Goods protection control for use in shop doorway, has main inlet, separate main outlet, side inlet, separate side outlet and photo sensor that is switch-on, so that shoplifting suspicious person in shop doorway is automatically arrested

摘要

The control has a main inlet (32), a separate main outlet (1), a side inlet and a separate side outlet. Separate passages are provided for the main inlet and the main outlet. A common passage limited by two walls and doors is provided for the main inlet and the main outlet. A photo sensor is provided in the control, where the sensor is switch on, such that a shoplifting suspicious person in a shop doorway is automatically arrested.