Patent ID: 7325870

Claim:
A child restraint system comprising a belt assembly for restraining a child occupant within the child restraint system; a child presence sensor mounted on the child restraint system and providing a child present signal indicative of a presence of the child occupant within the child restraint system; a sensor mounted on the child restraint system and providing a belt adjustment signal indicative of proper adjustment of the belt assembly; a sensor mounted on the child restraint system and providing a vehicle motion signal in response to motion of the vehicle; and a control unit adapted to receive the child present signal, the belt adjustment signal and the vehicle motion signal and comprising a microprocessor configured to determine whether a child occupant is present, whether the belt assembly is properly adjusted, and whether the vehicle is in motion, and further to provide an alert signal when the child occupant is present, the vehicle is in motion and the belt assembly is not properly adjusted.