Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture
Patent
1982-05-20
1985-01-22
Burns, Wendell E.
Internal-combustion engines
Charge forming device
Exhaust gas used with the combustible mixture
F02M 2506
Patent
active
044945108
ABSTRACT:
Engine exhaust gas is recirculated by a fluid pressure actuated valve receiving a control signal from a controller which receives and modulates engine induction vacuum to provide a primary source and receives a carburetor throttle-blade controlled suction as a secondary source and compares the primary and secondary sources and discriminates therebetween to provide the lesser as the outward control signal.
REFERENCES:
patent: 4196707 (1980-04-01), Stoltman
patent: 4202524 (1980-05-01), Brakebill
patent: 4365608 (1982-12-01), Bradshaw et al.
patent: 4373495 (1983-02-01), Bradshaw
Bradshaw Cyril E.
Kelly William W.
Burns Wendell E.
Eaton Corporation
Grace C. H.
Johnston R. A.
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