Throttle valve control device of engine

Details Throttle valve control device of engine Throttle valve control device of engine

1997-03-19

1998-08-04

Argenbright, Tony M.

Internal-combustion engines

Engine speed regulator

Open loop condition responsive

123399, 123400, F02D 4122

Patent

active

057878617

ABSTRACT:
A throttle valve control device of an engine including a throttle valve pivotally arranged about a throttle valve shaft in a suction path of an engine, and a controller which controls the opening degree of the throttle valve in accordance with the amount of acceleration and which controls the throttle valve to pivot to a predetermined opening degree when a throttle valve driver is deactivated. The throttle valve is pivotal in a predetermined range of 90.degree. or more exceeding a control angular range in a normal control between a predetermined angular position for a minimum control opening degree and a predetermined angular position for a maximum control opening degree where a stopper is provided to regulate the pivoting of the throttle valve.

REFERENCES:
patent: 5074266 (1991-12-01), Kuhn et al.
patent: 5215057 (1993-06-01), Sato et al.
patent: 5367997 (1994-11-01), Kawamura et al.
patent: 5669351 (1997-09-01), Shirai et al.

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