Principal areas of usage include.
Escalator floor collapse.
An escalator is a moving staircase which carries people between floors of a building.
A woman had a narrow escape when a panel of flooring at the top of an escalator gave way moments after stepping on it at a chinese shopping mall on sunday afternoon legal evening news reports.
Escalators are often used around the world in places where lifts would be impractical or they can be used in conjunction with them.
No one was injured but many shoppers were left reeling in shock reported the straits.
It consists of a motor driven chain of individually linked steps on a track which cycle on a pair of tracks which keep them horizontal.
The bottom steps of an escalator at tampines 1 mall collapsed while four people were riding it on april 13.
Xiang liujuan 30 was travelling up the escalator at anliang department store in jingzhou in the central province of hubei with her two year old son.
Someone pressed the emergency button to stop the escalator immediately then a security guard blocked the entrance of it with a warning line.