新型(xing)滾輪(lun)通過輪(lun)轂上的(de)機械(xie)結構與彈(dan)性(xing)體固(gu)定(ding)的(de)免粘膠(jiao)設計 , 可(ke) 以防止彈(dan)性(xing)體脫落(luo)，提(ti)高了滾輪(lun)的(de) 使用壽命，減少工作(zuo)人(ren)員(yuan)對該電梯 用滾輪(lun)的(de)拆解和組裝工作(zuo)，節省人(ren)工成(cheng)本，也(ye)減少維保人(ren)員(yuan)在電梯井 道內停留時間，降(jiang)低(di)安全風(feng)險(xian)。 

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.