Patent ID: 6575135
Filing Date: 2003-06-10
Classification: F02D

Abstract:
A throttle valve control device comprising:a structural body comprising a throttle valve disposed inside a bore of a throttle body, a throttle shaft supporting said throttle valve so that said throttle valve is free to pivot, and a throttle lever for pivoting said throttle shaft, said throttle valve, said throttle shaft and said throttle lever being integrally connected; a return spring having one end connected to said structural body and urging said throttle valve to rotate in a closing direction; a free lever supported on said throttle shaft so that said free lever is free to pivot, said free lever being connected with the other end of said return spring and able to contact and move away from said structural body; and an actuator for driving said free lever; wherein driving of said free lever by said actuator causes said structural body to pivot so that said throttle valve is opened and closed in an idling operation.