The present invention relates to a safety off switch for a treadmill exercise device. If the treadmill exercise device running belt is still rotating even after user has left the treadmill exercise device, then after a programmed time duration, the treadmill exercise device automatically turns off the...http://www.google.fr/patents/US6575878?utm_source=gb-gplus-shareBrevet US6575878 - Automatic safety shut-off switch for exercise equipment
Automatic safety shut-off switch for exercise equipment
