Control installation for an exhaust gas feedback system

Details Control installation for an exhaust gas feedback system Control installation for an exhaust gas feedback system

1983-05-06

1984-07-17

Burns, Wendell E.

Internal-combustion engines

Charge forming device

Crankcase vapor used with combustible mixture

123568, F02M 2506, F02D 2108

Patent

active

044599650

ABSTRACT:
A control installation for the feedback of exhaust gases, in which two adjusting valves are built into the feedback line in parallel to one another; the two adjusting valves are controlled by a three-way electric shifting valve which is actuated by a pressure sensor connected to the suction line, in such a manner that at lower engine loads, only one adjusting valve is opened whereas at higher engine loads, both adjusting valves are opened.

REFERENCES:
patent: 4024847 (1977-05-01), Koganemaru
patent: 4134376 (1979-01-01), Tokoshima et al.
patent: 4164208 (1979-08-01), Okitsu et al.
patent: 4171688 (1979-10-01), Takahashi
patent: 4174027 (1979-11-01), Nakazumi

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