at the base of analyzing the two directional stop function, the combined mechanism is invented. this mechanism can realize the demand of two directional stop very well. it「s function is secure.
通过对止动功能要求的分析,提出了一种能良好实现止动要求的组合机构,该机构结构简单、工作可靠。
two directional stop is necessary to gearbox」s design of power-driven winching at electric power industry.