JIS B 1859:2020规定了与机械动力传输用同步带和同步皮带轮的使用有关的术语和定义,以及需要正分度或同步的术语和定义。
JIS B 1859:2020 specifies the terms and definitions related to the use of synchronous belt and synchronous pulley for mechanical power transmission and where positive indexing or synchronization is required.