SAFETY-ENHANCED CABLE AND SYNCHRONIZED PULLEY FOR STAGE SETTING GUIDING THE SAME

摘要

PURPOSE: A cable having improved stability and a synchronous pulley for a stage guiding the same are provided to prevent safety accidents by stopping the rotation of a motor when vibration is generated. CONSTITUTION: A cable lifts and controls a lighting device. A power wire(110) supplies power to the lighting device. A signal wire(130) transmits a signal to the lighting device. A support wire(150) supports the load of the lighting device. A cladding material(170) surrounds the power wire, the signal wire, and the support wire.