| 摘要 |
The preset invention relates to a household appliance (1 ) comprising a body (2); two front feet (not shown in the figures) that are disposed on the base of the body (2) and that enable the body (2) to stand on the floor whereon the same is placed; a first rear foot (3) and a second rear foot (103); a first shaft (4) that is attached to the first rear foot (3) and a second shaft (104) that is attached to the second rear foot (103), with their outer surfaces having the helical gear structure, the first shaft (4) and the second shaft (104) passing through the first rear foot (3) and the second rear foot (103) respectively to form the axis of rotation and whereon the rear feet (3, 103) move, and a driving means (6) that is disposed on the bottom front section of the body (2) and that is controlled by the user from the front of the body (2). |
