The invention discloses an AC forced stopping device. In the case of use, infrared correlation tubes are respectively arranged at two sides of a wall body close to a rear wall, and the heights are flush with the most front edge parts of the front and the rear of the vehicle. When the vehicle is backing or driven to a garage, the most front edge parts of the vehicle touch the infrared ray, an infrared receiving tube controls a circuit of a loudspeaker to be opened via a photoelectric conversion module, the loudspeaker gives an alarm, the driver is warned to stop the vehicle, and the purposes of protecting the vehicle and the wall can be achieved.
AC forced stopping device
2015-09-30
Patent
Elektronische Ressource
Englisch
IPC: | G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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