Switchable suction pipe used in an intake tract of an internal combustion engine for regulating the throughput of an air and/or fuel/air mixture comprises a control device having one movable control element per inlet channel

摘要

Switchable suction pipe (1) for regulating the throughput of an air and/or fuel/air mixture comprises a control device (5) having at least one movable control element (8) per inlet channel (3) for regulating the throughput through the corresponding inlet channel. Preferred Features: The inlet channels open into the control device where they are changed into a corresponding number of control channels (6). The control element is a valve or drum.