OVERLOAD ALARM DEVICE FOR SAFETY SHOE

摘要

PURPOSE: An overload alarm device used for a safety shoe capable of issuing a warning as soon as excessive weight over recommended load is added on the safety shoe is provided which reduces industrial accident as well as protecting a worker. CONSTITUTION: This overload alarm device comprises: a detecting means(20) comprising an upper plate(22) embedded on one side of a sole of a safety shoe to be lifted by an elastic member(23), a detecting part(24) for detecting the lifting action of the upper plate and a control part(25) for checking; and an alarm means(30) comprising a signal change part(31) embedded on another side corresponding to the detecting means at the sole of the safety shoe, an amplifying part(32) for amplifying the signal output from the signal change part; and a display part(33) for displaying the amplified signal.