| 摘要 |
Optical signalling device ( 1, 20, 30 ) for vehicles (A), comprising: a support element ( 2 ) fitted to the abovementioned vehicle (A), a revolving element ( 3 ) arranged on the support element ( 2 ) and coupled to drive means ( 4 ) able to cause rotation thereof and one or more optical signalling elements ( 8 ) associated with the revolving element ( 3 ) and electrically connected to an electric power source able to illuminate them. Each optical signalling element ( 8 ) comprises one or more laser light generators/emitters ( 9 ).
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