| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve a problem that problem that the idea of the conventional connectable lid bodies may cause the fitting portion of lid bodies themselves to be drawn when intending to draw a writing utensil body from the lid bodies or the writing utensil body to be drawn from the lid bodies when intending to draw the fitting of the lid bodies themselves frequently happen due to the distribution when designing or the fluctuation when manufacturing of the force needed for drawing and fitting by friction force in the fitting portion of the lid bodies themselves and the force needed for drawing and fitting by friction force in the lid bodies and the end portion of the writing utensil body. <P>SOLUTION: A direction for inserting the writing utensil body 1 into the lid bodies 2, 20 is different from a direction for fitting the lid bodies 2, 20. <P>COPYRIGHT: (C)2009,JPO&INPIT |
