Patent ID: 6971632

Claim:
A throttle valve for an air control system, comprising: a throttle plate pivotally attached in the throttle bore of a throttle body, said throttle plate having a first major face and a spaced and opposed second major face; said throttle plate being pivotable along an axis for metering the air flow in a throttle bore, said throttle plate attached to a throttle shaft; and a wedge portion affixed to an outboard edge of said first major face of said throttle plate, wherein at least a portion of a material forming said wedge portion extends through said throttle plate and contacts said second major face of said throttle plate, said wedge portion having a thickness and profile for restricting a portion of the throttle bore and acting to limit air flow as said throttle plate is pivoted for opening of the throttle bore during acceleration of the vehicle, wherein said wedge portion does not contact any portion of said throttle shaft.