The present invention provides a pit ladder device of an elevator which is provided in a pit of a hoistway of the elevator which is improved in installation performance. In order to realize the present invention, the pit ladder device of the elevator which is provided in the pit of the hoistway of the elevator, and is used by an operator to go up and down includes a bracket of which one end side is attached to a pit wall, a first arm member of which one end side is rotatably attached to the other end side of the bracket, a second arm member of which one end side is rotatably attached to the other end side of the first arm member, and a pit ladder which is attached to the second arm member.
ELEVATOR PIT LADDER DEVICE
LEITERVORRICHTUNG FÜR AUFZUGSSCHACHT
DISPOSITIF D'ÉCHELLE DE FOSSE D'ASCENSEUR
2020-04-22
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |