【摘要】 本文介绍作者发明的一种新型等速万向节——钢球柱槽万向节的结构及工作原理。这种新型等速万向节具有结构简单及易于制造的特点，故极具实用价值更多还原

【Abstract】 In this paper the construction and principle of a new type of constant velouty unirersal coupling steel ball and column slot universal coupling was intraduced.This umversal coupling is an easy to manufacture and of a simple structure,so it has high prictical development value.更多还原