Columbia elevator offers conventional entrances which are free standing systems at each landing custom entrances which columbia s engineers can design based on your project s unique criteria and the quikent which is columbia s patented tower system that begins in the pit and stacks in the hoistway.
Elevator car door types.
When an elevator car is level with a floor landing the power unit moves the car door open or closed.
Manual accordion power sliding car door power sliding car and shaft.
A pick up arm clutch vane bayonet or cam contacts rollers on the hoistway door which releases the door latch on the hoistway door.
There are two types of elevator doors that should be incorporated into all residential elevators the first is the car door the second is the landing door.
Elevator doors have two major types manual and automatic.
Three different types of elevator door types.
The power unit opens the car door which in turn opens the hoistway door.