| 摘要 |
The appliance has an operating knob unit (8) for adjusting a controlling and regulating device (20) and arranged behind a control panel (5), and a rotary knob (17) supported in an aperture (11) of the panel. The knob is axially movable to an original position, an intermediate position and an actuating position over a lowering mechanism. A bearing surface (26) of the knob is in contact with a bearing surface (19) of the panel in the actuating position, where the bearing surfaces are formed in a conical shape or tapered to each other, and the knob is formed as a plastic injection molding part. |
