新(xin)型(xing)滾輪通過輪轂(gu)上的機械結構與彈性體固定的免粘膠設計 , 可 以(yi)防止(zhi)彈性體脫落，提高了滾輪的 使用壽命，減(jian)少工(gong)作(zuo)(zuo)人(ren)(ren)員對該電(dian)梯(ti) 用滾輪的拆(chai)解和組(zu)裝工(gong)作(zuo)(zuo)，節(jie)省人(ren)(ren)工(gong)成本(ben)，也減(jian)少維保(bao)人(ren)(ren)員在電(dian)梯(ti)井(jing) 道(dao)內停(ting)留時間，降低安(an)全風(feng)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.