| 摘要 |
<p>An intake manifold (3) with a swirl system (14) for an internal combustion engine (1) provided with a number of cylinders (2); the intake manifold (3) has, for each cylinder (2), an intake pipe (9), which is adapted to connect the intake manifold (3) to the cylinder (2) and has, in turn, two reciprocally parallel channels (10); the swirl system (14) is provided with: for each intake pipe (9), a choking valve (15), which is arranged inside a channel (10) of the intake pipe (9) and is adapted to vary the air introduction section through the channel (10); and a single actuator device (16), which simultaneously and synchronically displaces all the choking valves (15) and is provided with a motor (17) and a mechanical transmission system (18) which transmits the motion from the motor (17) to all the choking valves (15).</p> |
