| 摘要 |
PURPOSE: A pen easy to open using magnets is provided to allow the magnet of a body part and the magnet of a cap part to generate an attractive or repulsive force according to a distance between the magnet, thereby preventing the cloth or book of users from getting dirty. CONSTITUTION: A pen comprises a body composed of the magnet of a cap part and the magnet (2) of a pen body part; and at least two stimulus components with magnets installed inside the body. The operation of the component is controlled according to a distance between the magnet of the pen body part and the magnet of the cap part. The stimulus component is at least one of a ballpoint pen, a sign pen, and a marker pen. The pen reacts according to the strength and size of the magnet. |
