Ignition timing control device for an internal combustion engine

Details Ignition timing control device for an internal combustion engine Ignition timing control device for an internal combustion engine

1979-05-16

1980-09-02

Lall, P. S.

Internal-combustion engines

Charge forming device

Fuel injection system

123568, F02P 504, F02M 2506

Patent

active

042201268

ABSTRACT:
An ignition timing control device for an internal combustion engine incorporating exhaust gas recirculation and vacuum advancing of ignition timing, the device including a check valve which holds the largest vacuum which appears in the vacuum port during opening process of the intake throttle valve for the vacuum advancer and a delay means which delays transmission of the largest vacuum to the vacuum advancer.

REFERENCES:
patent: 3915132 (1975-10-01), Thornburgh
patent: 4031869 (1977-06-01), Onishi et al.
patent: 4083335 (1978-04-01), Ohata
patent: 4098245 (1978-07-01), Ohata
patent: 4124006 (1978-11-01), Rodenkirch
patent: 4147143 (1979-04-01), Harada
patent: 4151818 (1979-05-01), Tateno

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