Deceleration enrichener system

Details Deceleration enrichener system Deceleration enrichener system

1989-08-24

1990-11-20

Argenbright, Tony M.

Internal-combustion engines

Engine speed regulator

Responsive to deceleration mode

123330, 123437, 137907, 251 613, 2611214, 261DIG19, F02M 712

Patent

active

049710044

ABSTRACT:
In an internal combustion engine having a fuel/air delivery system such as a carburetor (12) supplying a fuel/air mixture for combustion by the engine, a deceleration enrichener system includes a valve (10) operated by engine manifold vacuum (14) and enrichening the fuel/air ratio of the mixture upon deceleration of the engine by decreasing the amount of air in the mixture. The valve (10) closes the idle air inlet port (16) of the carburetor (12) upon deceleration.

REFERENCES:
patent: 3547089 (1970-12-01), Pierlot
patent: 3554173 (1971-01-01), Masaki et al.
patent: 4040399 (1977-08-01), Meininger
patent: 4053543 (1977-10-01), Pettitt
patent: 4836506 (1989-06-01), Hundertmark
Mercury Marine "Outboard Service Training Notebook", Brunswick Corporation Part No. 90-90592 3-1286, pp. 17, 24 and 25, 1986 (no month).

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