Patent ID: 8469067

Claim:
A woodworking machine comprising: a cutter adapted to move to cut a workpiece; a motor configured to move the cutter; a safety system operatively associated with the cutter and configured to detect a dangerous condition between a user and the cutter, where the safety system includes a controller; and a motor control system configured to selectively turn the motor on and off; where the motor control system is controlled by the safety system, and where the controller in the safety system signals the motor control system to turn the motor off upon detection of the dangerous condition; where the motor control system includes a motor control circuit adapted with at least one control input, and where the motor control circuit is configured to turn the motor on only upon receipt of a non-constant signal from the controller on the control input; and where the controller is located remotely from the motor control system and operatively coupled to the motor control system by a cable.