軸体、及び、その軸体を使用した筆記具
- 专利权人:
- ぺんてる株式会社
- 发明人:
- 吉原 直人
- 申请号：
- JP2007250718
- 公开号：
- JP5364987B2
- 申请日:
- 2007.09.27
- 申请国别(地区):
- JP
- 年份:
- 2013
- 代理人:
- 摘要：
To prevent the separation of joint portion of a shaft tube and the generation of looseness caused by the swelling with sweat in the shaft body formed with two or more shaft tubes each being inserted to and contacted with the other.
SOLUTION: In a shaft body formed with two or more shaft tubes each being inserted to and contacted with the other, at least one shaft tube is made of non-permeable resin which is opaque to a laser beam, and at least one shaft tube contacting the shaft tube is made of a permeable resin which is penetrable by a laser beam and the contacting portion of these shaft tubes are welded and joined by the irradiation of a laser beam.
COPYRIGHT: (C)2009 and JPO& INPIT
- 来源网站：
- 中国工程科技知识中心
