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    • 7. 发明授权
    • Writing instrument
    • 书写仪器
    • US5217313A
    • 1993-06-08
    • US678322
    • 1991-04-30
    • Takashi TamuraMasamitsu NagahamaKoichi EnumaYoshihiro WadaMasayuki KawasakiKazuo SakaiKazunori Suzuki
    • Takashi TamuraMasamitsu NagahamaKoichi EnumaYoshihiro WadaMasayuki KawasakiKazuo SakaiKazunori Suzuki
    • B43K8/00B43K23/08B43L13/02
    • B43K8/00B43K23/08B43K7/005B43K8/003B43L13/024
    • This invention relates to a writing instrument wherein a temporary ink storage member made of a synthetic resin injection molded article is sandwiched between a pen tip and an ink tank. In the present invention, a flange portion for fitting to a predetermined apparatus, which is positioned around an outer peripheral portion of the temporary ink storage member, is formed integrally with a shaft made of a synthetic resin injection molded article. In embodiments of the invention, the temporary ink storage member is made flexible, the shaft is made of a material which is softer than that of the tip holder, and the tip holder is used as a writing thickness display member. The temporary ink storage member can be used as an ink color display member and a cap is used as an application display member. In other embodiment, the cap can be fitted selectively in accordance with types of writing instruments.
    • PCT No.PCT / JP90 / 01239 Sec。 371日期:1991年4月30日 102(e)1991年4月30日PCT PCT 1990年9月27日PCT公布。 公开号WO91 / 04873 日本1991年04月18日。本发明涉及一种书写工具,其中由合成树脂注射成型制品制成的临时储墨构件夹在笔尖和墨水罐之间。 在本发明中,用于与位于临时储墨部件的外周部周围的规定装置嵌合的凸缘部与由合成树脂注射成型品构成的轴一体地形成。 在本发明的实施例中,临时储墨件制成柔性,该轴由比该刀片保持器更柔软的材料制成,并且刀片保持器用作书写厚度显示部件。 临时墨水存储构件可以用作墨水颜色显示构件,并且帽子用作应用显示构件。 在其他实施例中,可以根据书写工具的类型选择性地安装帽。