Xizi OTIS escalator parts chain 17 link escalator rotary chain

Unyolo wa escalator ndi chimodzi mwazinthu zazikulu zomwe zimagwiritsidwa ntchito poyendetsa masitepe. Amakhala ndi maunyolo angapo olumikizidwa omwe amayendera njanji zowongolera pansi ndi pamwamba pa escalator.
Ntchito ya unyolo wowotchera ndikutumiza mphamvu kumasitepe kuti iwapangitse kuyenda motsatira njira ya escalator. Kawirikawiri amapangidwa ndi zitsulo zamphamvu kwambiri kuti athe kupirira mphamvu yokoka ndi katundu wa escalator panthawi yogwira ntchito. Unyolo wokhotakhota umapangidwa mwaluso ndikupangidwa kuti zitsimikizire kuti zikugwira ntchito bwino komanso kukhazikika kwanthawi yayitali.