Driver alertness device
First Claim
1. A driver alertness device, for a vehicle having a throttle, a linkage for positioning said throttle, said throttle having an idle position, said driver alertness device comprising counting means for decrementing from a given quantity towards a predetermined quantity, said predetermined quantity being lower than said given quantity, display means for displaying said given quantity and all decremented quantities in readable form, reset means for increasing the quantity of said counting means, said reset means comprising a button selectively operable by said driver for increasing the quantity by a predetermined increment or in multiple increments for selectively establishing a given quantity, switch means operable by said counting means when said counting means reaches said predetermined quantity, and throttle return means for placing said throttle at said idle position in response to the closing of said switch means.
0 Assignments
0 Petitions
Accused Products
Abstract
A driver alertness device is disclosed. The device includes a timing counter that decrements from the time set towards zero. When the timer reaches zero, a solenoid is energized to urge the throttle to the idle position. A reset button is manually operable by the driver of the vehicle, a predetermined amount of time being added to the timer for each push of the reset button, and an on/off switch is accessible to the driver.
36 Citations
7 Claims
- 1. A driver alertness device, for a vehicle having a throttle, a linkage for positioning said throttle, said throttle having an idle position, said driver alertness device comprising counting means for decrementing from a given quantity towards a predetermined quantity, said predetermined quantity being lower than said given quantity, display means for displaying said given quantity and all decremented quantities in readable form, reset means for increasing the quantity of said counting means, said reset means comprising a button selectively operable by said driver for increasing the quantity by a predetermined increment or in multiple increments for selectively establishing a given quantity, switch means operable by said counting means when said counting means reaches said predetermined quantity, and throttle return means for placing said throttle at said idle position in response to the closing of said switch means.
Specification