Dumbwaiter is a transport device which is used in Hotels & restaurants to carry the small goods vertically from one floor to another.
Space Requirement
| LOAD | SPEED | CAR INSIDE | LIFE WELL & MACHINE ROOM | ENTRANCE | ||||
| KGS | mps | Width | Depth | Height | Width | Depth | Width | Height |
| 100 | 0.50 | 700 | 700 | 800 | 1200 | 900 | 700 | 800 |
| 150 | 0.50 | 800 | 800 | 900 | 1300 | 1000 | 800 | 900 |
| 200 | 0.25 | 900 | 900 | 1000 | 1400 | 1100 | 900 | 1000 |
| 250 | 0.25 | 1000 | 1000 | 1200 | 1500 | 1200 | 1000 | 1200 |