This might be referred to as a "power lift" or a hoist.
That si the correct spellling of "dumbwaiter" (a small elevator)
In this case "Dumb" means not speaking. Instead of a human waiter bringing food from the kitchen to the serving area, a small hand operated elevator- the dumbwaiter- brought the food.
On the Dumbwaiter - 1913 was released on: USA: 25 August 1913
The Dumbwaiter - 1924 was released on: USA: 15 August 1924
you don't.
The cast of The Dumbwaiter - 1924 includes: Bobby Dunn Eddie Lyons
Ruined by a Dumbwaiter - 1918 was released on: USA: 27 January 1918
Shot in the Dumbwaiter - 1918 was released on: USA: 8 July 1918
The cast of Ruined by a Dumbwaiter - 1918 includes: Raymond Griffith
The cast of On the Dumbwaiter - 1913 includes: Robert Fischer as Pat Flynn - the Boob
the proper term is "dumbwaiter". dumbwaiter is a small elevator used to send food from kitchen to another area of house.