| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a fall prevention device of a door opening time which does not require careful installation operation and in which a handrail used when going down to a ladder can be installed to a door part in an open state.SOLUTION: A fall prevention device of a door opening time is applied, for example, to an elevator and comprises: a ladder 8 which is positioned on the outside of a landing door 2 that is openable/closable in a horizontal direction, disposed at a place such as a pit 1 which is located lower than a floor of a hall where the landing door 2 is installed, and used when getting off from the floor of the hall to a lower place when the landing door 2 opens; and a handrail 10 which is provided at the position of the ladder 8 so as to protrude upward from the floor of the hall and prevents a user of the ladder 8 from falling down to the pit 1 when the landing door 2 opens. The handrail 10 is provided liftably, and a through hole 3c into which the handrail 10 can be inserted is formed at a sill groove 3a of a door sill 3 for guiding the landing door 2. The device also comprises a lift control device for controlling the lifting of the handrail 10.</p> |
