发明名称 ボールペン
摘要 PROBLEM TO BE SOLVED: To provide a ball-point pen and a method of manufacturing the same, which can set a resilient force of a resilient body which biases a ball ahead as a proper value without variation.SOLUTION: The ball-point pen includes: a ball-point pen tip 2 in which a ball 21 is rotationably held at a front end by a front end edge 22 and a ball receiving seat 23 of a backward thereof; a resilient body 3 which biases the ball 21 ahead, and makes the ball 21 close to an inner surface of the front end edge 22; a resilient body support member 4 which supports a rear end of the resilient body 3; and an ink housing tube 5 which is attached to a rear end of the ball-point pen tip 2, wherein the ball-point pen tip 2 and the resilient body support member 4 are pressed into a front end opening of the ink housing tube 5, and a rear end of the ball-point pen tip 2 and a front end of the resilient body support member 4 are made to contact back and forth.
申请公布号 JP5694736(B2) 申请公布日期 2015.04.01
申请号 JP20100242827 申请日期 2010.10.28
申请人 发明人
分类号 B43K7/00;B43K1/08 主分类号 B43K7/00
代理机构 代理人
主权项
地址