Standards governing Prevention of Industrial Robots Hazards Article 12

Robots set by employers shall not have hazardous parts such as protrusions, sharp corners or gears exposed except for the necessary parts in use.
中文原文 工業用機器人危害預防標準第12條
雇主設置之機器人,除在使用上有必要之部分外,不得有凸出、銳角或齒輪之露出等危險部分。

English translation for reference only; the Chinese text prevails. Not legal advice.