Umnyango womlilo kunye ne-push rod lock unokufikelela kwi-interior engxamisekileyo kwi-push rod ukuze uvule umnyango kwaye kwangaxeshanye ukhuphe i-alamu ukufezekisa umsebenzi wokuphunyuka kwangaphakathi kunye nokulwa nobusela bangaphandle. Umnyango womlilo kunye ne-push rod lock ifanelekile ukulawula ukuhamba kwabantu kwizakhiwo zikawonkewonke, ukuthintela okungagunyaziswanga kunye nokuthintela ubusela.

ukwenziwa kocango lomlilo,ucango olukwaziyo ukumelana nomlilo, ucango lomlilo lusondele,umnyango wokukhusela umlilo,iingcango zehotele eziluqilima iingcango zomlilo ezihlanganisiweyoiingcango zendawo yomlilo,, ucango lwentsimbi yokumelana nomlilo,umnyango wokukhusela umlilo,ngaphandle komnyango womlilo,ukwenziwa kocango lomlilo,iingcango zentsimbi zangaphandle,umnyango wokukhusela umlilo,iingcango zendawo yomlilo,umnyango womlilo wesinyithi, ucango olunomlilo ophakathi,ukwenziwa kocango lomlilo,ukuxhoma umnyango womlilo wangaphakathi,iingcango zendawo yomlilo