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VIBRATION ERASER CAPABLE OF EASILY REMOVING CHALK DUST ATTACHED ON MAIN BODY OF BOARD ERASER BODY
VIBRATION ERASER CAPABLE OF EASILY REMOVING CHALK DUST ATTACHED ON MAIN BODY OF BOARD ERASER BODY
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机译:能够轻松清除板上橡皮擦主体上附着的粉笔粉尘的振动橡皮擦
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摘要
PURPOSE: A vibration eraser is provided to cleanly and rapidly remove characters or drawings on a board or a blackboard with small power by using a vibrato on which a vibrating device or an ultrasonic oscillator is attached.;CONSTITUTION: A vibration eraser comprises the following: a eraser main body(20); a vibration member consisting of one member selected between an ultrasonic oscillator or a vibrator(120) equipped on one side of the eraser main body; a battery part(180) supplying power to the vibration member; and an operation switch(160) and a PCB part operating the battery part. The ultrasonic oscillator or the vibrator is operated by a motor.;COPYRIGHT KIPO 2010
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