Patent ID: 8776947

Claim:
A tool for use in the construction and maintenance of elevators and escalators, the tool comprising: a plurality of rails connected together and arranged in a generally parallel orientation; a plurality of support members connected to the plurality of rails; a plurality of treads attached to the plurality of support members, the plurality of treads configured to provide a working surface upon which construction or maintenance personnel can stand, sit or kneel, the plurality of treads is further configured to provide a working surface upon which materials can be placed; and an extension member connected to one end of each of the rails, each extension member including a locking member and a stop, each locking member including a first arm, a second arm extending from the first arm and a third arm extending from the second arm, and wherein in an open position, the third arm of the locking member is in contact with the stop and in a closed position, the second arm is in contact with the stop; wherein the tool is configured to bridge gaps formed within the elevators and escalators and bridge gaps formed in building spaces in and around the elevators and escalators.