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发明公开
CN104029532A 一种活动铅笔的笔尖套组件 无效 - 撤回

一种活动铅笔的笔尖套组件
摘要：
本发明公开了一种活动铅笔的笔尖套组件，包括笔尖套本体，笔尖套本体上开有供铅芯显露出来的笔尖套内孔，笔尖套内孔中嵌设有对铅芯有夹持作用的夹持套，笔尖套内孔壁具有挤压部，夹持套可沿着笔尖套内孔轴向运动，且夹持套具有与挤压部配合构成张开或合拢结构的夹持端，夹持套相对具有夹持端的另一端设有复位弹性件。本发明具有夹持铅芯稳定、书写更流畅的优点。
摘要（英）：

The invention discloses a tip sleeve component of a propelling pencil. The tip sleeve component comprises a tip sleeve body. A tip sleeve inner hole is formed in the tip sleeve body and used for exposing a pencil lead. A clamping sleeve is embedded in the tip sleeve inner hole and used for clamping the pencil lead. An extrusion portion is arranged on a tip sleeve inner wall with the inner hole. The clamping sleeve moves in an axial direction of the tip sleeve inner hole and is provided with a clamping end. The clamping end is matched with the extrusion portion to form an opening or closing structure. A resetting elastic element is arranged at the other end opposite to the clamping end of the clamping sleeve. The tip sleeve component has the advantages of stability in clamping the pencil lead and capability of writing smoothly.

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