| 摘要 |
PROBLEM TO BE SOLVED: To facilitate the detachment of a cap without marring the appearance of the cap. SOLUTION: A recessed part 6 being opened at the rear in the barrel direction is made in the rear end of writing utensils main body 1. Then, the opened end outer surface of the cap 4 is fitted in the inner surface of the recessed part 6. At the outer surface of the opened end of the cap, a tapered part 5 is provided, which is reduced in diameter as being directed in the open end direction. In a state of the cap set rearward, the outer surface of the front side of the tapered part 5 is fitted in the inner surface of the recessed part 6, and the tapered part 5 is exposed in the outer surface of the rear side. |
