| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vibration pen for marking devices in which the movement of a stylus is stabilized without causing liquid sticking to the stylus to enter the inside of a bearing. Ž<P>SOLUTION: This vibration pen 1 is provided with a pen holder 2, a piston 3, the stylus 4, a bearing holder 5 and a vibrating means 6. On the base end and distal end of the bearing holder 5, bearings 11, 11 for supporting the stylus 4 slidably are provided while holding a clearance S between the bearing holder 5 and the stylus 4. On the peripheral side part of the bearing holder 5, an inlet port 5a by which an internal space 2B and the clearance S are communicated is provided on the side of the base end and also a discharging port 5b by which the clearance S and the outside of the internal space 2B are communicated is provided on the side of the distal end. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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