新型(xing)滾輪通過輪轂上的機械(xie)結構與彈(dan)性(xing)體固定的免(mian)粘膠設計 , 可 以防(fang)止彈(dan)性(xing)體脫落(luo)，提高(gao)了滾輪的 使(shi)用壽命，減少(shao)工(gong)作(zuo)人員對該電梯 用滾輪的拆解(jie)和組(zu)裝工(gong)作(zuo)，節省人工(gong)成本，也減少(shao)維保人員在(zai)電梯井 道內停留時間，降低安全(quan)風險。 

New roller can prevent elastomer fall off by means of the mechanical structure and elastomer fixed wheel surface viscose design,improve the lifetime of roller,reduce operator disassembly and assembly to save labor cost,also reduce the staying time inside of the elevator shaft and reduce the risk.