发明名称 |
BALL FOR BALL-POINT PEN AND BALL-POINT PEN |
摘要 |
<p>To provide a ball for a ball-point pen and to provide a ball-point pen with the use of it which are superior in abrasion resistance and lubricating ability and can be manufactured easily. A ball 2 for a ball-point pen is made of a material of stainless steel whose surface is formed with a nitrosulphurized layer, or a ball 2 for a ball-point pen is made of a material of aluminum chrome molybdenum steel whose surface is formed with a nitrosulphurized layer. A ball-point pen utilizing such a ball has superior writing qualities. <IMAGE></p> |
申请公布号 |
EP1193082(A1) |
申请公布日期 |
2002.04.03 |
申请号 |
EP20000931675 |
申请日期 |
2000.06.02 |
申请人 |
SUWANETSUKOGYO CO., LTD. |
发明人 |
MIYASAKA, YOSHITO;KARASAWA, HITOSHI |
分类号 |
B43K1/08;B43K7/00;(IPC1-7):B43K1/08 |
主分类号 |
B43K1/08 |
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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