| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem that a side-knock member is moved to be loosened by its own weight or by carrying a writing implement due to the generation of play in fitting the side-knock member. SOLUTION: In a side-knock type writing implement in which by pressing the side-knock member 3 arranged in a window hole 2 formed in the side wall of a shaft cylinder 1 in the diameter direction, a slider 4 installed slidably in the longitudinal direction in the shaft cylinder 1 is advanced against the backward bias force of a spring 7, a means 17 for preventing the side-knock member 3 from being loosened is fitted to a fitting part 14 protruding into the window hole 2. |
