System and method of gas recirculation in an internal...

Details System and method of gas recirculation in an internal... System and method of gas recirculation in an internal...

2005-03-22

2005-03-22

Wolfe, Jr., Willis R. (Department: 3747)

Internal-combustion engines

Engine speed regulator

Responsive to deceleration mode

C123S568120, C060S605200

Reexamination Certificate

active

06868824

ABSTRACT:
A gas recirculation system is disclosed for improving engine braking in an internal combustion engine having an intake valve, an exhaust valve, and a cylinder. The system includes an exhaust manifold operatively connected to the cylinder through the exhaust valve; an intake manifold operatively connected to the cylinder through the intake valve; and a gas recirculation passage adapted to recirculate gas from the exhaust manifold to the intake manifold during an engine braking event.

REFERENCES:
patent: 5146890 (1992-09-01), Gobert et al.
patent: 6328003 (2001-12-01), Gaertner et al.
patent: 6584954 (2003-07-01), Janak et al.
patent: 20030178002 (2003-09-01), Israel et al.

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