Ignition timing control system

Details Ignition timing control system Ignition timing control system

1975-07-11

1977-06-07

Husar, C. J.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

123117R, 137468, F02D 504

Patent

active

040276333

ABSTRACT:
Two bimetallic leaf valves having thermal hysteresis characteristics different from each other are provided to permit or inhibit transmission of engine induction passage vacuum to a distributor motor to advance or retard the ignition timing in accordance with engine temperature of the time of start of the engine and within a predetermined temperature range after starting the engine.

REFERENCES:
patent: 2942596 (1960-06-01), Carlson
patent: 3159692 (1964-12-01), Kittler
patent: 3704697 (1972-12-01), Weymann
patent: 3721222 (1973-03-01), Shioya et al.
patent: 3783846 (1974-01-01), Barnhart et al.
patent: 3813877 (1974-06-01), Hunt
patent: 3841551 (1974-10-01), Ota
patent: 3987770 (1976-10-01), Nomura

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