发明授权
- 专利标题: Writing instrument
- 专利标题(中): 书写仪器
-
申请号: US678322申请日: 1991-04-30
-
公开(公告)号: US5217313A公开(公告)日: 1993-06-08
- 发明人: Takashi Tamura , Masamitsu Nagahama , Koichi Enuma , Yoshihiro Wada , Masayuki Kawasaki , Kazuo Sakai , Kazunori Suzuki
- 申请人: Takashi Tamura , Masamitsu Nagahama , Koichi Enuma , Yoshihiro Wada , Masayuki Kawasaki , Kazuo Sakai , Kazunori Suzuki
- 申请人地址: JPX Nihonbashi
- 专利权人: Pentel Kabushiki Kaisha
- 当前专利权人: Pentel Kabushiki Kaisha
- 当前专利权人地址: JPX Nihonbashi
- 优先权: JPX1-115051[U] 19890929; JPX1-115437[U]JPX 19890930
- 主分类号: B43K8/00
- IPC分类号: B43K8/00 ; B43K23/08 ; B43L13/02
摘要:
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.