单点吊机的三种驱动方式及应用形式

Three Driving Modes and Application Forms of the Point Hoist

阐述目前国内剧院中三种典型的单点吊机的结构与驱动原理,并分析它们的优缺点及应用形式。

This paper introduced the structure and driving principle of three typical kinds of point hoist in domestic theater, and also analyzed their merits and demerits and application forms.