(57) Abstract Topic As for this device, to driver of parking vehicle the approach of policemanIt posts in advance, make the danger of the management and accident recognizeSo, shi which accesses the driver and makes the parking vehicle move independentlyStem. If it reduces, the policeman just goes around periodically, differenceIt is possible to prevent legal parking. SolutionsIn this device, the receiving which is installed in parking vehicle 1Trust machine 1 loads, the police vehicle which is approached within fixed distanceru radio 1 or the electricity which is given out from the radio 2 which the control member carriesThe wave is perceived, in the receiver 2 which the operator of vehicle 1 carries alarmIt calls and urges the movement of vehicle 1.
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