Patent ID: 6945228
Filing Date: 2005-09-20
Classification: F02D

Abstract:
1. A motor-driven type intake air amount control apparatus having a throttle valve which is driven by a motor to control the amount of intake air of an internal-combustion engine, comprising: a throttle body equipped with said throttle valve and said motor; a synthetic resin cover attached to the contact surface of said throttle body, and said cover having terminals for connecting electrically with terminals of said motor; wherein said motor is fixed to said throttle body by screwing a motor bracket to the side wall of said throttle body, said motor terminals protrude from said motor bracket to connect with the terminals of said cover, said contact surface of said throttle body is located between said side wall of said throttle body and an end of a shaft of said motor, each end of said motor terminals protrudes beyond said contact surface of said throttle body, said motor shaft is equipped with a pinion gear, said pinion gear meshes with a large-diameter gear section of an intermediate gear at a place protruding beyond said contact surface of said throttle body, a small-diameter gear section of said intermediate gearmeshes with a gear fixed on a throttle shaft having said throttle valve, and a reduction gear mechanism, comprised of said intermediate gear, said pinion gear and said gear fixed on said throttle shaft, is located in a space between said cover and said throttle body.