Patent ID: 7876237

Claim:
A road cone comprising: a hollow truncated conical body of a light transmissive material having a top open end defining a top opening; a power supplying unit mounted detachably in said truncated conical body and accessible through said top opening; a cap mounted on said top open end of said truncated conical body and covering said top opening of said truncated conical body; and a light emitting unit mounted in said truncated conical body and connected electrically to said power supplying unit so as to be powered by said power supplying unit to generate light inside said truncated conical body, wherein said truncated conical body further has a bottom wall, said power supplying unit including a circuit board and a battery container having a bottom end and adapted to receive at least one battery therein, said light emitting unit including a pair of conductive sticks supported on said bottom wall of said truncated conical body, extending between said bottom wall of said truncated conical body and said bottom end of said battery container, and connected electrically to said circuit board, said light emitting unit further including a plurality of light emitting members disposed along and connected electrically to said conductive sticks in a parallel connection manner.