Title:
INTAKE A/F CONTROL DEVICE OF MULTIPLE CYLINDER ENGINE
Document Type and Number:
Japanese Patent JPH11257158
Kind Code:
A
Abstract:
To uniformly control the intake air A/F of a plurality of cylinders of an engine by a single duty control valve.
In a multiple cylinder engine provided with a plurality of carburetors 33 for independently supplying air-fuel mixture to a plurality of cylinders, a common duty control valve 68 is connected to respective air bleed chambers 64 of a plurality of carburetors 33 through a distribution tube 66. The duty ratio of a pulse to be applied to a coil 76 of the duty control valve 68 is controlled by a duty control unit.
Inventors:
YOSHIDA HIROYUKI
KAWASAKI TOYOKAZU
FUKUDA YOSHIHIKO
KAWASAKI TOYOKAZU
FUKUDA YOSHIHIKO
Application Number:
JP6749698A
Publication Date:
September 21, 1999
Filing Date:
March 17, 1998
Export Citation:
Assignee:
HONDA MOTOR CO LTD
International Classes:
F02M19/00; F02B61/04; F02D41/02; F02D41/20; F02M7/08; F02M7/24; (IPC1-7): F02M7/24; F02D41/02; F02D41/20; F02M7/08; F02M19/00
Attorney, Agent or Firm:
Ken Ochiai (1 person outside)
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