Exhaust gas recirculation control

Details Exhaust gas recirculation control Exhaust gas recirculation control

1981-11-18

1983-06-14

Burns, Wendell E.

Internal-combustion engines

Charge forming device

Exhaust gas used with the combustible mixture

123568, F02M 2506

Patent

active

043876935

ABSTRACT:
An exhaust gas recirculation control assembly senses a throttle position related vacuum signal, an engine speed related pressure, and atmospheric pressure to create a subatmospheric control pressure suitable for actuating a diaphragm operated exhaust gas recirculation control valve.

REFERENCES:
patent: 2456213 (1948-12-01), Pelc
patent: 3545472 (1970-12-01), Franz
patent: 4080941 (1978-03-01), Bertrand
patent: 4142499 (1979-03-01), Salzgeber
patent: 4190031 (1980-02-01), Sigwald et al.
patent: 4206730 (1980-06-01), Cobb
patent: 4269159 (1981-05-01), Skinner
1980 Buick Chassis Service Manual, p. 6A5-53.
1981 Buick Chassis Service Manual, pp. 6-2, 6-3.

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