| 摘要 |
<P>PROBLEM TO BE SOLVED: To make a writing tip part come out and in by pressing, which can prevent the writing tip part from protruding to damage or strain cloth and a human body therewith even when an external force is applied on a knock part. <P>SOLUTION: In a retractable writing apparatus formed such that a rotor situated at the front end of a pressing rod is rotated by pressing, and a cam part situated at the rotor is locked in a forward and a rearward position in a cam groove formed in a barrel, the barrel is formed such that the front end of a rear barrel is removably fixed at the rear end of a front barrel. A base part provided in front with a clip is formed on one side of the rear end of the rear barrel, a stopper piece is protruded with one end connected to one side of a pressing member, the front end of the stopper piece is positioned on the front surface of the base part in a space part formed between the inner surface side of a clip and the outer surface of the rear barrel, and along with advancing of the pressing part, the front end part of the stopper piece is advanced in a space part formed in the inner surface side of the clip. Even when an external force is applied on the rear end of the pressing member during carriage, the front end of the piece part makes contact with the upper edge of a pocket, and pressing can be checked. <P>COPYRIGHT: (C)2003,JPO |
