| 摘要 |
PURPOSE: A portable vacuum cleaner is provided to remove snow from a parked car in the winter and to prevent fine dust contained in collected foreign materials from flowing into a blower. CONSTITUTION: A portable vacuum cleaner comprises a main body, an engine(2), a generator(3), a battery(4), a drive motor, a blower(6), a handle(7), a suction hose(8), a collecting case(9), a filtering cover, and a controller(10). The engine is installed inside the main body and generates driving force. The generator is powered by the engine and generates electricity. The battery is charged with the generated electricity. The drive motor powers the blower. The blower inhales air. The handle controls the moving direction of the main body. The suction hose is connected to the blower and inhales foreign materials. The collecting case collects the inhaled foreign materials. The filtering cover filters fine dust from the collected foreign materials. The controller controls the operation of the engine and the drive motor.
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