| 摘要 |
A height control apparatus of a suction body for an upright type vacuum cleaner is provided to control height accurately and to guarantee a reliability of the product by a structure capable of preventing a reverse rotation of a cam wheel. A height control apparatus of a suction body for an upright type vacuum cleaner includes a lifting unit and a control unit(200). The lifting unit is assembled at an inside of the suction body. The lifting unit includes a pair of hinge shafts(111,112) at a rear end with a distance. The rotatable hinge shafts are connected to a part of a fixing unit of the suction body. The control unit is composed of three members as a single body. The whole control unit is installed or disassembled to the suction body by a fixing screw assembled at a pair of bosses. The control unit has a fixing bracket(210), a cam wheel(220), and a lever unit(230). The fixing bracket is provided with a base plate, and the cam wheel is provided with a wheel part and a cam part. |
