Dual vacuum actuator ignition timing

Details Dual vacuum actuator ignition timing Dual vacuum actuator ignition timing

1973-12-17

1976-06-01

Myhre, Charles J.

Internal-combustion engines

Intake manifold

Manifold tuning, balancing or pressure regulating means

F02P 504

Patent

active

039601250

ABSTRACT:
A vacuum advance mechanism is disclosed for an ignition distributor on an internal combustion engine, which allows each of two independent negative pressure signals from selected sources on the engine to actuate calibrated pneumatic motors cooperating together through a summing linkage to provide the appropriate total timing advance.

REFERENCES:
patent: 1467333 (1923-09-01), Riege
patent: 1818079 (1931-08-01), Meade
patent: 2109103 (1938-02-01), Cole
patent: 2378037 (1945-06-01), Reggio
patent: 2470366 (1949-05-01), Ostling
patent: 2732833 (1956-01-01), Hook
patent: 2809620 (1957-10-01), Boylan
patent: 3727596 (1973-04-01), Panhard
patent: 3738339 (1973-06-01), Huntzinger
patent: 3780713 (1973-12-01), Julian
patent: 3788290 (1974-01-01), Carter
patent: 3882836 (1975-05-01), Heine

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