Automatic Elevator

Automatic elevator means a passenger or freight lift operated by push buttons so that the starting, moving, leveling, holding and opening and closing of the doors is entirely automatic.It is known that the word semi-automatic means operated partly automatically and partly by hand so the human element would be involved in the operating process while on the other hand fully-automatic lift means designating a system, device, or machine whose function is completely automatic for example a firearm that ...