Arrangement for recirculating exhaust gas in an internal combust

Details Arrangement for recirculating exhaust gas in an internal combust Arrangement for recirculating exhaust gas in an internal combust

1995-07-13

1996-08-20

Wolfe, Willis R.

Internal-combustion engines

Charge forming device

Exhaust gas used with the combustible mixture

123571, 123 9012, F02M 2507, F01L 2502

Patent

active

055469140

ABSTRACT:
In an arrangement for recirculating exhaust gas in a four-stroke internal combustion engine, especially a diesel engine, having a cylinder with intake and exhaust valves and means for timely opening the intake and exhaust valves during the engine intake and exhaust strokes, the means for opening the intake valves include supplementary means for actuating the intake valves also during the engine exhaust stroke in a timed manner such that a portion of the exhaust gas is discharged into the engine intake manifold to be subsequently recirculated into the cylinder during the next intake stroke.

REFERENCES:
patent: 4206728 (1980-06-01), Trenne
patent: 4357917 (1982-11-01), Aoyama
patent: 4620510 (1986-11-01), Feuling
patent: 4722315 (1988-02-01), Pickel
patent: 5123397 (1992-06-01), Richeson
patent: 5224460 (1993-07-01), Havstad et al.
patent: 5406918 (1995-04-01), Joko et al.

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