A tracking control device for a vehicle

Claim 2

A tracking control device of a vehicle which comprises: a couple of image sensors for tracking image of a foregoing car disposed top and bottom; displaying means for displaying one of a top image and a bottom image taken by the couple of image sensors; an image tracking window which can be set at a predetermined position in the displaying means; an image tracking instruction switch operable by a driver; image tracking means for tracking an image of the foregoing car operated by the image tracking instruction switch when an image of the foregoing car enters in the image tracking window; inter-vehicle distance detecting means for detecting an inter-vehicle distance between the driving car and the foregoing car by electrically detecting a deviation between the corresponding top and bottom images based on the image in the image tracking window; a tracking switch; speed controlling means for controlling a speed of the driving car operated by the tracking switch by receiving an output of the inter-vehicle distance detecting means, so that the inter-vehicle distance between the driving car and the foregoing car becomes a predetermined value; and running direction controlling means for controlling the running direction of the driving car corresponding with a horizontal movement of the image tracking window which tracks the image of the foregoing car.