Aosite, kusukela 1993
Ngaphakathi kwe-slide rail, engenakubonwa ngeso lenyama, isakhiwo sayo sokuthwala, esihlobene ngokuqondile namandla ayo okuthwala. Kukhona kokubili amaslayidi ebhola lensimbi namaslayidi angamasondo e-silicon emakethe. Owokuqala ususa ngokuzenzakalelayo uthuli nokungcola kumzila wama-slide ngokusebenzisa ukugingqika kwamabhola ensimbi, ngaleyo ndlela aqinisekise ukuhlanzeka kwesitimela sama-slide futhi avimbele umsebenzi wokuslayida ukuthi ungathinteki ukungcola okungena ngaphakathi. Ngesikhathi esifanayo, amabhola ensimbi angasakaza amandla kuzo zonke izinhlangothi, aqinisekise ukuzinza kwekhabethe ngokuvundlile nangokuqondile. Imfucumfucu ekhiqizwe isitimela se-silicon wheel slide ngesikhathi sokusetshenziswa kwesikhathi eside kanye nokungqubuzana i-flake yeqhwa, futhi ingakhuliswa ngokugoqeka, okungeke kuthinte inkululeko yokuslayida yekhabethe.