Exhaust gas recirculation system

Details Exhaust gas recirculation system Exhaust gas recirculation system

1979-12-19

1981-08-25

Burns, Wendell E.

Internal-combustion engines

Charge forming device

Exhaust gas used with the combustible mixture

F02M 2506

Patent

active

042853176

ABSTRACT:
An exhaust gas recirculation system for an internal combustion engine in which an exhaust gas control valve and a pressure regulating valve is constructed as one body to facilitate the mounting of the system on the engine and to improve the response characteristic of the system. Also, the chamber of the pressure regulating valve opposite to the chamber for receiving the exhaust gas is subjected to a pressure which is controlled in corresponding to the state of engine operation such as load, engine speed or the like, so that the rate of the exhaust gas recirculation is controlled in accordance with the state of engine operation.

REFERENCES:
patent: 4031871 (1977-06-01), Hamanishi
patent: 4116182 (1978-09-01), Bradshaw
patent: 4180035 (1979-12-01), Saiki et al.
patent: 4186702 (1980-02-01), Day et al.
patent: 4196706 (1980-04-01), Kohama et al.
patent: 4205644 (1980-06-01), Treadwell et al.
patent: 4224909 (1980-09-01), Toyama et al.
patent: 4230079 (1980-10-01), Kohama et al.

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