As we all know, press the button, the elevator door will open, and each floor body has a door (Note: the door in the "floor"). But the elevator to pay for Cao Zhi 丨 pedal check boxing gnosis itself has a door? In other words, the elevator is a hexahedron or a pentahedron More
The elevator has a car door and hall door of the points, the elevator in the hoistway running, car door closed, hall door closed, the elevator can be safe to run. But after the door, the professional point called the flat area, car doors and hall doors are open, so passengers can do the elevator out of the elevator. Hall door is passive, is driven by the car door opened, car door above the door machine used to drive the car door. The elevator is of course a hexahedron. Up and down, around, inside and outside. The so-called outside is the side of the door, this side is the door to open the side.
The elevator has a hall door and the car door of the points, you see inside the elevator that is the car door, and each layer has a hall door, when the elevator reaches the designated floor when the two elevator doors will also open
The elevator car is a hexahedron. The elevator car itself has a door, and each time you pay for the floor, there is also a door, and when the elevator arrives at the floor, the two doors are opened at the same time.
