Disclosed is an exhaust gas recirculation (EGR) valve for a vehicle which achieves regulation of the flow rate of exhaust gas introduced into an engine and the flow rate of fresh air. The EGR valve includes a fresh air flow channel (110), an EGR flow chann...

An exemplary gas mixer (20) of a gaseous fuel internal combustion engine for mixing gaseous fuel and air is disclosed. The gas mixer (20) may comprise a housing (36) having an air inlet (42), a gaseous fuel inlet (44), and a mixture outlet (46). The gas mi...

An intake apparatus including two intake ducts and a flap mechanism disposed in one of the two intake ducts, the flap mechanism including a main flap, a damper flap, a damper chamber cooperating with the damper flap to form a damper space, and a biasing me...

Throttle valve (1) for an internal combustion engine; the throttle valve(1) having: a supply conduit (2); and a shutter (3), which engages the supply conduit (2) and rotates about an axis of rotation (4) between a closed position and a fully open position ...

A rotary-body type throttle valve for a spark ignition internal combustion engine in which the valve comprises a valve casing 11 in the inside of which an intake passage 12a, 12b is formed with a rotary-body recess portion 12d which adopts a line intersect...

The invention makes vortices generated at the time opening a valve with the intermediate degree of opening small in a rotary-body type throttle valve of a spark ignition internal combustion engine so as to reduce the flow resistance. A rotary-body type thr...