable valve can be closed at a first rate if a transmission of the outboard motor is engaged and at a second rate if the transmission is disengaged.

Inventors:
Isao Kanno
Application Number:
JP29305399A
Publication Date:
October 29, 2008
Filing Date:
October 14, 1999
Export Citation:
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Assignee:
Yamaha Marine Co., Ltd.
International Classes:
B60W10/04; F02M69/32; B60W10/06; B60W10/08; B60W10/10; B63H21/14; F02B61/04; F02D31/00; F02D41/02; F02D41/08; F02D41/32
Domestic Patent References:
JP11229939A
JP11280526A
Attorney, Agent or Firm:
Masao Maeda



 
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