| 摘要 |
Signalling device for warning that a living being is going to cross a traffic road, which device comprises at least a first light volume (11) arranged at the vicinity of the road, at least an automatic detection device (13, 14) for detecting the presence of the living being (15) at the vicinity of the road, adapted to cause at least indirectly the illumination for a predetermined duration of a light volume; an emission device (29) controlled by the detection device for sending a predetermined frequency signal; a reception device (30) for the control of the signal and arranged at the vicinity of the road, which signal is tuned on the frequency of the emission device, and adapted to set on a light volume for said predetermined duration, each light volume being on for the predetermined duration each time that the presence of a living being is detected by the detection device (13). The invention applies to the road signalling field. |
