Show device for discouraging unauthorized joy riding while many methods have been de to prevent unauthorized joy rid ing one recently installed by an elec trivlan Is especially novel it was done by making a special handle for the gear shift lever bilth aa insulating gap between the ball shaped handle and the rod A lead from the secondary terminal of the induction coil is brought to this ball handle through the center of the shift lever att solouta CAVY device for shocking joy rider with the enelse running any effort to shift the gears causes the full intensity of the high voltage current to pass through the driver as his foot Is on the clutch pedal completing the dr cult the current Is not injurious but Is so startling that it will unnerve and weaken the most daring thief A cut out switch at the edge of the cowl Is carefully thrown out before the owner starts to drive popular science Monthly i |