SAFETY DEVICE, METHOD OF OPERATING SAFETY DEVICE AND METHOD OF INSTALLING SAFETY DEVICE AND MOBILE STAIRCASE COMPRISING THE SAFETY DEVICE

摘要

A safety device for a mobile staircase is described. The safety device comprises a gate comprising a gate latch, the gate latch triggered by one or more gate switch; a power supply providing power to the gate latch; and an electrical circuit connecting the power supply and gate wherein the one or more gate switch comprises one or more secondary equipment gate switch each of which is/are triggered by secondary Ground Support Equipment (GSE). Also provided is a method and a system for safely loading and/or disembarking passengers, a method for manufacturing a safety device for a mobile staircase, a method for installing, fitting or retrofitting a safety device and a kit for the safety device. The one or more gate switch may comprise two secondary equipment gate switches. The secondary equipment gate switches may be triggered by secondary Ground Support Equipment (GSE) such as, a Disabled Persons Lift (DPL). 300 310 100200 210