INDICATOR APPARATUS WITH ROTATABLE SIGNAL BOARD AND OPTICAL FIBER LIGHT TRANSMISSION

摘要

There is provided, in accordance with this invention, an indicator apparatus comprising a sign board which is free to rotate and has a plurality of light transparent portions each being formed in a sign shape, a display board which has display perforations, a plurality Or optical fibers each of which is disposed so as to be adjacent at one end to said display perforation and at the other end to said light transparent portion or said sign board, and a driving means which makes said sign board rotate.