Driver alertness alarm for motor vehicle has sound alarm to oscillate if drivers hands slide on steering wheel

摘要

The driver alertness alarm for a motor vehicle has a sound alarm vibrator (2) to oscillate if one hand of the driver slides along the steering wheel between two angles on the wheel or angles defined by the wheel and cross bar. There are two independent tilt switches placed in each of the angles formed by the wheel rim and cross bar. The switches (1) are connected in parallel to the sound alarm and to a battery.