CN201240145Y - 一种多钢珠笔芯 - Google Patents

一种多钢珠笔芯 Download PDF

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Publication number
CN201240145Y
CN201240145Y CNU2008201876427U CN200820187642U CN201240145Y CN 201240145 Y CN201240145 Y CN 201240145Y CN U2008201876427 U CNU2008201876427 U CN U2008201876427U CN 200820187642 U CN200820187642 U CN 200820187642U CN 201240145 Y CN201240145 Y CN 201240145Y
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pen core
refill
steel ball
steel balls
head
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CNU2008201876427U
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黄侨艺
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Abstract

本实用新型公开了一种多钢珠笔芯。它包括笔芯管、笔芯头,钢珠设置在笔芯头的尖部出油口内,其特征是,在笔芯头的尖部出油口内设有2-3个顺次排列的钢珠,在笔芯管的尾部腔内设有柱塞,柱塞上设有与笔芯管内腔相通的透气孔。当钢珠滑落时,通过用手指堵塞透气孔同时推动柱塞,可以通过气压推动后面的钢珠进入笔芯头尖部出油口内,达到更换钢珠的目的。

Description

一种多钢珠笔芯
技术领域
本实用新型涉及一种多钢珠笔芯,具体地说是一种具有多个钢珠,可以更换钢珠的笔芯。
背景技术
人们在使用笔芯时,随着写字时,笔头与纸面的摩擦,笔头里的钢珠容易滑出,往往这时笔油还没有用完,造成一定的浪费。
实用新型内容
本实用新型的目的在于提供一种多钢珠笔芯,该笔芯具有多个钢珠,可以在钢珠丢失时,更换钢珠。
本实用新型解决其技术问题所采取的技术方案是:一种多钢珠笔芯,包括笔芯管、笔芯头,钢珠设置在笔芯头的尖部出油口内,其特征是,在笔芯头的尖部出油口内设有2—3个顺次排列的钢珠,在笔芯管的尾部腔内设有柱塞,柱塞上设有与笔芯管内腔相通的透气孔。
本实用新型的有益效果是:在笔芯头内设置多个钢珠,通过柱塞可以推动钢珠进入笔芯头末端,达到更换钢珠的目的。
附图说明
图1为本实用新型的结构示意图。
图中:1钢珠,2笔芯头,3笔芯管,4柱塞。
具体实施方式
如图1所示。
一种多钢珠笔芯,包括钢珠1、笔芯头2、笔芯管3和柱塞4。钢珠1设置在笔芯头的尖部出油口内。在笔芯头的尖部出油口内设有2—3个顺次排列的钢珠1,在笔芯管的尾部腔内设有柱塞4,柱塞上设有与笔芯管内腔相通的透气孔。
当钢珠滑落时,通过用手指堵塞透气孔同时推动柱塞4,可以通过气压推动后面的钢珠进入笔芯头2尖部出油口内,达到更换钢珠1的目的。

Claims (1)

1、一种多钢珠笔芯,包括笔芯管、笔芯头,钢珠设置在笔芯头的尖部出油口内,其特征是,在笔芯头的尖部出油口内设有2—3个顺次排列的钢珠,在笔芯管的尾部腔内设有柱塞,柱塞上设有与笔芯管内腔相通的透气孔。
CNU2008201876427U 2008-08-13 2008-08-13 一种多钢珠笔芯 Expired - Fee Related CN201240145Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201876427U CN201240145Y (zh) 2008-08-13 2008-08-13 一种多钢珠笔芯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201876427U CN201240145Y (zh) 2008-08-13 2008-08-13 一种多钢珠笔芯

Publications (1)

Publication Number Publication Date
CN201240145Y true CN201240145Y (zh) 2009-05-20

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Family Applications (1)

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CNU2008201876427U Expired - Fee Related CN201240145Y (zh) 2008-08-13 2008-08-13 一种多钢珠笔芯

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CN (1) CN201240145Y (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103847304A (zh) * 2014-03-12 2014-06-11 励土峰 多钢珠连续圆珠笔芯
CN104669827A (zh) * 2015-03-11 2015-06-03 孙海滨 一种解决中性笔残次品笔芯出油问题的新型笔杆

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103847304A (zh) * 2014-03-12 2014-06-11 励土峰 多钢珠连续圆珠笔芯
CN103847304B (zh) * 2014-03-12 2017-03-01 宁波高新区零零七工业设计有限公司 多钢珠连续圆珠笔芯
CN104669827A (zh) * 2015-03-11 2015-06-03 孙海滨 一种解决中性笔残次品笔芯出油问题的新型笔杆

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090520

Termination date: 20090914