Throttle body with motorized throttle valve

摘要

Throttle body (1) in which on the internal wall (5) of the feed pipe (2) there is provided at least one channel (6) the base (7) of which defines together with the external edge (8) of the butterfly valve (3) at least one limp-home flow (Qlh) and in which on the internal wall (5) of the feed pipe (2) there is provided a curvilinear section (9), adjacent to the channel (6), the base (10) of which defines together with the external edge (8) of the butterfly valve (3) at least one idling flow (Qmn). <IMAGE>