| 摘要 |
PURPOSE: A blade cutter operated as a mechanical pencil is provided to secure convenience and reduce dangerousness by exquisite cutting performance. CONSTITUTION: A blade cutter operated as a mechanical pencil comprises an outer cutter cylinder(10), an inner cutter cylinder(20), and knife leads(25). In case the top plug(22) of the blade cutter, the inner cutter cylinder is pushed. The cutter lead is projected to an outer cutter fixing portion(11) through an inner cutter fixing portion(23) connected to the outer cutter cylinder. |
