Alamar | Ƙayyadaddun bayanai | Kayan abu | Mai zartarwa |
OTIS | 17 mahada / 19 mahada | Nailan | Otis escalator |
Ana yin sarƙoƙin hawan hawan dutse da kayan ƙarfe masu ƙarfi don tabbatar da dorewa da amincin su. An ƙera sarƙar yankan don jure babban matsi da kaya yayin aikin escalator, don haka dole ne a rinƙa kulawa da kulawa akai-akai don tabbatar da aiki lafiya.