This paper introduces the test effects of the roadway support with yieldable legs including different construction on Vertical test stand,and analysed mechanics features and effect factors.

• 介绍了在立式巷道支架试验台上，对不同结构形式平顶形柱腿可缩金属支架的试验结果。分析了支架的力学特征和影响柱腿可缩性的因素。