| 摘要 |
The invention relates to an abrasive pencil sharpener which comprises a cone-shaped active element (1) inside which there are three longitudinal strands of metal wires, said elements taking over the motion imparted by a rotor (14) provided with some inclined blades (23) driven by the water pressure of the household installations by means of an elastic tube (18) and a nozzle (17).
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