发明名称 |
Opening and closing device for retractable nib fountain pen. |
摘要 |
<p>A retractable fountain pen employs a cover plate (16) rotatable about a supporting tube (12) by means of a spring (17) to sealingly contact the tapered front end of a cylindrical head portion (4) to close off a central passageway therein. The tube prevents excess deformation of the resilient tapered front end portion.</p> |
申请公布号 |
EP0080627(A1) |
申请公布日期 |
1983.06.08 |
申请号 |
EP19820110443 |
申请日期 |
1982.11.11 |
申请人 |
PILOT MAN-NEN-HITSU KABUSHIKI KAISHA |
发明人 |
OKI, TAKEO;ICHIKAWA, KATSUTOSHI |
分类号 |
B43K5/17;(IPC1-7):43K5/16 |
主分类号 |
B43K5/17 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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