Dumbwaiter elevators have small size; its control button system of calling floor is only arranged on door of each floor or in cabin; its main function is to carry light goods such as food, books, small household appliances, ect. This type of elevator is used in restaurants, hotels, kindergartens, libraries, warehouses, ships etc.
Cabin door system of dumbwaiter elevators is usually vertically opened by hand, with one leaf door or, or two leaf door sliding up and down on both sides. Cabin interior is striped stainless steel, luxurious design, easy to use and smooth motion, etc. At each floor door, there is a safe electric switch. The direction guiding rail system for cabin and balance is specialized T-rails types for elevators. On each floor door, there is display of indicating floor and movement of elevator.