| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a shaft structure for a fountain pen capable of easily making a position to a rotating direction of a writing part unit coincide in accordance with a position of a pattern added to a fountain pen main body and a shape of a tail plug. <P>SOLUTION: The fountain pen comprises a writing part unit consisting of a pen point and a pen core is arranged at a front part of the fountain pen main body, wherein the writing part unit is freely rotatably arranged to the fountain pen main body. <P>COPYRIGHT: (C)2007,JPO&INPIT |
